coco water twice daily?

DuschkabinenGrow
DuschkabinenGrowstarted grow question 1mo ago
She is in day 24 of flower, in a 19 liter fabric pot and gets about 2.5 liters water daily. The coco looks like this after one day. At which point would you consider watering twice a day and do you water both times with 10-20% drain?
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squalino
squalinoanswered grow question 1mo ago
Hi In coco, the golden rule is to never let the substrate dry out. Here is the direct strategy: ​ ​It's time for 24 days of flowering, your plant is in full "consumption". ​If the surface of your coconut is already dry after 24 hours, this means that the core of the pot is probably too dry much earlier. ​In coco, a drying substrate causes the salt level (EC/PPM) to rise drastically, which can burn the roots. How to manage drainage? ​Yes, you should aim for drainage (runoff) with each watering. ​Why: Drainage allows salts accumulated since previous watering to be evacuated. If you don't drain during the second watering, you add salts to already concentrated salts. ​Volume: You don't need 2.5L each time. You can divide your current 2.5L in half (1.25L in the morning / 1.25L in the evening) and adjust to obtain your 10-20% drain with each pass. ​Direct advice ​Coir behaves more like hydroponics than soil. ​The more humid it is (without being drowned), the better. * At the end of flowering, some plants in 19L coco even require 3 to 4 waterings per day. Verdict: Switch to two waterings tomorrow. One when the lamps wake up, another 6 to 8 hours later, both with drainage. I hope this will help you. Have a good evening
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Organoman
Organomananswered grow question 1mo ago
Yes you can water twice daily and yes, 10-20% run off every time. Try giving whatever it takes to fully saturate the medium, not a fixed amount and see if that will last 24 hours.
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cangrowz
cangrowzanswered grow question 1mo ago
Hey DuschkabinenGrow! In coco, you generally want to treat it more like hydro than soil. If the top of your coco is looking that dry after 24 hours, you’re definitely ready to switch to watering twice a day. The goal is to keep the coco saturated so the cation exchange and EC levels stay stable. You should aim for that 10-20% runoff with every single fertigation to prevent salt buildup, as letting coco dry out too much causes the PPMs to spike and can lead to lockout. Since you're on day 24 of flower, keeping her consistently hydrated will really help the bud production take off without any stress. Happy Growing, Growmie!
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Green_Claws
Green_Clawsanswered grow question 1mo ago
Just half the amount and give twice see what happens and change accordingly I prefer to get a longer dryback to have a better oxygen ratio with coco. I would slow feed enough to last 2 days... this for me gives that sweet spot for longer, each to there iwn, grow on
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