The Extension Service Christmas tree specialist has answered thousands of questions over the years. Those questions usually lead to more questions that require careful observation and a detective's mindset to solve.
Homeowners often consider pest management the most difficult part of raising fruit. Most people either lack the knowledge to identify and control insect pests and diseases, or they dread having to spray chemicals to protect their...
Damage assessments after the historic heat wave of June 2021 in Oregon provided lessons for the state's Christmas tree growers. Those assessments showed how damage varied by type of tree and location of farms.
Each Christmas tree species requires special skill and specific knowledge to be grown successfully. This publication outlines how trees grow and the culturing practices necessary to develop the size, shape, and ...
Poison oak plants contain a chemical that causes a severe rash. Learn how to spot a plant, safely remove, and clean your clothes, gear and skin afterward to prevent a rash.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
Photo by Judith Ann Kowalski (Cropped from original)
Introducing beneficial insects to Christmas tree farms as part of an integrated pest management program may seem overwhelming. Where to begin? First step: Create habitat that attracts and sustains the beneficial insects.
Q: I have two pine trees I bought around Christmas a few years ago and l keep them in pots. This year I moved them and now they get late afternoon sun, morning shade. I noticed recently that the leaves are turning brown...