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Legume
Legume Seed | Alfalfa | Alsike Clover | Birdsfoot Trefoil | Crownvetch | Hairyvetch |
Ladino Clover | Korean Lespedeza | Red Clover | Sweetclover | White Dutch Clove

Grass
Grass Seed | Orchardgrass | Tall Fescue | Perennial Ryegrass | K. Bluegrass | Timothy | Reed Canarygrass
Smooth Bromegrass | Big  Bluestem | Switchgrass | Indiangrass | Sorghum  X  Sudan | Sudangrass

Big BluestemAndropogon gerardii Vitman

Big Bluestem field
Bb3_plant.JPG (26699 bytes)

Longevity:

Perennial

Palatability:

High

Winter Hardiness:

Good

Growth Habit:

Bunchgrass with or without rhizomes.

Drought Tolerance:

Good

Cool or Warm Season:

Warm

Use and Comments:

High-yielding, warm season pasture and hay.

Distribution in U.S.:

Great Plains and Midwest.

Height:
3-8 feet.
Round.
Leaves:
Greenish-blue cast; young shoots somewhat flattened at the base; base of lower leaf blade and sheath covered with silky hair.
Inflorescence:
Raceme; "turkey foot" shaped
 


Bb4_stem.JPG (12845 bytes)
bigblue1_head.JPG (17897 bytes)
Bb5_stems.JPG (12770 bytes)
Bb6_heads.JPG (12633 bytes)

Big_Bluestem_root.JPG (18950 bytes)

Soil
Drainage:
Moderately Well Drained
Fertility:
Low-Medium
pH:
5.4-6.2
 
 
Seed
Color:
Greenish-gray brown.
Shape:
Caryopsis a pointed column; spikelet keel-shaped with two rachillas attached.
Other Characteristics:
Rachillas pubescent; lemma awned.
Pounds Per Bushel:
8 Bearded,25 Debearded
Seeds Per Pound:
165,000
Seeding Rate:
10-12 pounds PLS per acre.
Seeding Date (Indiana):
Apr 15-May 30
Emergence Time (Days):
28
Optimum Germ. Temp. (F):
60-85

b_bluestem_seed.JPG (22397 bytes)

 

 

 

For more forage information contact Dr. Keith Johnson: johnsonk@purdue.edu

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