(Additional Butterfly Weeds can be found in Annual Butterfly Weed
BUTTERFLY WEED SEEDS
Swamp Milkweed, Pleurisy Root
Asclepias incarnata, A. tuberosa
SOULMATE Butterfly Weed Asclepias incarnata
Soulmate butterfly weed produces absolutely beautiful, deep rose-pink blooms in large umbels, within 3 months of sowing. Of course butterflies find them irresistible. They are superb cut flowers. The long-blooming, 3.5-foot tall plants are stunning at back of borders. Leaves are dark green, long and smooth. Seeds are easy to germinate. Winter hardy to zone 3. Soulmate butterfly weed grows nicely with Russian sage and Blacknight hollyhock.
MILKMAID Butterfly Weed Asclepias incarnata
Milkmaid butterfly weed is known for magnificent, flat umbels of pure-white blooms. Bred to be a long-lasting cut flowers, blooms are held on long, strong stems; of course butterflies are mad about them. Plants grow 3.5-4 feet tall. Easy to germinate seeds. Winter hardy to zone 3. Milkmaid butterfly weed grows nicely with Hakone White balloon flower, Magnus Superior Echinacea, Golden Yellow hollyhock, and Mystica penstemon.
ORANGE Butterfly WeedAsclepias tuberosa
Three-foot plants produce large, 6-inch clusters of vibrant-orange flowers. Blooms attract swarms of butterflies in summer. Plants are winter hardy to zone 3. Seeds occasionally require chilling, instructions included. Germination uneven over a period of 21-90 days.
GAY BUTTERFLIES Butterfly Weed Asclepias tuberosa
Heat and drought tolerant, 3-foot tall plants produce large, 6-inch clusters of vibrant, summer flowers. Colors include shades of red, yellow, orange, and bronze. Blooms attract swarms of butterflies, are excellent for cutting. Winter hardy to zone 3. Germination uneven over a period of 21-90 days. Gay Butterflies butterfly weed grows nicely with big betony, Sundrops evening primrose, Sunburst Colours penstemon, Blue Cap sea holly, and Banana Custard verbascum.
How to Plant Butterfly Weed Seeds
Full sun. Asclepias incarnata (Milkmaid and Soulmate) thrive in moist, even wet soils, will adapt to average garden water. Asclepias tuberosa (Orange and Gay Butterflies) tolerate heat and drought, need only occasional water once established, will happily accept average moisture with good drainage.
All of our perennial butterfly weeds attract bees and hummingbirds, are important nectar sources for a wide range of butterflies, most notably the Monarch. To promote Monarch butterfly caterpillars, Asclepias incarnata is the host most preferred. Plants are deer and rabbit resistant. Learn more about monarch butterflies and butterfly weed.