Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
This publication includes tables that summarize characteristics of the main hazelnut varieties produced in the United States, lists varieties' susceptibility to eastern filbert blight, and shows varieties' compatibility with each other for pollination.
Jeff L. Olsen, Shawn Mehlenbacher, Rebecca L. McCluskey, David Smith |
Nov 2013 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo Credit: natalialeb - Adobe Stock (Cropped from original)
Several kinds of fruit trees can be grown successfully in Central Oregon. The challenge lies in selecting varieties that are most likely to bear fruit in the region.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
Winegrape production in the Pacific Northwest has expanded into areas where low winter temperatures periodically cause cane damage or death. Canes can be protected from freeze damage by burying them or covering them...
Clive Kaiser, Patricia A. Skinkis, Mercy Olmstead |
Mar 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Vineyard design and management methods that create vine balance will help sustain productive yields, achieve desired fruit quality and maintain vine health. Different climates across Oregon will affect strategies for ...
This pest management guide is for the home gardener. It recommends management practices for controlling diseases and insects in home orchards. It doesn't meet the exacting requirements of the commercial fruit grower.
Jay W. Pscheidt, Heather Stoven, Ashley Thompson, Brooke Edmunds, Nik Wiman, Richard Hilton |
Mar 2020 |
Extension Catalog publicationPeer reviewed (Orange level)
This publication is an introduction to the Megachilidae family of bees found in the Pacific Northwest. It highlights the characteristics of two important members of this family: leafcutting bees and mason bees, both...