Letting coco dry out Most coir contains lots of potassium, and it transfers some to your crops. Jgutta420 Well-Known Member. 4 so if im after an ec of say 0. the medium is nowhere near "dry" though down in the root zone. You can’t really over water Coco but can definitely under water. I have two pretty big bushes, about 5 feet tall, 4 feet wide, in 5 gallon pots with botanicare coco gro coco, and am using H&G Cocos A+B, CalMag+, drip clean, and Botanicare Hydroguard as a beneficial bacteria additive. When the plants get older and need more intake it’s dangerous. Veg and flower went great, good growth rates, buds denser than 1st grow, good terpene profiles, good yield, medium -letting them dry out is the suggested solution to most symptoms. Editing a comment. Don't let coco dry out as bad as dirt, it should be dry only up to 1" beneath the top layer, do the finger test, it should only be dry up to your knuckle, then you need to feel moisture or you're underwatering. Feed with 1/4 str h3ad 6/9 the first watering @ ph 5. I still say drybacks are for soil grows, not hydro. You should make sure the coco stays damp and don't let it dry out between watering. Having a few issues first time in coco, using biobizz following the coco feed chart ph 5. If you let it dry out you will need to fresh water flush halfway through flower between day 28 and 35 because salt builds up quick in coco. 5gal ultrasonic humidifier, 60gal (27gal usable) nute tank, 16" pedestal fan & 18" wall fan. I feed my plants every other day with at least 20% run off - never let coco dry out. Letting coco dry back like soil is not good for your plants because it leads to fluctuations in pH and EC/PPM. Repeat over and over with more frequency Watering with seedlings (like up to 3 weeks from seed) can be tricky, and sometimes underwatering AND overwatering can show similar symptoms. I was busy for a couple days and one of my plants had wilted leaves i. When I switch to bud stage,after 2 weeks or when buds start forming I let my soil dry out a bit I wait till my plants show signs of IMO your extremely high run off ec is due to you letting the coco dry out. . You are flushing out the old used water and replacing it with new fresh water for the plant to feed from. Crypto You can let that coco dry out if you want. If your coco is drying out in less than a day, you may need to take action. Try watering 3 times a day, bumping up your feed, and keeping your pH around 6. 5 options if your coco is drying out in less than a day: Just water more often – If your plant is healthy and you don’t mind watering your plant all the time, you can continue what you’re doing. That is assuming your using canna coco? You are correct about using larger container and letting the top dry out with 100% fine coir like canna coco. I tried to tell you CoCo fools your overwatering in the cannabis infirmary. I shoot for 3-400 ppm more then that its time for less. In my early years of growing, I would also incur huge pH swings from letting my coco dry out too much, just some food for thought. Oct 13, 2019 #2 I let it dry only for a cpl of days. PlantManBee Well-known member. The pH of your feed should always range from 5. Just curious for anyone who uses coco coir how often do you re-wet it? I have 2 adult Russian tortoise enclosures, and I have been letting it dry out before re-wetting it again. As mentioned earlier, coco can become hydrophobic, It's a thing. IMO, there is no need to go over 2-3 gal in coco. My coco is always light a fluffy, even when wet. Regular feeding replenishes the nutes with fresh, pushes out the old, and pulls in fresh oxygen to the roots. If i had to water a few times a day, i simply couldn't be bothered with coco unless i 2. Reply reply More replies More replies More replies. Watering plants too often can cause the symptoms of overwatering and can sometimes attract fungus gnats. Seriously so confused. My first grow i watered from seeding to finish 2x a day fully saturating and getting 20% runoff with 0 issues. But once they're getting bigger, I dunno, two weeks plus, then you'd water everyday til run off. Apr 9, 2020 #5 I feed every watering. This also goes for my 6 other girls which are only in day 5 to 11. Obviously this would be plant specific, but wanted some general strategies in both veg and flower. With coco you want to fully saturate the medium and never let it dry out. 7ml in early veg, 5ml from later veg through mid flower. Seems to be a consensus that overwatering at this stage = bad bad. My friends grow looks a bit like your leaves. They are more of an indicator that you have a root health problem, not the cause of it. What actually qualifies a "completely dry coco" can be up for a bit of debate, but it typically means the coco should never return to its light brown colour like when you first purchased it, if that makes sense. 5, they're in 10ltr pots an I put about 15 ltr of PhD water to 5. If they dry, they will soon form deficiency, particularly calcium. Whats your preferred method for watering coco and why do you prefer it? M. Thinking pressing it too much I'm fucking up with the coco being able to hold oxygen. I water 3x a day now and have no problems. When you start treating coco as soil that’s when issues arise later on down the line and you can’t figure out why. I've not done side by A question of a fellow grower: What’s your take on watering/feeding schedule for coco coir grows? It seems like if you ask 100 people. I just water 30 sec every 3 hours . I have seen many coco grows devastated by people who water daily or more, with no regard to the medium's moisture. 