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showy milkweed

showy milkweed

Asclepias speciosa

perennial☀️ full sun💧 low waterZone 3bZone 10b

A native wildflower with showy pink to red flower clusters that attract monarchs and other pollinators. Drought-tolerant once established and important for native butterfly populations.

Overview

Form
Upright
Growth Rate
moderate
Size
2–6′ tall × 2–3′ wide
Dormancy
deciduous

Tolerances & Soil

low

Flood Tolerance

low
Zone 3bZone 10b
1471013
ColderWarmer
Zone range: Zone 3b to Zone 10b

pH Range

57
7.0
3.556.589
pH range: 5 to 7

Soil Texture

Coarse, Medium, Fine

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SpringSummer

Herb

Soft non-woody plants of the field layer.

Succession Role

pioneerearly successional

Native to the United States

Native Range

Western North America

Native to: California, Idaho, Montana, Nevada, Oregon, Utah, Washington, Wyoming

Function & Care

medicinalpollinator nectarywildlife benefit

Establishment & Care

Establishment
easy
Maintenance
low
Propagation
seed, root cutting

Notable Cultivars

Named cultivars are uncommon; most gardeners grow the species. Plants selected from dry-climate populations tend to be more drought-tolerant.