Asclepias syriaca, commonly known as common milkweed, is a native North American plant known for its ecological importance, especially to pollinators like monarch butterflies.
🌸 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
🐝 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)
🌱 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
🧪 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.