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PlantSnap
Plant Care
Swamp milkweed
(Asclepias incarnata incarnata)
Also Known As
Swamp milkweed, Aquatic milkweed, Rose milkweed, Pink milkweed
About This Plant
Asclepias incarnata incarnata is a species of milkweed native to North America. It is a herbaceous perennial plant growing to 100–150 cm (39–59 in) tall. It has narrow, lanceolate leaves and produces clusters of pink to mauve flowers in the summer.
Plant Care Instructions
Outdoor Size Range
100-150 cm (39-59 in)
Light Requirements
Full sun to partial shade. At least 6 hours of direct sunlight per day.
Humidity Needs
Average humidity levels are sufficient for this plant species.
Fertilizing Schedule
Fertilize once a month during the growing season with a balanced fertilizer.
Pruning Guidelines
Prune in the spring to remove dead or damaged stems.
Common Pests and Diseases
Common pests include aphids, spider mites, and milkweed bugs.
Indoor Size Range
Not suitable for indoor growth
Watering Schedule
Water regularly, but do not overwater. Allow the soil to dry out slightly between watering.
Temperature Range
This plant species can tolerate a wide range of temperatures, from -40 to 40 °C (-40 to 104 °F).
Growing Season
Late spring to early fall.
Growing Difficulty Level
Easy to grow, suitable for beginner gardeners.
USDA Hardiness Zones
3-9
Did You Know?
The Swamp Milkweed is a favorite of monarch butterflies, which lay their eggs on the plant and rely on it as a food source for their larvae.
