For Your Garden - October 2014
Native plants provide beauty as well as food and shelter for wildlife. Native species are adapted to the Illinois climate. They require little or no watering and are resistant to drought, insects and most diseases. Because they are perennials, you can welcome their presence year after year.
horsetail milkweed (Asclepias verticillata)
Photo © Illinois Department of Natural Resources
Horsetail milkweed grows naturally in prairies, fields and rocky woods in Illinois. It can be found throughout the state. These plants are fairly short, usually less than 24 inches tall. Leaves are very thin and no longer than three inches in length. The flowers are white and appear in clusters at the stem tip. Flowering occurs from May through September. Flowers have an hourglass shape. The fruits are narrow pods, about three inches long.
Classification and taxonomy are based on Mohlenbrock, Robert H. 2014.
of Illinois: A field guide. Fourth edition. Southern Illinois University Press, Carbondale. 536 pp.