Plant Information
Asclepias tuberosa
Scientific Name: Asclepias tuberosa
Common Name: Milkweed, Butterfly Weed
Hardiness Zone: 3a - 9b
Hardiness Degree: -40°F (-40.0°C)
Blooming Season: Summer, Late Summer
Plant Habit: Upright
Characteristics: Attracts Butterflies, Attracts Hummingbirds, Heat Tolerant
Water: Light
Fertilize: None or when needed only
Spacing: 15 - 18" (38 - 46cm)
Height: 18 - 30" (46 - 76cm)
Width: 18 - 24" (46 - 61cm)
Exposure: Sun
General Information: Vibrant flowers attract butterflies and hummingbirds to the garden and are striking when planted with achillea or artemisia. This native plant adapts well to poor, dry soil and is ideal in meadow gardens or natural areas. Good cut flower; dry seedpods after harvest.
Upright and vigorous, with large umbels of bright orange flowers. Slender foliage produces a milky sap.