Commented: Who determines what is a groundcoverSure do! Creeping Charlie found his way into an area next to the garage where we had to mulch heavily every year to keep down the tall weeds, but they still would ultimately win the battle. I was off ...
Commented: Earthworms...The folks who post on the Vermicomposting forum can answer your questions so try posting there. Link below.
Here is a link that might be useful: Vermicomposting