The Grow Awards 2026 🏆 
Hi I'm just setting up an gt205 nft hydroponi...
Steve656started grow question 4y ago
Hi I'm just setting up an gt205 nft hydroponics system and I was wondering what the ideal ph range was for hydroponics
Solved
Feeding. Other
likes
gottagrowsometimeanswered grow question 4y ago
You want set it at 5.5 and it'll quickly climb up and try keep it below 6.2. Ideal is between 5.8-6.2 but you can safely be within 5.5-6.5 without too much hassle
Happy growing.
Similar Grow Questions
Solved
Growit2321
Nutrient switch timing and techniqueWanting to switch to bloom nutrients , when should I do it? I’ve got grow big going in now just don’t know how to switch is there a way to ease the plant on to the new nutrients? I don’t want to just switch, or does it work that way I’m in week 7 just starting to see preflowers5y ago
2
Solved
FR_PhenoFinder
comfrey liquid manureI need to dilute comfrey manure at 10% but I was wondering if I am used to putting 10-20L of water per day, how much diluted liquid manure can I put on her ?
I was asking this because I bought the comfrey liquid manure at 8Euros for 2.5 L and I was wondering how long it wil lastWeek 4
Feeding. Other
6y ago
4
2
Solved
Ziooomoooleeek
FormaDzień 25. Nie potrafię określić dlaczego nadal brak witalności liści. Podlewam co 3-4dni 300-500mil raz woda raz advance A-B. Doniczki 14l.Ziemia mieszana z perlitem i dolomitem. Światło 55cm od szczytu. Wiatrak mieszający + jeden wtłaczający. Otwarte 2 wyloty mniejsze górne.Other. Bugs
Plant. Twisted
Feeding. Other
3y ago
6
Solved
GhettoStyle
Question for Growmieph 5.7-6.0
EC - 0.7Leaves. Color - Yellow
Plant. Other
Feeding. Other
5y ago
8
5
Solved
Grow4Releaf
Soil runoff ph low 5.7? To low ,plant seems healthySoil runoff PH was 5.7 last tested . Just curious if this should be addressed? Plant seems healthy to me , the jack herer has the low soil runoff ph .fed. @6.2 today with run off being 5.7 (dec3rd last tested soil was @6.1). Ph during feeding usually 6.0/6.5 . Let her go. Orrrrr?3y ago
3
2
Solved
TCH0808
Compost Tea Advice: Throw away the leftover amendments or use as top-dress?Upcoming compost tea planning (first use of tea methodology): Fish bone meal, angel's touch, lobster compost, molasses, and recharge. Any thoughts on this combination? Also, what do you do w/ the leftover amendments in the bag? Throwing them away seems like a waste, no?Week 2
Feeding. Other
4y ago
2
1
Solved
santope
Yellow leafsHello i cant figure out what was happend with my plants ph ground 6.4 TDS 800
They gettin yellow,iv thinkin its overfeed but now i think its deficiency of something...i flush them on monday and i want put next week Alg-a-mic from Bio Bizz its for deficiency,overfeeding etc.
HelpLeaves. Color - Yellow
Feeding. Other
6y ago
1
Solved
GhettoStyle
Friends who know DWC help me figure it out!!! please!!!first and second week, the pH of tap water without fertilizers was 5.7, which is 100 ppm. led light 240 dis. 25 inches friends help me what did I do wrong? I was told earlier that I start feeding early, but now the plant is without food and the leaves have started to dry anyway!Leaves. Color - Yellow
Setup. Seedling
Feeding. Other
3y ago
4
6
Solved
Growah
Add Nutrients after 2-4 days of sometimes heavy rain for an Auto. Yes or no?I just had 4 days of sometimes heavy rain, 2 days in to it I added 1/3-1/2 my 3 day nute routine. We had 2 more days of sometimes heavy rain. Im in week 8 of an outdoor potted auto grow and I have 3 days of sun coming. Should I add nutes before they dry out? Bud rot from rain?6y ago
2
2
