Glyceria grandis

Glyceria grandis

American mannagrass

Cool season, rhizomatous perennial that occurs on banks of streams, marshes and wet places. Can withstand periods of submersion. Excellent for wetlands.

Varieties: 

Species Attributes

Height: 
25 
in. or taller
Season: 
Cool
Life Form: 
Sodformer
Native or Introduced: 
Native
Precipitation: 
Wetland adapted
Sun & Shade Tolerance: 
Full Sun
Full Shade
Elevation: 
ft.

Soil Texture

Coarse: 
Not Adapted
Moderately Coarse: 
Not Adapted
Medium: 
Marginal
Moderately Fine: 
Best
Fine: 
Average

Soil pH

Acidic: 
Not Adapted
Neutral: 
Average
Basic: 
Best
Seeding Rate: 
- 2 
PLS lbs/Acre
Pure Seed per Bushel: 
21.00 lbs.
Seeds per Pound: 
1,280,000
Planting Season: 
Spring
Fall
Germination Time: 
Days
Mycorrhizal Dependent: 
Yes