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EZlistener said:they do stain roots if not rinsed properly but shouldn't pose any probs on nute uptake
Thanks for that info! I've been going through a similar situation, gotta change the nutes tonight.FreezerBoy said:How new are your nutes? I kept some GH FloraMicro for too long under bad conditions and it started to condensate/precipitate on the roots. After a moment of root rot panic, I got new nutes and voila! Clean as a whistle.
Below is the same plant, three weeks apart. Left side, old nutes; Right side, new nutes.