Perennials

Asclepias tuberosa

Butterfly weed

Also known as: Butterfly milkweed

Butterfly weed in flower. species photograph

Orange flower clusters top upright leafy stems. A drought-tolerant milkweed for sunny pollinator gardens and well-drained borders. Leave established plants undisturbed; the deep taproot dislikes transplanting. Remove pods before they split if seedlings are unwanted. Wear gloves when handling sap.

At a glance

Sun: Full sun
Mature size: 1–3 ft. tall × 12–18 in. wide
Water: Dry to moderate; excellent drainage
Hardiness: USDA zones 3–9
Bloom: Orange to yellow-orange; late spring–summer.

Sizes & prices

#1$19.99

Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.

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Resistance & tolerances

Drought: Tolerant once established.
Wet soil: Avoid wet, poorly drained soil; crown rot is a risk.
Salt: Moderate tolerance.
Deer & rabbits: Resistant, not browse-proof.

Resistance is not a guarantee; deer and rabbits may browse any plant.

Pollinators & wildlife

Attracts: Bees, Hummingbirds
Caterpillar host: Monarch

Native range

Native range / parentage: Native to eastern and southern North America. Species native to Kentucky.
Tristate native status: Species native to Kentucky.

Keep in mind: Not for eating. Sap can irritate skin and eyes; wear gloves.

Growing & care

Roots: Deep taproot dislikes disturbance; choose its position carefully.
Seeds: Remove pods before opening if unwanted seedlings are a concern.
Establishment: Seed-grown plants may need 2–3 years to flower.

Sources & photo credits

NC State Extension

publications.ca.uky.edu

Photo: Cbaile19 / Flora Pittsburghensis · CC0 1.0

Image notes: Butterfly weed in flower. species photograph; uncropped.

Reviewed September 19, 2026. Growing conditions vary by location.