Seeds from Pinus edulis or Rocky Mountain Pinyon Pine. A native of both New Mexico and Arizona reaching in heights of 40 feet. Pinus edulis grows in the Rocky Mountain regions from Utah to Colorado. It can grow in Wyoming, Oklahoma, Mexico, and the southwestern United States. The Pinon grows in woodlands, plateaus, mesas, and the lower mountain slopes at elevations of 4,000 to 9,000 feet. Very adaptable to a wide range of soils, moisture conditions, and temperature. The Pinyon can be found growing alone or in small stands. This tree is slow growing, and long lived. Zones 5 to 8.