Rastablessed420
420 Member
Hey yall new user here and new grower i have 3 plants running all under 2 weeks old blackberry euforia and amnesia my blackberry is one week old and the 2 other are days old all have seem to have purplelish or darkish coloring in the cotyledons only under thoe humidity is 60%-80% tempature is 80-85 °F idk the nigth tempature drop thats what i am going to check today . My growing medium is cococoir and organic microorganisims water only to harvest ive read about phosphorous difiency /and lock outs when the tempature drops more at nigth i am not sure thoe anyhelp would be apreciatted thanks !