IDEAL GROWING CONDITIONS - Our Colorado grass seed mix is formulated for the high altitudes of the Rocky Mountain states - Colorado, Montana, Utah, and Wyoming. It can withstand the often cool and semi-arid climate of this region. SUNNY & SHADY AREAS - Our cool-season grass seed contains Black Beauty turf-type tall fescues, Blue Panther Kentucky bluegrass, and elite perennial rye. This makes it perfect for growing in sunny and shady areas. RETAINS MOISTURE - With roots that can grow up to 4-feet deep and a waxy leaf coating, Black Beauty Rocky Mountain preserves moisture and limits evaporation. It also displays a uniform (not clumpy) growth habit. PROVIDES A DARK GREEN LAWN - Our Rocky Mountain grass seed mix produces healthy, dense, and attractive turf with a dark-green color. COMPLETE COVERAGE - This 7 lb bag will seed up to 1,750 sq. ft. for new lawns. For overseeding, this bag will seed up to 3,500 sq. ft. About Black Beauty Rocky Mountain Premium Grass Seed Mixture (10383): Black Beauty Rocky Mountain contains Black Beauty turf-type tall fescues, Blue Panther Kentucky bluegrass, and elite perennial rye. It's specially formulated for the high altitudes of the Rocky Mountain states - Colorado, Montana, Utah, and Wyoming. With roots that can grow up to 4-feet deep and a waxy leaf coating (like the skin on an apple), it preserves moisture and limits evaporation. It also displays a uniform growth habit and thrives in sunny and shady areas. About Jonathan Green: We're a supplier of grass seed, soil enhancers, fertilizer, and other lawn care products. If you want a great-looking carefree lawn, we can help you achieve success. Our family has been growing great-looking lawns for six generations. We want to give you a thick and healthy lawn to help ward off problems before they start.