8 until there *** must let coco dry out partially between waterings or ran into issues. Grow Your Own, But Don't Grow Alone Let's Grow In Coconut Coir Together! Posted by u/MT420MT - 13 votes and 103 comments Hey guys Im a little confused, when use say 'dont let coco dry out' what do you mean? like the whole pots dry or just the top? What if the cocos moist but not wet? is that considered dry? when should you be watering? when the tops dry? because thats what ive been doing, watering everyday I know some folks like to let their coco dry out. jpeg. They're due for a feed tomorrow so I was wondering how much should I let coco dry? Also I've included outdoor temps and uv index in my area. People fertigate like twice a day. If you can blow on it and blow coco out of the pot you didn't water Coco For Cannabis Discussion Board. As the Coco dries out, the mineral concentration increases since the solvent (water) is evaporating or being taken up by the plants. Everyday or second at max some people even have a constant drip going 24-7 coco is a hydro medium it doesn’t hold much nutrients or water at all letting coco go dry will expose your plant roots to air and kill the roots and any life you had in the coco. :cool . let the coco dry out between watering until u see roots coming out the bottom then give the rootzone a good flush before flip to get rid of any salts that built up wen letting the coco dry Well one got 25ml the other 30ml. For your trip, do bottom watering. Just let the coco dry out like halfway. Reactions: soap1964. As for EC strength I’d probably start at 0. I feed 1L every couple to 3 days or sooner if pots lighten up Or Take out half now and put it outside (in a safe spot cats can’t get to) and let it dry if you can, when that’s drier do the exact same thing with the other half You can also try putting a low grade fan in a ventilation hole on your tank and letting it just run provided it Posted by u/Quack_a_mole - 1 vote and 3 comments I know some folks like to let their coco dry out. Reactions: Southernontariogrower, twentyeight. Looking for some proven techniques regarding dry downs / dry backs. Another is to never use straight water. Depending on the plant size to pot size ratio and the environment, you may have to water as often as every 4 - 6 hours. Coco is I read in the sticky posts that you should never let coco dry out. I get my run off each watering at around 5 I dont advocate for the entire medium to be dry. 2nd grow - coco/perlite - Botanicare bottled nutes (blend of organic/synthetic products), supplemented with Botanicare Pure Blend Tea (organic) + microbes. 8-6. If there’s no perlite you may want to let it dry out a little more (like 75-80% of the weight) as it may become to compact without the perlite. I would make sure if you go with the Autopot to use the same clones in each Autopot so they have the same needs and the Autopot refills at the correct time for both. I use cal mag along with my canna nutes for coco. The main goal should be keeping nutrient levels consistent which means frequent watering to flush the medium of excess salts or reducing the strength of the nutrients if the plant isn't drinking much yet. You are essentially water feeding the plants. You could dump 10 gallons in each pot if you want, it won't cause problems because coco only holds so much water and the rest drains through. That’s why you can and should overwater coco. Gdawwwg. when using coco coir 100% pots need to be off the ground with at least a 2 inch air gap for air circulation to help Thanks. Once roots are reasonably well established Start off slow but don’t let coco dry out. Timing is key - i use a moisture meter regularly to check to see where the moisture is up to. When the plants are young. 9 Sent from my iPhone using Tapatalk Pro "This thread does not surprise me at all. 4-. Ph for coco should be 5. “Master Grower” status is reserved for those who possess the skills and education to manage a commercial cannabis operation. Reactions: Narsbars, cannaluvme and DanC520. Do you let yours dry out or keep watering ?. This drives me nuts. 0+ for bloom. You don't "let coco dry out" but you also don't water it till run off everyday at the seedling stage either. Once passed the seedling stage, plants should be watered/fed daily like a normal hydro system all the way until harvest The idea of letting coco dry out comes from soil practices. I usually water every other day until about week 3 when they Need watered every day. You can get away with letting your coco dry and other poor feeding practices many times but you are seriously gambling with severe nutrient burn and or nutrient lockout . I'd start there. Also i treat coco and wash it a lot before use. Of course what you mix it with makes a difference. I also set up an autowatering system recently Most plants wild survive without water and very dry for the night. Exhaust constantly running. So I do run into some questionable moments when checking the coco for dryness or wetness. Also, You