The large, bright, terminal blossoms of this showy, 2-4 ft. perennial are made up of small, rose-purple flowers. Deep pink flowers clustered at the top of a tall, branching stem, bearing numerous narrow, lanceolate leaves. Opposite, narrow, lance-shaped leaves line the erect, open-branched stem. Elongated, tan-brown seed pods persist into winter.
|Height||48" to 60"|
|Light Requirements||Full sun|
|Bloom time||July to August|
|Zone||3 to 6|
With its showy flower clusters that attract butterflies and hummingbirds, swamp milkweed is underutilized in gardens.
The insects are not a problem unless the plant looks sick; at that point an effective treatment is to spray the plant and aphids with soapy water.
Good for wetland gardens and habitat.
Attracts: Butterflies , Hummingbirds Larval Host: Monarch and Queen butterflies.
All info from Lady Bird Johnson Wildflower Center