CO

Butterflyweed (Asclepias tuberosa)

Blooms: May-September

Plant Height: 1-2 ft

Needs sunlight and dry or moist soil. Drought tolerant.

Swamp Milkweed (Asclepias incarnata)

Blooms: June-October

Plant Height: 2-5 ft

Needs lots of water and moist/wet soil. Shade tolerant.

Antelope-Horns Milkweed (Asclepias asperula)

Blooms: March-October

Plant Height: 1-2 ft

Needs sunlight and dry or moist soil. Use medium water.

Showy Milkweed (Asclepias speciosa)

Blooms: May-September

Plant Height: Assume 1½-3 ft. Max. height 6 ft.

Needs sunlight and moist soil. Shade intolerant. Use medium water.