Freshwatergal i need your help,, in your last pic i saw you have some Elodea in the pic, yours looks so good ! mine is growing,, slowly,, but some of the leaves are a yellow colour and the plant is refusing to grow roots ! i push it in the gravel and ive tried many other techniques but they just dont stay there, i wake up the next morning after replanting them and they will be floating up the top again,, what do i do ??