Milkweed (Asclepias tuberosa), aka butterfly weed, is a long-lived tuberous rooted perennial indigenous to the southeastern U.S and mid-western U.S. and Canada (USDA hardiness zones 3 to 9). It grows in dry/rocky open woodlands, prairies, farm fields, and along roadsides. Individual plants typically grow as a clump to 2- 3 feet high and 1 -2 feet wide. Unlike many […]