Butterfly Milkweed
Description
| Habitat | foothills to plains, roadways, prairies and open woodlands | ||
| Soil | rocky-loamy | Sun | full sun |
| Annual Precipitation | 20-40 inches | USDA Zones | 4-7 |
| Bloom Period | July | Life Span | perennial |
| Height | 12-24 inches | Width | 12-24 inches |
| Seeds per lb | 70,000 | Lbs per acre | 15 |
Germination Information No pretreatment. Plant outside spring or summer. Plant to 1/4 inch deep. Germination may be improved by a 2 week cool moist stratification by placing moistened seed in the refrigerator for two weeks
USDA Plant Guide (pdf)
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