Chasmanthium latifolium (Michx.) H.O.Yates

Northern Sea Oats, Wild-oats, Wood-oats




Family: Poaceae

Genus: Chasmanthium

Category: Grass

Zones: 5 to 9

Size: 24 to 36" tall, 12 to 24" wide

Growth Rate: Moderate

Exposure: Sun, Filtered Sun, Part Shade


Warm season grass, needs moisture to remain green in hot summer areas. Upright in the sun. Clump forming. Foliage similar to bamboo, medium green, 8" long, to 1" wide, with oat-like flowers hanging down through summer. Flowers start green and fade to bronze. Deer resistant once established. Self-sows in moist areas. Cut back in late winter before new growth.



Native to the US from Texas to New Jersey. Actually an inland species, despite the common name.

Published in Southw. Naturalist 11: 416 in 1966.

Basionym Uniloa latifolia Michx.

Sources of Information

© 2010-12 Lisa J. Miner