A spruce aphid outbreak detected earlier this year around Yachats on the central Oregon coast is prompting ODF to assess the ...

Englemann spruce, blue spruce, and Sitka spruce are native to ... to limbs mostly at the top of the trees. Fir trees also have similar looking cones, primarily at the top, but tend to stand ...

When you are trying to identify fir trees, look for erect and upturned cones growing off ... America including the red spruce, Colorado blue spruce, black spruce, Sitka spruce, white spruce ...

With 88% of the tree diseased, Oregon Parks and Recreation Department Parks is exploring options to honor the landmark.

prompting an inspection that revealed significant decay throughout the tree. "It was a difficult decision to make, especially with this iconic Sitka Spruce that has become a friend to us all over ...

The new findings could help researchers breed genetically improved Sitka spruce trees resistant to the spruce weevil (Pissodes strobi)."We wanted to learn about the genetic basis for natural pest ...

(Courtesy William "Ned" Friedman) Every spring the conifer trees at the Arnold Arboretum burst out in buds: hundreds of tiny cones, often bright pink, red or yellow. This year, one young spruce is ...

The name speaks for itself — Sitka Spruce Park on Amaknak Island has dozens of spruce trees, creating a rare forest-like sanctuary. Regional lands are known for their tundra valleys filled with ...