Frigaultanswered grow question 4 years ago Your salade is overwatered and you don't have holes in you bins i asume. Your perlite is a tell sign.. it tried to seperate (fiund it waybto the top) wgere you watered.. you are also nit in 100% coco.. also in you other system you roots were used to a wet dry cycle now they are in wet only.. use peroxide to aerate the soil . 250 ml to 1 liter water poo a cup around the root and don't water for a goid 10 days.. atleast