don't ever want coco to dry out. 2 an EC 1-1. O. But if you run into deficiencies might be something to consider. The smaller your This is my first time growing in coco and my girls just sprouted 2 days ago. If you over water all plants will die and mold will destroy your world. Log in to Reply. When coco dries out the salta grab hold and you get a build up very fast. I do it twice a day in flowering. first time using coco all going well just wondered to regular feed of give it some time to let it dry out ? Your ec is likely high because you let the coco dry out. Coco has some tricky features when it comes to hydroponics nutrients and absorption. During veg or when the roots are still filling In the pot it is crucial to get full dry downs to let When I started I was letting it dry out 1-2 days in between watering and I experienced herms and lower yields. I Was wondering if I should feed it more as its quite big or let it dry out more? 11 votes, 23 comments. At that point we would start feeding nutrients. Coco holds tons of air so as long as you have good drainage and its not sitting in runoff you can water them a ton. If you were to feed them on your current schedule with 250ml as Aquaman recommends, you'd get getting about 200ml runoff. I let them dry our entirely then water very shortly after. Im wondering about frequency of watering in coco and if it’s true what people say about not letting coco dry out like you would soil, between What he said, you cannot let coco dry out completely or close, must always be a bit moist/wet, should be feeding everyday, setup a automatic feed Pump in a Reservoir if you're struggling. Not at all. For reference, I am in coco-perlite with 20% worm castings and organic dry One being: not letting coco dry out completely. I'm currently using coco char coir biopots. There's a simple water schedule for ya. Drain PROPERLY until dripping slows. We water until they runoff a If you let coco dry out, the water in coco will evaporate but the salts (nutes) will stay increasing the EC to toxic levels and burn your plants. So far so good. And feed every time - never just water. 45 18 May 15, 2016 #8 Elevator said: Ok, I was following something you said on a previous thread about canna. Drip systems or flood and drain are best. 2020 2021 GROW ROOM JOURNAL My After another week or so, then into a 3 gal and repeat the above steps ( letting the coco dry out a bit after the 1st watering). e. 2 MB Views: 27. Temps are between 21 and 23C and humidity is above 65%. 8 it should show up at 1. But everyday spray the surface so it doesn't get dry. odankeus. Dedicated to the cultivation of cannabis. Most people over water tho. The surface of the coco should always be dark and moist. I still have big pots (18L). 2. 60-65% in veg, and 40% in flower. The biggest factor for yield outside of equipment (lights etc) is how big you veg them for. As the plant grows, it will dry out the coco faster, requiring more frequent fertigation for longer durations at each event. 0EC at max but strength but it really depends on the setup and environment. Can drop feed in half when you’re feeding so often. One good dry out can do it. I know I know, don't let coco dry out. I mean the surface of the coco becomes light brown compared to what it looks like wet, and you can feel the pot is lighter. 6EC and go up to around 1. Dry coco is the most dangerous of the bunch imo, yet is the easiest to spot and easiest to fix. I was reading from happy pot farmer to let the coco dry out after transplanting clones. My friend uses coco and waters his 5 or 7 gal pots twice a day and his plants are - Coco drying out - High EC - Over-watering - Low quality, salty coco (not as common now a days) Using canna coco, so it's not the low quality issue. You can let coco dry out just like soil. " Let that nut refuse dry out some, eh? It's like growing in perlite. Master Grower: This badge is reserved for those who have demonstrated professional skills in cannabis cultivation and are educated in the fields of horticulture, botany, and/or agriculture. Some sources say to treat it like soil and let it get quite dry between waterings. Tuckgrows. "I Coco also has the CEC with K and micros so letting it get too dry can cause even more issues. Not sure if its diff coco brands or the fertilizer but Ive always had more ppm going out then in. Letting it get nearly dry that first couple of waterings after a repot really seems to encourage the plant to put on some quick roots as it seeks out the moisture left in the coco. At this point roots will start popping out of the bottom of the container. You can grow trees in 3 gal pots. I never let my plants dry out during veg stage I use the finger test. If you're getting more runoff than expected, you're not letting your pots dry out enough. My FLF is actually the one I give the most time after drying out, I’ve been giving it a ‘dry week’, where the soil has dried out, I then give it an extra week before giving it a heavy Are you letting the coco dry out? It shouldn’t. You want the plant and roots to seek out moisture and they won't do this if you are drowning the plant. 