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Marcus, Joseph A.
Tripsacum dactyloides (L.) L.
USDA Symbol: TRDA3
USDA Native Status: Native to U.S.
Usually 2-3 ft. in height, eastern mock grama can grow 10 ft. tall. It is interesting primarily for its terminal inflorescences which have separate male and female flowers. Stigmas are purple; stamens orange. The plant is a perennial.
Deer eat the hard, yellow seeds of this plant.
Bloom InformationBloom Color: Brown
Bloom Time: Apr , May , Jun
AL , AR , CT , DC , DE , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD , MI , MO , MS , NC , NE , NJ , NY , OH , OK , PA , RI , SC , TN , TX , VA , WV Native Distribution:
MA to IA & KS, s. to FL, OK & TX Native Habitat:
Borders of salt marshes; stream banks; mesic, upland, tallgrass prairies, Frequent in scattered parts of the state, more common in the eastern half, rare in Plains Country USDA Native Status: L48(N)
Growing ConditionsWater Use:
High Light Requirement:
Part Shade Soil Moisture:
Moist CaCO3 Tolerance:
None Soil Description:
Moist soils. Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay, Calcareous, Acid-based Conditions Comments:
Eastern gamagrass is related to corn, and deer gobble up its seeds. This grass grows large and stately; it is a good idea to allocate plenty of room to it. Cut it back in winter, but carefully, the leaf blade
edges are sharp!
BenefitUse Ornamental: Accent, Grows in clumps, Border, Ground cover, Can be mowed
Use Wildlife: Deer eat the hard, yellow seeds. Seeds-granivorous birds, Cover, Nesting site, Graze.
Conspicuous Flowers: yes
Interesting Foliage: yes
Larval Host: Bunchgrass Skipper
Deer Resistant: Moderate
Butterflies and Moths of North America (BAMONA)
is a larval host and/or nectar source for:
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Record Modified: 2012-12-09
Research By: TWC Staff, GAP