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Rattlesnake Mannagrass
Glyceria canadensis

Rattlesnake Manna Grass is a cool-season species found in wetlands in east central and northeastern Minnesota. It is a good species to add to a shoreline stabilization project.

USDA symbol: GLCA

General Information

Plant TypeGrass
Height2 to 3 feet
Light ExposurePart Sun, Sun
Soil MoistureWet
Bloom ColorGreen
Rattlesnake Mannagrass (Rattlesnake Mannagrass<div><em class="small">Glyceria canadensis</em></div>)
Photo credit: Minnesota Native Landscapes (Click to enlarge)

Tolerances

Flooding / Inundation ToleranceHigh
General Resilience6
Salt ToleranceNone

Pollinator Value: Low

Bloom MonthsIndeterminate

Project Planning

Project TypeBoulevard, Restoration
Coefficient of Conservatism10
Herbivore SensitivityHigh
LifespanPerennial
Rate of SpreadFast
Soil StabilizationShallow
Vegetative ReproductionClonal

Range

CountyAitkin, Becker, Beltrami, Benton, Carlton, Carver, Cass, Chisago, Clearwater, Cook, Crow Wing, Hubbard, Isanti, Itasca, Kanabec, Koochiching, Lake, Lake of the Woods, Mille Lacs, Morrison, Pine, Sherburne, St. Louis, Stearns, Todd, Wadena, Washington
EcoregionDriftless Area, Lake Agassiz Plain, North Central Hardwood Forests, Northern Lakes and Forests, Northern Minnesota Wetlands, Western Cornbelt Plains
Approximate Eco ProvinceEastern Broadleaf Forest, Laurentian Mixed Forest, Prairie Parkland, Tallgrass Aspen Parklands