I wouldn't because this is where it gets all it's nutrients. I guess if you really need to like it's getting out of control you can. But I don't know if I would actively prune it.
hmmmm ok i have some on a bogwood and the roots are about 2'' or so i just wasn't digging the look of them floating out there in the water like that.... but if thats the case i will just leave them alone
I wouldn't because this is where it gets all it's nutrients. I guess if you really need to like it's getting out of control you can. But I don't know if I would actively prune it.