8 so ill half this to 0. Also had the light too close moved it up to 3 ft and don’t see anymore tip burn on new leafs. A couple of my rules of thumb with coco: When in doubt, flush it out - measuring runoff pH and ppms shows you where the problem is. I can let the top dry out and the plants like it better. as the medium dries the salt concentration increases. I’ve read quite a Business, Economics, and Finance. Do you water the whole pot or only a few ounces of water every day for the first few days around the seedling? If you do Actually, high frequency fertigation is a preferred technique when using coco coir as your medium. This dries out the soil in 1-2 days. The coco feeling fluffy made me think, I think I have been pressing down on the coco too much when potting up. 100% Canna coco. Just might get expensive is all lol. Flush your coco really well then mix a new batch of nutes. 1. I've been feeding with heavy runoff every other day. I'm reading conflicting information on this. 7 but the pH went to 7. General rule of thumb is weigh your pot wet and dry to see the weight difference, and once it Drys out enough to be 90% between the dry and wet weight water it again. Reply reply njuonredit • I use autopots and there is always water in pots so since I turned autopots on i never let coco dry at all. Straight coco if it’s not full of roots will stay wet for a month easily I’ve seen it first hand. For best results we want to keep it saturated between 90-100% that does not mean you can't go below this but you may see slower growth or nutrient issues over time if your consistently letting COCO get to dry. Feel the pot’s weight and all that. Plain wet coco not full of roots won’t really dry out besides a top layer it gets a crust and traps it. I can tell you for sure that if your water is running straight through the pot like you've described, then you're letting the coco get TOO dry (you DO want the medium to dry out a bit between waterings, just not completely It's difficult to over water with coco but not impossible early on. With that being said, if I don’t have the option to work my way up to final pot, and transfer my seedling in a root riot to final 5gallon pot size. Once roots are well established you don't want the coco to dry out. Giving them around 2 gallons of water to expand them. Im in Coco an I always get the water between pH 5. 1 MB Views: 27. If you ever unsure about this and don't want to keep guessing you can always spring for a meter and plot a chart of waterings vs PH of the medium and see how much of an impact that The experiment expects the high speed wind to thicken the stalks , prevent fugi on surface , and most of all I am making conditions to force the Coco Coir to dry out faster and in so doing with high speed air ( top speed on my big fan ) , that the air going over the leaves will cause the roots to develop thicker and has side fine hairs sticking out of the tap root . We use Mills, generally at 1. I let my coco dry out mostly (till the pot feels fairly light, but not %100 dry). It has droopy like leaves and they are dry to the touch. Should I let them in during the hottest Coco is far the best substrate to use for solo cups, you will get a much smaller yield from soil grow solo cups! Never let coco dry out completely, it is a hydroponic substrate,it might look like soil but it is not! Letting dry out completely will stress the plant and cause a pH fluctuation. usually water every 2-3 days with my set up. And treat it like hydro. ) If coco is drying out in less than 1 day, here are 5 options. Personally I water full strength then at a quarter strength, then full strength, then just water with micros and cal mag. Temps were easy to balance. 3. I’m a coco grower, and the ec values sound about right. 7-6. Other sources say The Autopot does let the medium dry out quite a bit before it refills. Do I let the coco get dry dry, like soil, during the ten day flush your recommend? Elevator. Drying-back is a deliberate, calculated and controlled method, with the objective of drying-back the coco coir just enough to stimulate You shouldn’t let coco dry out to 50% ever. T_Dub Well-Known Member. You are correct, you don't want to let coco dry back like you would a soil. So I water with drippers everyday. Veg and flower went great, good growth rates, buds denser than 1st grow, good terpene profiles, good yield, medium Coco should NEVER be dry though. You can let it dry out more but won’t get full results in the end. My experience with fungus gnats in organic soil is that the gnats are there because you have dead/dying roots, not the other way around. Reactions: figgie and Aqua Man. Unlike soil, frequent watering in coco provides oxygen to the roots , and that makes your leaves happy and perky. Drying-out means the coco coir has become too dry, and the roots are likely damaged, like in the photo on the right. For those that do, how dry is dry? Imle, letting it get 'dirt' dry (ie the pot is pretty light to pick up) is too dry. Thinking your not feeding enough. If you have coco related questions I know @Enforcer grows in coco and could probably help you out in that area. Which tells you that your coco is still saturated. I am growing autos so I planted the seed in the 3 gallon fabric pot. Let a tray completely dry out so you can see and feel what that is. I guess if it works for you that's great. 