Swamp Milkweed Marsh Butterfly Plant

Swamp Milkweed (Asclepias incarnata), also known as the Marsh Butterfly Plant, is a native perennial treasured for its fragrant clusters of pink to rosy-purple flowers and its importance to pollinators. Blooming throughout summer, it attracts butterflies, bees, and hummingbirds, while serving as a vital host plant for Monarch butterfly caterpillars. Swamp Milkweed thrives in moist soil and boggy conditions, making it an excellent choice for pond edges, rain gardens, and naturalized wetland plantings.

Zone: 3–9

Grows up to: 3–5 feet tall

Light Requirements: Full Sun

Planting Depth: Moist soil; not recommended for standing water

One of the best native plants for supporting Monarch butterflies while adding beautiful summer color to moist landscapes and water garden borders.