PreviousNext Purple Milkweed Asclepias purpurascens Duration Perennial Plant Type Wildflower Available Yes Sizes Available Quart Height 3-4 feet Spread 1-3 feet Bloom Season Early Summer - Early Summer Flower Colors Purple Sun Tolerance Soil Tolerance Average Features Image Image Image Reference Links Photos by Kim Simmen QR https://db.linpi.org/aspu View PDF Code ASPU Large Sign