i tryed to give only water at first time but was the same, they just stop growing at that point when first true leaves apears, i ruin hundred seeds and still cant get ower seedling stage, only few roots comes out of tha biger rockwool cube ant stops growin
![Sad :( :(](/styles/smilies/icon_sad.gif)
maybe its like you said for owerwater. maybe its to much water holds in that cube its the only thing that i havent tryed yet,maby rockwool cube need to dry out a little