March 2, 2010 - State bans English ivy, butterfly bush to stop spread
English ivy, butterfly bush prompt changes to noxious weed quarantine Oregon Department of Agriculture, The Oregon Department of Agriculture has amended its Noxious Weed Quarantine to reflect changes in status of two popular but potentially invasive plants- English ivy and butterfly bush. Effective June 1, 2010, the propagation, transport, purchase, […]