Whorled Milkweed Plants (Asclepias verticillata) Quick Facts!
Host Plant: Host to Monarch Butterflies, nectar plant to a large variety of butterflies.
Native to much of the US, excluding western states
Hardy in USDA zones 3-9
Prefers full sun, will tolerate some shade
Medium moist, drought tolerant once established
Showy clusters of white flowers from mid to late summer
Grows about 2 feet tall
Space 1-2 feet apart
Propagated from seed or rhizome cuttings