A comprehensive guide to fertilization and nutrient management in Christmas tree fields. Discusses tree nutrient use at various stages in the crop cycle and explains how to use soil and tissue testing to determine...
John M. Hart, Chal Landgren, Richard Fletcher, Michael Bondi, Brad Withrow-Robinson, Gary Chastagner |
Jan 2019 |
Extension Catalog publicationPeer reviewed (Orange level)
A guide for the prospective and novice Christmas tree grower. Includes how to evaluate risk and potential for return. Discusses the tree growing cycle, tasks and time requirements, pertinent laws and regulations, ...
Chal Landgren, Richard Fletcher, Michael Bondi, Dann L. Barney, Ron Mahoney |
Jun 2003 |
Extension Catalog publicationPeer reviewed (Orange level)
This full-color, English and Spanish field guide is for tree growers and field workers. Learn to identify and treat diseases, pests, disorders and damage affecting Christmas trees.
Tomatoes are the most commonly produced greenhouse vegetable crop. Although greenhouse promoters claim each plant can produce 30 or more pounds of marketable fruit per year, that level of production is only possible with very ...
This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.
Max Bennett, David C. Shaw |
Nov 2006 |
Article
Photo by Judith Ann Kowalski (Cropped from original)
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.
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.