thanks for the comps folks..
OAK:actually a false perc...he is about 3"...don't think he will get any bigger than that.
Sand bed is 3"
fishymaster.....it's a purple gorgorian. It used to bloom but these days it just reaches the point of the buds popping out the branches but no bloom. i was told by some they are low light and by others they needs lots of light.... could be wrong.