Mountain pine beetles inhabit ponderosa, whitebark, lodgepole, Scots, jack pine, and limber pine trees. Douglas fir, Noble fir, Shasta red fir, Sugar pine, Ponderosa pine, or Lodgepole pine. The forests are dominated by lodgepole pine, whitebark pine, subalpine fir, and Engelmann spruce. Below that are subalpine forests of spruce, fir, and lodgepole pine. SDI of 277 for lodgepole pine and 416 for subalpine fir. Lodge poles are harvested from red juniper and the lodgepole pine. Lodgepole pine is the Provincial tree of Alberta, Canada. Higher up, the yellow pine forest community gives way to a pure lodgepole forest. For example, fire dependent species like lodgepole and jack pine have resin sealed cones. Fire clears out dead and downed wood, providing fewer obstacles for lodgepole pines to flourish. Along the Oregon Coast it has been collected under lodgepole pine.