“If Douglas fir trees aren’t growing back ... Foresters have been managing root rot for years, but a more epidemic spread could take a serious hunk out of the industry’s earnings, which make up a big ...

Laminated root rot, a native pest, is found in Douglas fir stands throughout the Northwest. If the disease doesn’t kill the firs outright, it leaves them weakened and susceptible to bark beetle ...

Phytophthora root rot is a stubborn enemy for some Christmas ... a year if Phytophthora is not properly contained. Douglas and Noble fir are the dominant holiday tree species in the Pacific ...

SPOKANE — A new study has warned that a fungus that devours the roots of Douglas fir trees in the Northwest could become a bigger killer as the climate changes. Laminated root rot occurs from ...

The culprit: Phytophthora root rot, a water mold that ... a year if Phytophthora is not properly contained. Douglas and Noble fir are the dominant holiday tree species in the Pacific Northwest.