Asclepias verticillata


Common Name: whorled milkweed
Plant Type:Herbaceous
Light (original): sun, part sun
Light Requirements: Sun, Part Sun
Height:1 to 2 feet
Width:16 inches
Duration:Perennial
Habitat:Prairie
Soil Type:moist to dry
Soil Moisture:Mesic, Dry
Seed Ripens:late summer
USDA Zones:3 to 9
Flower Colour:white
Bloom Time:summer
Comments:Carolinian. Larval plant for monarch. Good nectar plant.
Germination:Seed will germinate upon being shifted to 70°F after 90-140 days of moist, cold stratification at 40°F.
Seed requires light to germinate.
Picture Copyright: Thomas G. Barnes @ USDA-NRCS PLANTS Database / Barnes, T.G. & S.W. Francis. 2004. Wildflowers and ferns of Kentucky. University Press of Kentucky.