Pinus aristata commonly known as Rocky Mountains Bristlecone Pine is a species of pine native to the United States. It appears in the Rocky Mountains in Colorado and northern New Mexico, with an isolated population in the San Francisco Peaks in Arizona. It is usually found at very high altitudes, from 2500-3700 m, in cold, dry subalpine climate conditions, often at the tree line, although it also forms extensive closed-canopy stands at somewhat lower elevations. Extremely slow growing, 1.2 meters in 16 years, extremely long lived, to thousands of years – is yours a patient and stationary family? ; shrubby, has great character even when young; blue-green foliage, needles to 3.75cm; needs protection from dry wind in cold regions; bonsai and rock garden plant; native to southwest U.S.