WOW! sorry about that man, im here! i LOVE gods gift, great choice. ur post is A LIL UN-descriptive tho. not much to even go by.
as for topping or not, wat kind of space u werking with?? like i said u have 0 details here. wat kinda of light, wat soil? not that its really all that relavent but, hell with it, wat r u working with??