Description
Carex trinervis (also called Three-Nerved Sedge, among many other common names) is a perennial sedge of the Cyperaceae family. It is native to North America and is found in wet meadows, marshes, swamps, and along streams and ponds. It has a tufted habit, with narrow, linear leaves and long, cylindrical spikes of brown flowers.
Flower, Seeds and Seedlings
Carex trinervis has small, yellow-green flowers and reddish-brown seeds. The seedlings are light green with long, thin leaves.
Cultivation and Propagation
Carex trinervis is a perennial plant that is propagated by division or seed. It prefers moist, well-drained soil and full sun to partial shade. It can tolerate some drought but does best with regular water. It is hardy in USDA Zones 4-7.