
Butterfly Weed (Asclepias tuberosa)
Common names
Butterfly Weed, Orange Milkweed, Pleurisy Root
Plant Family
Apocynaceae
North American Native
Yes, native to much of eastern and central North America.
Description/Taxonomy
Butterfly Weed was first formally described by Carl Linnaeus under the genus Asclepias. Its species name "tuberosa" refers to its large, tuberous roots. Unlike many other milkweeds, its stems contain little to no milky sap.
History
Valued by Native American peoples for both medicinal and ceremonial purposes, Butterfly Weed has also long been recognized as a striking ornamental for gardens due to its vivid orange blooms. It is an important host plant for Monarch butterflies and a nectar source for a variety of pollinators.
Parts Used
Roots (historically medicinal), flowers for ornamental and pollinator support.
Hickok Farms Products
Dried Roots, Pollinator Support Mix
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Products
Cultivation
Butterfly Weed is a hardy perennial grown easily from seed, though germination benefits from cold stratification. It develops a deep taproot and does not transplant well once established.
Growing Zones
3 - 9
Light Requirements
Full Sun
Soil Moisture
Dry to Medium, Well-Drained
Mature Height
18" - 36" tall
Mature Spread
12" - 24" wide
Bloom Time
Summer, typically June - August
Advantages
Attracts Monarchs, bees, and other pollinators; Drought-tolerant; Deer-resistant; Long-lived perennial
Culinary
Not commonly used for culinary purposes.
Constituents
Contains toxic glycosides, alkaloids, and resinoids.
Herbal and Medicinal Uses
Historically used by Indigenous peoples and early settlers to treat respiratory ailments and diarrhea. However, due to toxicity concerns with milkweed species, modern medicinal use is rare. Soaking and leaching are required to remove toxic constituents.