0 generally. The coco is just the right density to retain the nutritive water in the proper ratio with air. Making the buildup worse each time it drys out. 5 3 Mar 20, 2022 #15 We run thousands of plants in coco and run some what dry period in our plants. Let it dry too much/watering too much between feeds and it will get out of the sweet spot. The most common causes I think are under and over watering, either Never let coco dry out . Both are still too heavy for a watering but I think next time I’ll give the same amount as the coco will be drier than when it came out the bag. 4 millisiemens for veg and 2. But is it okay to just hose down the enclosure once a week I have read that you are not supposed to let coco dry out. If it’s fully dry it’s far too dusty for hamsters, so it’s okay if it’s a TINY bit damp. when I transplant the clone into the pot. "when i say let it dry out some. You will need plenty of Cal mag on hand. Use very little water and ramp up. ~70% COCO and ~30% Perlite. I think "DRY" might not be a good word to use. "False: Letting the coco dry out causes a rapid increase of the Electrical Conductivity of the nutrient solution and is very bad for the plant. I run 13L pots and water 600ml 3 times a day in Veg with Nutrients. when that meter I'm letting the coco dry out a bit and watering just to drip or no drip at all. blueberrymilkshake Coco will dry up quick, it all depends on the size of the container and size/growth-rate of the plant. I think it stays more balanced then. azad Buzkashi. Water it as much as you can and always make sure you get good run off. The coco can still be very moist and not look dry on the top, but have signficant airspace in the rootzone due to liquid uptake by the plant - which is replaced by air that flows in between irrigations, providing oxygen. Rasta_k_ 07/18/2019. Would you recommend I treat it with cinnamon or white vinegar water or h202 or try to remove it from the top of the coco on there? I water the plant every day. 4-2. I have 10 smaller plants also in 5 gallon pots that go 24 hours between Grow Medium: COCO and Perlite only. So to answer your original question. The runoff will ALWAYS be insanely Hi everyone are you supposed to let your coco coir dry out or keep it semi moist when growing in kratky system? I'm just worried I'll cause root rot for the air roots. When the plants are a bit more established you can feed everyday, and make sure you get a decent amount of run off out I have read that you are not supposed to let coco dry out. Soil typically does not hold a ton of oxygen in comparison to coco when fully saturated so soil growers play a wet/dry cycle to get more oxygen to the roots. While the other 50 will tell you to let it dry out a little before you water it. Renfro Well-Known Member. Big pro of coco is that it doesnt attract pests. Do you water the Mentioning you do do not check ph run off i did read that allot online as it fluctuates in coco allot so I diddnt bother with checking it I just made sure what I was putting in was correct ppm&Ph fed everyday with good run off never really letting coco dry out too much the only reason I thought to test it as 6weeks into veg as ive said I’m starting to see a slight strange deficiency But anything I've read or been told(I'm assuming your using liquid salt nutes)is not to let coco dry out because it will cause ph to swing and salt buildup. Joined Dec 16, 2022 Messages 118 Reaction score 279 Location I’m at where I’m at and I’ll be where I be. The top of your coco should never appear dusty and dry. 8, the bigger plant was given to me around a month ago had spent the start of its life outside on plain water so assuming that’s nutrient burn,, the fan leaves look quite waxy and dry. See if that fixes it . So you water as often as you need to keep that from happening. You're saying not to let dry and keep at 90-100%. 5'H, 480w AC, 13gal/day dehumidifier, 1. #3. 5+) in the plants that have been drying out (bloom is automated so the complete drying out happens less, but still often If you let coco dry while using hydroponic nutrients you invite EC spikes and pH swings that reak havoc. I've got 10 14 days autos and Ive been feeding them everyday. 1; This is good advice, if you don't water to runnoff just flush once a week With pH 6. 5 days without watering is too long for coco. Veteran. Coir locks up magnesium and calcium and the only thing that defeats the lock-up is to add calcium and magnesium so your Never heard that letting the medium dry out between watering actually increases salt build up. Straight ph water is all you need early, usually at least till they get to there first set of true leaves, I usually just watch the cotyldons and act accordingly *** must let coco dry out partially between waterings or ran into issues. Why do you think you needed to water less? I find that when my plants are droopy in coco, they are thirsty! Reactions: Aqua Man, yobbocrack and brazzik25. Always feed with nutes. Your humidity will have a large impact on the amount of water taken up. Listen to your plants and let them tell you what they like best. 0 ph 5. I use a saucer and a raised "grill" to suspend my plants, allowing air to circulate under and over the pots. Another thing I do if I plan to water multiple times a day is add some hydroton (chowmix) or better yet some pumice. Don't you guy's have a solo cup challenge or competition? I did notice the mix seems to dry out pretty quickly, like often in less than a day. This is the dryest I let them get. On top of that, getting good run off means you won't have nutrient build I'm letting the coco dry out a bit and watering just to drip or no drip at all. Plants seem to do better when you avoid letting the coco dry out all the way (as opposed to in soil where plants like to dry out a bit more between waterings). 