My ph pen crapped out on me and my ph was off so she started to yellow because she could not take in any nutrition bought a blue lab ph pen fixed the problem now working on getting her healthy again as most of my plants were affected for a bit
Messed up on week 1 of flower for this diary it's in week 1 slot if you guys wanna check it out. lol im new and picked week 1 because it was week 1 of flower won't make that mistake again