RUMORED BUZZ ON ARE BUTTERFLY MILKWEED PERENNIALS

A lot of the remaining patches of Prairie Milkweed grow in preserved patches of tall grass prairie that grow together railroads.I dug up alot of these final 12 months, bur they retain appearing all over the place in my flower bed. HOW I do I get them totally out of my flower beds?Butterfly Weed is an excellent choice for gardens and or wildflower m