Management of White Pine Weevil in Spruce

In the West the white pine weevil, Pissodes strobi , almost exclusively attacks spruce rather than pine trees. Of major concern to homeowners, nurseries, and landscape businesses, the weevil causes...

Growing Corkbark Fir and Subalpine Fir for Nursery Production

Explores the cultivation of corkbark fir and subalpine fir for use as landscape (corkbark fir only) or Christmas trees. Topics covered include site selection, seeding production, tree establishment...

Blossom-End Rot in Tomatoes

Any gardener gets discouraged when they see a dark, leathery patch develop on the bottom end of their vine-ripened tomatoes. The blemish indicates blossom-end rot, a calcium-deficiency disorder...

Pacific Northwest Watermelon Production East of the Cascades

Here are steps to successful commercial watermelon production in the Columbia Basin and other warm-climate regions of the Pacific Northwest. You’ll learn best practices for cultivar selection,...