Originally Posted by pecks

Same here. I will be getting some of those tropical woodlice at the bts show this sunday though as a biological cleaners.

Originally Posted by SpiderGirl33

Depends really, if you have a spider that has dry substrate, like a G.rosea, the substrate won't get things growing in it.
I dont get things growing in my humid tanks really, if its well ventilated and no bits of cricket are left in there it seems to be fine.
I do it when it needs doing tbh.