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Asclepias cordifolia

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Seeds:
Needs 30-90 days cold stratification
Direct Sow: in Fall or Winter
Plant 1/4" deep, 2' apart
Indoors: Start mid February, Plant 1/4" deep
Transplant after danger of frost has passed with at least 2 sets of true leaves. 
Germination: 3-4 Weeks
*Difficult to start from seed*
Common Names:
Heart-Leaf Milkweed
Range:
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Sun:
Full Sun/
Part Shade
Height: 1'-3'
Width: 1-2'
Drought Tolerent
USDA Zones:
7-10
Prefers Rocky Soil
Plant Type: Herbaceous Perennial
Bloom Time: Summer
Host Plant for:
Monarch Butterfly (Danaus plexippus)
Queen Butterfly (Danaus gilippus)
Milkweed bugs (Oncopeltus fasciatus)
Red milkweed beetles (Tetraopes tetrophthalmus)
More Information:
Calscape.org
Monarch Watch
Lady Bird Johnson Wildflower Center
USDA
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