American Mannagrass
Glyceria grandis
American mannagrass is a tall wetland grass of marshes, ditches, and pond margins, with airy seed panicles; its seeds and foliage are important waterfowl and wildlife food.
- Family
- Poaceae
- Type
- grass
- Lifespan
- perennial
- Height
- 3–5 ft
- Spacing
- 1–2 ft apart
- Light
- sun, part shade
- Soil moisture
- wet
- Soil pH
- neutral, acidic
- Bloom
- June, July
- Bloom colors
- green, brown
- Wildlife value
- songbirds, larval host, mammals
- Landscape uses
- specimen, rain garden, erosion control, naturalizing
- Native states
- AK, CA, CO, CT, IA, ID, MA, ME, MI, MN, MT, ND, NE, NH, NM, NY, OH, OR, PA, SD, UT, VT, WA, WI, WY