Chasmanthium latifolium ‘Northern Oats/River Oats’

River Oats

Mature Height: 3-4 feet

Mature Width: 3-4 feet

USDA Hardiness Zone Range: 5 to 10

Water Requirements: Keep dry to moist, not wet

Shade Requirements: Partial Sun, Partial Shade


This US native produces a multitude of beautiful pale green seed heads in midsummer that are reminiscent of the sea oats found at the beach. Panicles drop look absolutely beautiful when backlit by the sun. Chasmanthium latifolium is a tall ground cover that grows in just about any situation: sun, shade, moist or dry. Chasmanthium latifolium serves as a great landscape solution for areas of dry shade. When planting, it is crucial to know that River Oats will spread and reseed, so it is important to place it in appropriate locations. When planted in sun, this plant may grow taller than four feet.

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