discolored

Hello all. My ladies just hit week 5. They have all been doing great. This morning I noticed this discoloration on one of them and was wondering what are the common culprits for it. Medium: Soil temp lights on:gradually increases to 75 Lights off: 64ish had 1 cold night of 55 Water ph: 6 every...

Hi, I have discolored shade leaves on some of my plants, can someone please tell me if I'm lacking oxygen or nitrogen in my plants please and thank you!

Hey all, I'm just starting to learn about growing, and I'm experiencing some changes in the leaves. They were growing fine and looked great, then a couple of the tips started turning downward and the leaves are a little discolored. Would anyone be able to tell me what's going on with these...