Charles LaCalle, a resident of Santa Fe’s South Capitol neighborhood, labored hard hoping to rescue the fir tree in his front yard from an aggressive outbreak of the Douglas-fir tussock moth ...

There is a group of evergreens whose members don’t fully fit the typical mold of conifers and must have been a brainteaser for the early botanists to name and classify. Case in point, the larch tree ...

Evergreen needles don’t last forever, and some trees lose their needles every single year! If you have conifers in your landscape, I hope this information may save you from unnecessary alarm. Dr.

Observers who are noticing dying conifer trees around the Roaring Fork River watershed can blame the Douglas-fir beetle. The valley has avoided many of the insect infestations that have decimated ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Fir needles are typically short and mostly soft with blunt tips. The cones ...

Drought and insects have killed an unprecedented number of Oregon’s Douglas fir trees during the last decade, costing billions in timber value, damaging infrastructure and ramping up wildfire danger.