Asclepias syriaca
Milkweed
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Milkweed (Asclepias syriaca) - Description
Asclepias syriaca, commonly called common milkweed, butterfly flower, silkweed, silky swallow-wort, and Virginia silkweed, is a species of flowering plant. It is in the genus Asclepias, the milkweeds. This species is native to most of North America east of the Rocky Mountains, excluding the drier parts of the Prairies. It grows in sandy soils and sunny areas.
Milkweed (Asclepias syriaca) - Growth
Does best in full sun. May be slow to start seasonal growth in spring.
Milkweed (Asclepias syriaca) - Planting
Sow seeds in late winter when temperatures are averaging above 60°F (15°C). Basal cuttings should be made in spring.
Milkweed (Asclepias syriaca) - Pest
Prone to whiteflies and spider mites in areas of low air circulation. Aphids and mealybugs have a strong affinity for the plants when they are in bloom. Bacterial and fungal leaf spots are an issue in areas of high humidity.
Milkweed (Asclepias syriaca) - Interesting facts
Milkweeds are so named for their milky sap. The clusters of small, star like flowers attract butterflies. The seedpod-bearing stems of Swan or Goose Plants, when stripped of leaves and dried, can be used to make striking arrangements. Be warned that contact with the milky sap may cause skin irritation.
Milkweed (Asclepias syriaca) - Soil and irrigation
All Milkweeds need adequate drainage and moderate to heavy watering. Thrives in loamy soils.
