Asclepias incarnata Swamp Milkweed
Ohio Native Plant Natural Range
To view the natural range of Asclepias incarnata visit the USDA Natural Resources Conservation Service website.
Native Plant of the YearLEAP (Lake Erie Allegheny Partnership for Biodiversity) - Native Plant of the Year 2013
"The above photo is Swamp Milkweed growing in my backyard. It is one of five different variety milkweed plants that Beth gave me {These are different from the common milkweed plants that you are all familiar with]" - Roger Dahlin
Cultivation Information Asclepias incarnata
Pronounced - ass-KLEP_ee-ass
Height - 2 to 4 ftFlower Color - PinkBlooms - June - AugustSun - Sun to Part SunHardy Zone - 3 to 9 PerennialSoil - Moist to MediumpH - 4.0 to 6.0
Family - Asclepidaceae
Height - 2 to 4 ftFlower Color - PinkBlooms - June - AugustSun - Sun to Part SunHardy Zone - 3 to 9 PerennialSoil - Moist to MediumpH - 4.0 to 6.0
Family - Asclepidaceae
Did you know - Most butterflies last only two weeks; whereas, the Monarch migrates to Mexico as part of its life cycle? They exclusively host on milkweed, and birds will not eat them because of the noxious taste from the milkweed.
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"Swamp Milkweed flowers provide - nutritious nectar for adult Monarchs Butterflies, and the proper vegetation for young monarch caterpillars to develop and thrive!" Roger Dahlin
Wildlife Significance Swamp Milkweed
Nectar Source - for long-tongued bees, Skippers: Silver-Spotted skipper
Butterflies: Spicebush Swallowtail, Eastern Black Swallowtail, Eastern Tiger Swallowtail, Clouded Sulphur, Spring Azure, Great Spangled Fritillary, Eastern Tailed Blue, Silver-Spotted Skipper, beetles and numerous moths
Host Plant - Caterpillars of the Monarch butterflies, Milkweed tussock moth, Milkweed Tiger moth,
Leaves - Deer and other herbivores avoid this plant, due to the bitter and toxic taste emitted from white lay For more details on this plant, visit the Illinois Wildflower website
Host Plant - Caterpillars of the Monarch butterflies, Milkweed tussock moth, Milkweed Tiger moth,
Leaves - Deer and other herbivores avoid this plant, due to the bitter and toxic taste emitted from white lay For more details on this plant, visit the Illinois Wildflower website
Understanding Milkweed Plants
A Guide to the Milkweeds of Ohio - Natural Treasures oh Ohio
Propagation Notes Swamp Milkweed
Stratifying Seeds
1. Zip lock plastic bag2. Few tablespoons of Vermiculite3. Dampen vermiculite - not soggy4. Store in refrigerator for 30 days before sowing
Seeds require cold, moist storage in order to germinate
Seed Provenance Asclepias incarnata
Prairie Moon Nursery - 2010 - 2011, 2018 - Nodding Onion Gardens - 2012 - present