what trees grow well in colorado
Coloradoâs Major Tree Species. Coloradoâs major tree species include bristlecone pine, Colorado blue spruce, Douglas-fir, Engelmann spruce, limber pine, lodgepole pine, narrowleaf cottonwood, quaking aspen, piÃ±on pine, plains cottonwood, ponderosa pine, Rocky Mountain juniper, subalpine fir and white fir.