Old world bluestem [(Bothriochloa sp.);
WW Old World (T-587), WW-Iron master,
WW-B Dahl, WW-Spar
General: Life Span:
2-4 feet tall, bunchgrass.
pH: Soil: Rainfall:
6.0-8.0 (WW-Iron master adapted to pH 8.0).
Lower rainfall areas (20-30 inches).
Seeding Rate: Planting Date:
Planting Depth: Seed Cost: Season of Use: Production: Fertilization:
2 lb PLS/Acre
April or March in North-Central Texas (usually after wheat grazing).
0.25 inch. Roll or pack seedbed (Tractor tracks).
$20-40/A; $8-10 LB
Apply 60-80 units of nitrogen per cutting.
Small seeds chaffy, fluffy.
WW-Spar adapted more to West Texas.
WW-Iron Master adapted to higher pH (pH 8.0).
Sorghums and small grain residues may decrease stand percentage.
Spray for weed control only when ‘Old World’ is well tillered (six tillers) or when is covered by weed canopy.
Stocking rates reported by ranchers of Throckmorton, Tx, (rainfall 25 inches) are 2 heifers/Acre.
If not grazed the first year, burning may be needed.