root rot

if i have white buckets should i paint them black to block light from gettign in and casue alge to grow,? my set up is just with air stones i have no lines dripiing on the pots, i just keep getting problem on the roots and clean them once week but they keep getting alge or somethiing on them, i...

I've been struggling with root rot for the last year after years of successful growing. I use 4" rockwool in ebb and flow feeding dutch nutrients. This is the farthest I've gotten in almost a year and I just need to limp to the end. In the past I've tried lots of things but if I hadn't reached...

Let me start out by saying I grew plants outdoors years ago in burbs of Sacramento, Ca with very good success, have grown indoors a couple times with limited success(mostly due to being not really serious about it). I live in Michigan now. This is me learning how to become proficient in indoor...

Hey I think i have problems with my roots :) Strain - Sativa Durban Poison (feminized) # of Plants - 1 Grow Type - Hydro Grow Stage - Veg Setup - Bubbler Light - 250 Watt HPS Nutrients - General Hydronponics Medium - Lavarock PPM - ? PH - 6 RH - 30% to 45% Box Temperature - 80 to...

So I'm still experiencing an extreme nightly PH drop in my solution in a 40 gallon res, absolutely cannot figure it out. After adjusting with PH up within hours the PH drops from 6 to 3.7... PPM's holding around 900, EC at 2, Used R/O water, Humbolt A&B hydro schedule... Water temp a little...