> I'm considering using cardboard for weed suppression in an organic
>vegetable garden (the quackgrass is out of control). A friend is
>concerned about toxic compounds in the cardboard. Anyone have any
>knowledge about the safety of using cardboard for weed suppression?
Corrugated cardboard's great, worms love it. Inks are soy-based.
You might find this interesting:
community_garden maillist - firstname.lastname@example.org