|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. 'Conica' is conical in shape but sometimes grows irregularly. It has dense, flat, blunt needles that are blue to green in color and tiered, horizontal branches. This plant enjoys plenty of sun, cooler climates and acidic soil.