Xeriscape Lawn Mix. A naturally low growing mix of Buchloe dactyloides (Buffalograss) (60%) and Bouteloua gracilis (Blue Grama) (40%) elevations up to 7,000' 12-20 inches precipitation summer rain. Requires some (summer) irragation if rainfall is under 12" annually. A naturally low growing mix of Bouteloua dactyloides (Buffalograss) and Bouteloua gracilis (Blue Grama) for areas with little rain. Seeding rate: 2-4 lbs per 1,000 sq.ft.