Quote Originally Posted by the image reaper
yellow leaves, black spots, I think you're keeping the soil too wet ... let it dry between waterings ... cannabis likes to go thru wet & dry cycles ... good luck :smokin:
i water them every 3-4 days when cups are light. 20 days maybe time to re-plant. would ph 7.5 turn leaves yellow and black. when would u use fertilizer?
PurpleWreck Reviewed by PurpleWreck on . PH problem got 7 plants about 20 days old some look good,others a lighter green and some of them with yellow leaves(1 has black spots). My soil master says plants ph is 7-7.5. how do i make soil more acidic? please help Rating: 5