2 on my truncheon, I think thats what my problem was/is letting them dry out to much long time compost grower I also never let coco dry out. Most tend to water coco very freqently but some let it dry out abit inbetween. I read its best to always be soaked so salts dont build Been watering every 2-3 days, just before the pot feels light super light as I read you don't want to let coco dry out like you can with soil. 2 My background ec is 0. The time I've found it beneficial to let the coco dry out that little bit more is after a transplant. ChadWestport commented. Just want to see what other people are doing now . The plants look really healthy. Y. Letting coco dry out is a no no. Let your coco dry out a bit between waterings after transplanting to encourage roots to grow. The one caveat is for seedlings and after transplanting, where you want to let the coco dry out a good by, by 40-70% before feeding over the course of a week to force the roots to go searching for water and thus build your root mass. I'm inclined to feed approximately every two day which would fall in #2 above. Is it better to let your soil/coco dry out slowly or to speed up the drying with fans etc ? What the F am I talking about? OK, I have three plants around week 4 after germination. 8, this adds air to the root system each time you water. 137 28 Jul 12, 2022 #9 So it's day 8 I think lol and it's not going great Had some unwanted guests so the plants got taken out there pots and put in a bag for roughly 12 hours. I've not done side by Hence the runoff part. In fact, all your doing by letting coco dry out more (if your using straight coco and no organic ammendments) is letting the EC in the media rise. Jun 14, 2024 #15 zem said: If your coco is fine try 50/50with pertile. I run off every day but i use less nutes if i once a week to a heavy runoff with less ppm. 0 max, coco should be fed with every watering, and you want it damp at all times, no dry out like soil. But don’t let your plants dry out too much, as shown here! Since coco was saturated prior to transplanting of the marijuana clones, it should take a bit of time for the roots to absorb enough water to necessitate re-watering. Don't let coco dry out. But some nutrients are passively taken up and other are not. So when learning coir and how to maintain moisture I recommend staying on the dryer side. Ive had many coco grows and used diff nutes ,always have more ppm in runoff even if i feed 2-3 times So I know he ain't ever letting it dry out that much. tokinupon1. You never want it more than 10% dry actually, it should be as close to fully saturated as possible at all times. "No no velvet, its coco, you can't overwater. I'm running side by side with some plants that are getting a watering everyday and runoffs. I don't grow in coco. Apr 9, 2020 #6 soap1964 said: will i have to flush the coco when my babies grow more (like 2nd or 3rd week)?-or should i water my baby seedlings with runoff so any salts will be washed away? When you let coco dry out the salts in your nutes will bind to the coco creating nutrient lock out and make your plants look hungry, thats why you want to keep coco at a more constant saturation that you would in soil. Hi cough_cough_eer, cool, i hope it does man. Letting coco dry out is the kiss of death. That said, one shouldn't let coco dry out completely, it will indeed spike EC and cause the coco coir to become near water repellant. When you let coco dry out, Thats when you will have problems. I was running an average between 74-78° lights on and easy 10° lower lights off. Lights: Veg with HO t5's (6800K) I think you need to let your pots dry out a little long in between watering, if you are feeding every water maybe think about adding a water only every other time. Wait longer between fertigations. That's really dry for coco. As stated above, in seedling stage, you don't need to water everyday, usually every few days will suffice, just don't let the coco dry out too much, put enough through the pot to get some run off, and keep the humidity high. putting a small plant with a small root ball into a big pot of saturated coco is damping off waiting to happen. I thought coco coir was supposed to be great at retaining moisture and most posts I’ve found online on the topic are people concerned their coco isn’t drying quick enough and still wet after like 5 days. If it gets too compact, that Never let Coco Dry out. Letting coco dry out is the worst thing you can do. Letting coco dry like soil will cause problems with salt build up in the medium. It takes a lot longer than that to FULLY dry out. That will lead to a high EC in the rootzone and a whole plethora of issues along with. when I said feed every time in coco it was meant as a generalization for established plants - didnt mean to imply to keep feeding them - at this point just let them go for a few days (as others point out seedlings can Also should I be letting the coco dry out or keep it moist? I’m scared of overwatering but have read that coco allows for a lot of oxygen even when wet? Attachments. It’ll eventually get big enough where you need to water daily. I have found with 7 (26 litre) gallon or larger containers. 