|Abies concolor is a slow to medium growing fir with blue-green leaves pointing upward and forward along the shoot. The 3- to 5-inch cones are greenish-purple when young, turning brown. Reaches heights up to 130 feet. 'Globosa' is a dwarf tree, spherical in shape. It has flat, blunt needles that are green to blue in color. The branches typically are short. This plant enjoys plenty of sun, cooler climates and acidic soil.