This year, however, paying attention to soil temperature is the best way to go for knowing when to plant vegetables. An inexpensive soil thermometer helps keep planting time in perspective.
A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes ...
Dan M. Sullivan, Nick Andrews, Aaron Heinrich, Ed Peachey, Linda Brewer |
Aug 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
This publication discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for common organic products are ...
Doug Collins, Carol A. Miles, Craig G. Cogger, Richard T. Koenig |
Jul 2013 |
Extension Catalog publicationPeer reviewed (Orange level)
This publication reflects over 30 years of vegetable production research conducted in the Willamette Valley. It is divided into three main sections: sustainable soil health; soil testing and nutrient management; and ...
Dan M. Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer |
May 2017 |
Extension Catalog publicationPeer reviewed (Orange level)
Lorin Grigg grows onions and sweet corn under sprinkler irrigation in Quincy, Washington. In this publication, Grigg discusses his strategy for cover cropping to protect seedlings from windblown sand and reduce wind erosion.
Pacific Northwest gardeners often find the climate too short to grow certain vegetables. Two horticulturists explain how to maximize a gardener's chances for success in the face of the vagaries of untimely frosts ...
Provides nutrient management information and recommendations for bush snap beans grown in western Oregon for processing or fresh market. Includes descriptions of plant nutrient deficiency with color photos, and information on optimum application rates, timing, and placement.
Aaron Heinrich, Dan M. Sullivan, Ed Peachey |
Nov 2016 |
Extension Catalog publicationPeer reviewed (Orange level)