• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Grasses - Tall

Grass Characteristics
(A)
Annual
A plant that does not live more than 1 year.
(P)Perennial A plant that can live for more than 2 years.
(W)
Warm Season
A plant that grows in spring and summer, flowers in summer or fall.
(C)
Cool Season
A plant that grows and flowers in spring and early summer, grows slowly or becomes dormant during the hot part of the summer, and may resume growth in the fall as the weather cools.
(S)
Sod Grass
A grass that forms sod by means of rhizomes or stolons.
(B)
Bunch Grass
A grass that takes on the characteristic shape of a bunch or tuft.
(N)
Native
Grass that was part of the original vegetation of the area.
(I)
Introduced
Grass not native to North America, intentionally or unintentionally brought in by humans.
 
Tall Grasses
3 feet tall or taller (Average heights; individual plant size may vary with growing conditions.)

A

P

W

C

S

B

N

I

Agropyron intermedium
Intermediate wheatgrass
(Jun-Aug)

*

*

*

*

Agrostis exarata
Spikebent
(Jul-Aug)

*

*

*

*

Agrostis stolonifera
Redtop
(Jun-Jul)

*

*

*

*

Andropogon gerardii
Big bluestem
(Jul-Aug)

*

*

*

*

Calamovilfa longifolia
Prairie sandreed
(Aug-Sep)

*

*

*

*

Dactylis glomerata
Orchard grass
(May-Oct)

*

*

*

*

Elymus canadensis
Canada wild rye
(Jul-Aug)

*

*

*

*

Panicum virgatum
Switchgrass
(Jul-Sep)

*

*

*

*

Phalaris arundinacea
Reed canarygrass
(May-Jul)

*

*

*

*

Sorghastrum nutans
Indiangrass
(Aug-Sep)

*

*

*

*

Spartina pectinata
Prairie cordgrass
(Jul-Aug)

*

*

*

*

Sporobolus asper
Prairie dropseed
(Jul-Sep)

*

*

*

*

Sporobolus cryptandrus
Sand dropseed
(Aug-Sep)

*

*

*

*

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