i have heard about using lemon juice, does it really work or am i committing plantocide?1 plant looks bad maybe test that one. dont want to lose it but i got afgan germinating as we speak. but the name to the other stuff is ph down u say..
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