Residues of lead arsenate, DDT, and other persistent pesticides may be in soil where orchards once grew and homes now stand. This report discusses how to investigate former pesticide use and current pesticide residues on your property, soil and water sampling and testing, and what to do about elevated pesticide residue levels.
This publication describes factors to consider when deciding to plant a hazelnut orchard and includes a table of native productivity ratings for soil series types in the Willamette Valley.
Describes three training systems: Steep Leader, Spanish Bush, and Vogel Central Leader. Discusses appropriate uses of each training system based on soil conditions, rootstocks and varieties, and system characteristics. For each system, covers pruning and training techniques from planting to maturity. Includes numerous illustrations and a list of additional resources.
Designed for both commercial and home growers. Explains how to determine whether the soil is appropriate for planting walnut trees. Covers different types of walnuts, including Franquette, Spurgeon, Hartley, Manregian, Carpathian, and California varieties. For each variety, discusses general characteristics concerning vigor and productivity. Addresses the use of rootstocks, pollination, planting,...
If you’ve ever dreamed of roasting chestnuts by an open fire, you might want to consider growing your own.
Gardeners with small-scale orchards can take advantage of hazelnut varieties bred in recent years at Oregon State University that resist eastern filbert blight.
Training is a term applied to trees from planting up to 4-5 years of age, and is used to encourage a strong tree structure capable of supporting heavy crops, and withstanding ice and snow loads.