Eriophorum angustifolium, commonly known as Common Cottongrass or Narrowleaf Cottongrass, is a distinctive and attractive perennial plant in the Cyperaceae family. Native to temperate and subarctic regions of the Northern Hemisphere, this plant thrives in wet, boggy habitats such as marshes, fens, peat bogs, and wet meadows. It is well-loved for its unique, fluffy seed heads that resemble tufts of cotton, making it a striking addition to water gardens and naturalized wetland areas.Common Cottongrass typically grows to a height of 1 to 3 feet, forming clumps of slender, grass-like leaves that are bright green and narrow. The leaves are long, linear, and slightly arching, providing a delicate, airy texture to the plant. The stems are tall, thin, and smooth, supporting the distinctive flower heads.From late spring to early summer, Eriophorum angustifolium produces small, inconspicuous flowers that form in clusters at the tips of the stems. Each flower head is initially greenish-brown, but as the seeds develop, they transform into the plant's signature fluffy, white seed heads. These cottony tufts can reach up to 2 inches in diameter and create a soft, cloud-like effect, particularly when swaying in the breeze. The seed heads persist into late summer, providing continued visual interest.Common Cottongrass prefers full sun to partial shade and thrives in consistently moist to wet soils..Caring for Eriophorum angustifolium is relatively straightforward. The plant requires regular watering to maintain its preferred moist conditions, especially during dry periods. Overall, Eriophorum angustifolium is a versatile and attractive plant that enhances the beauty and ecological health of water gardens and wetland areas. Its unique, fluffy seed heads and ease of care make it a valuable addition to gardens focused on aquatic and marginal plants, providing both aesthetic appeal and habitat for wildlife.