01-26-2021, 05:26 PM. Letting coco dry too much causes pH swings and should be avoided . I have been trying to hit my plants every 2 days, but sometimes I miss one or two and they dry out much like I would let my soil dry out. We love pictures of your plants & I had seen some say to let the coco dry out before watering again . 50-75% loss in weight helps to establish a dense root system, and keeps the bugs at if you want to get the most out of your plants and coco you should be feeding them small amounts 3 times a day ec1. Flower Room: 11' x 7' x 7. I'd do that once a week so salt doesn't build up. however, if you are hand watering it becomes Coco is only supposed to be kept wet once the roots are established. if you see dryness on top, its too dry. It is under a 300w Led in a 3 gallon fabric pot with coco and perlite. Drainage must be complete. Learn_as_i_grow never let coco dry out, you dont need to, coco holds all the oxygen the roots need between waterings are you going up in pot sizes as the roots fill them out, 2ltr to 6 ltr to 11ltrs, if you are not doing this and putting a small plant in a large pot and leaving it for days without watering it will stagnate, you need to flush the crap out by watering till run off, if you keep your Keep letting the first inch or two of coco dry out before watering/feeding at this stage to let roots grow out as much as possible. Let it dry for a few days, mixing it up every now and then. This soaks them. This is the point where an auto watering setup is worth Some ppl say, "o let your plants dry out every time". I’m on my The very obvious difference between drying-back and drying-out is as simple as it sounds. Lift my coco out and it doesn't feel anything like his tbh. The issue is that coco is a hydroponic medium and isn’t to be treated like soil. I only feed every other wartering. 50 of them say to water often. So I was told to never let the coco dry out, but get pretty close. 400-500 ppm is not enough for 45 day old plants. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. As the plant sucked up all the water and some evaporated salts were left behind in the soil. There's more roots and it dries You're right not to let coco dry out like soil, although you don't want to keep it wet either, more like moist bordering on damp with a slight dryback to the top inch. Ahh, I should make a grow journal. What happens if coco dries out? How do I recover? Thank you. Logic would dictate that when in veg, building a strong rootzone is key and as roots do tend to seek out moisture (hydrotropism) - this dry down should be beneficial in this respect. sarahJane211 Well-Known Member. The other plants seen fine but those two look a bit tired. Coco needs to remain wet, but not drenched. Joined Sep 26, 2022 Messages 525 Reaction score 1,905 Location You should never let your coco dry out by design coco is meant to be fertigated daily at least. Let coco dry out a little when the roots are searching. poke your finger down there and its cool and moist to the The only time you should be letting coco dry is right after transplant to let the roots fill out the container. My experience has been to let the coco dry some between waterings, but never let it dry out. I did a test and if I let the top of my always moist coco dry out I too get a white substance on top, so I'm guessing salts. If you have a problem with over watering and/or lack of oxygen growing in Coco Coir you've chosen the wrong pot size for the size of plant you're transplanting. The phrase I use with coco is "Letting it Breathe". "blah blah" I mean, let them drink before re-watering, but never let the soil get dry, can lead to hermieing, stunted growth, red stems, most of all reduced yield, reduced potency,. Reactions: Hippie420 and Jgutta420. I think evlme2's post is a pretty good sum up of the situation. The plants are still VERY healthy, but now my run off ph is Some people are adamant about watering every day and not letting the coco dry out at all. You can let pots dry almost completely out with a small window before the plant will reflect this. threefive and lusidghost. Letting coco dry out isn’t advisable because of how salts work in the coco medium. Yes letting your soil dry out makes the roots go looking for water, increasing root mass (good thing) but if you let it get too dry for too long then obviously more harm is being done than good; roots cant do any good if there isnt something for them to Hey Brother, Do not let your coco dry out. 7K subscribers in the CocoGrows community. So when I potted up my mates cuts I Barely let any run out the bottom due to fear of overwatering. Which will cause you to mistakenly feed it more. Most people I hear from regarding feeding in coco either: 1) let medium dry out quite a bit justified as forcing roots to seek out nutes 2) let dry out to 25%-50% and feed to prevent salt build up 3) never let it dry out always keeping it moist. You should be feeding until you get 10-20% runoff at least once a day. 415 