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Swamp Milkweed growing in a garden

How to grow swamp milkweed

Asclepias incarnata

When to plant swamp milkweed

Plant in full sun to partial shade in moist soils. It is native to wet sites but adapts to drier moist clay or loam, and it grows well from seed sown in spring.

Swamp Milkweed is timed by season rather than your frost dates, so the planting calendar does not generate ZIP-specific dates for it. Check the cited sources below to fine-tune for your area.

Growing conditions

Lifecycle
Perennial
Sun
Full sun
Soil pH
6 to 8

Sources

Last updated .