Asclepias syriaca, commonly known as common milkweed, is a native North American plant known for its ecological importance, especially to pollinators like monarch butterflies.
๐ธ Key Features
Family: Apocynaceae (formerly Asclepiadaceae)
Height: 3–5 ft (0.9–1.5 m), sometimes taller
Leaves: Broad, opposite, and oval with a smooth margin
Flowers: Pink to purplish, fragrant, blooming in spherical clusters (umbels)
Fruit: Long, spiny seed pods that split open to release silky-haired seeds
Latex: Milky sap that is mildly toxic and a deterrent to herbivores
๐ Ecological Importance
Host plant for monarch butterfly (Danaus plexippus) larvae
Nectar source for bees, wasps, beetles, and other butterflies
Seeds dispersed by wind thanks to silky tufts (coma)
๐ฑ Growing and Care
Hardiness Zones: 3–9 (USDA)
Light: Full sun
Soil: Well-drained; tolerates dry to medium conditions
Spread: Can spread aggressively by rhizomes; suitable for wild gardens or meadows
๐งช Uses
Traditional uses: Native American groups used parts of the plant medicinally and for food (young shoots, buds, and immature pods – only after proper preparation to reduce toxicity).
Modern uses: Fiber from stems has been used as cordage; floss used as insulation or stuffing.