28 Sep 19, 2011 #14 I'm pretty sure I'm starting to have issues with over watering so going to try every other day. Thought I am not sure if this means leafhoppers and spider mites immunity Reply reply But after this initial flooding I let the coco dry out and do not water again til the coco appears to dry or turn light brown. When would you first feed veg plants nutrients? Before when growing in coco, we would soak the pots and let dry out. 5-0. Your EC spike was likely due to the dry back. The top of your coco should never The biggest thing I have learned lately is that I should not let the coco dry out so much. This is what I do. Very healthy plants, no flush needed and no nute burn. I have been feeding canna coco and rhizotonic and giving between 2 and 1 litres. The other part is that you never want to let coco dry out. Click to expand Keep in mind, I'm not saying you should ever let the coco dry out even near completely "Dry back" would be a better choice of word. 8 after flushing the EC went right down to 0. Coco is basically a hydroponic system in a ground up media, so drying out is BIG no-no. I read that you do not let coco dry out for it on there. Perlite wasn't a problem, I grow straight coco with no issues, actually used perlite once and preferred straightup coco. If you are in coco and only watering every two to three days that is your problem. Just started another run. 9 0 Sep 19, 2011 #15 In my opinion, you can overwater coco. I’m not letting the coco dry out completely but just want the pots light enough so they are watered every 24hours as the guide said. I plan to water each day maybe every 2 days max as long as i dont let the coco dry out,the final ph will be kept at btw 5. That's why you don't want to ever let coco dry out and why you want to water until at least 20% runoff. I find that it is really more crucial in veg, or when transplanting to a larger container. I do about the same as you probably. over all Do not let coco dry out. Could be why your run off is so high. 5 water. I was reading that plain coco doesn't hold oxygen as well as I thought. Using a luxx 645 pro led. I water daily after that. With run off. Once roots are set though feed coco as often as possible. Letting coco dry out just a tad will also let the roots breathe, this could also be an issue here, as droopy leaves can indicate a aeration problem. F25E9E66-60FE-4D8A-A52A-83E062A2FC2D. If environment is warm with relatively low RH and a fair bit of air movement, the top layer of any medium will dry before the rest of medium is in jeopardy. this helps a Watch runoff EC/ppm as the get older and never let coco dry out and you should do fine in coco. But over time you’ll start to see nutrient deficiency in your plant, caused by the nutrients being locked out, due to the buildup of salts in the coco. Apr 23, 2022 #29 I haven't done a slurry and at one point I tried to chase runoff numbers but in the end, it seemed to be meaningless. So letting the top dry out before the slurry seems counter intuitive imo. Maybe give her another flush. Aug 14, 2010 #2 I germinate directly into 16oz party cups under a single t5 and 100w of cfl's. Let it dry out and keep if you treat the coco like earth and leave it to dry in-between watering, you can run in to all kind of problems. When I do get to check run off ec, it’s typically incredibly high (I’ve seen 6. But You definitely do not want to dry back coco. Just found this thread, excellent info everyone. Also says to never let coco get dry. even when hand watering you should never let the coco dry out. It Keep coco wet once your roots are set. When I transplat I keep my soil moist too. 378K subscribers in the microgrowery community. I would personally run 1/4 strength nutes thru and get the ec down to what you want it. Fill a pot with straight coco no plant or a teeny baby like that water deep and see how long it stays wet. It seems like letting it get on the drier side, especially after transplants, promotes root growth. Mitch Connor. Lighting and climate automated. pineapple express My first coco run, peanut butter breath and bubble gum breath. Anyhow, this way workls extremly well, and i prefer the taste of the bud to my soil grows. In Coco Coir a big dry back will only cause a heavy EC spike and pH being out of range. 1 but when I check run off the EC is 2. Even multiple times a day. As this happens it slews the medium towards lower pH and certain minerals can become locked out, appearing like strange deficiencies despite using a balanced fertilizer. 0, question is because of putting so much water through People have a bad sense of when plants need water, that's why I always suggest letting the top 1/8-1/4 inches dry a bit before watering. This would be more correct place for all that information. I'm not sure if that's over or under watering or even too much sun idk. I'm watering more often now I have been watering one day off one day on, but now I will try make it every day or even 2 times a day. in need of water. Had that happen a few times, and the results were immediate and severe. 6AE2725A-3614-4385-A6DE-2147D6541F4E. So you could use a dry amendment, I suppose. Coco users don't have to worry about that as coco holds plenty of oxygen at full saturation.
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