Description:
DACA-251-HZ4a was developed from seed collected from tallgrass prairie sites in the South Dakota (2) and Minnesota (3) in the northern half of USDA Plant Hardiness Zone 5. DACA-251-HZ4b was developed from seed collected from tallgrass prairie sites in Iowa (7), Minnesota (4), Nebraska (1), and South Dakota (1) in the southern half of the 1990 USDA Plant Hardiness Zone 4. The collections for each germplasm were intermated in isolation for 1 generation.