Growers planting a successful commercial crop of hemp for seed, fiber, or resin will follow these guidelines for soil preparation, seeding, and irrigation.
Richard Roseberg, Valtcho Jeliazkov, Sam Angima |
Aug 2019 |
Extension Catalog publicationPeer reviewed (Orange level)
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 describes the use of postharvest soil nitrate testing as a tool for assessment of nitrogen (N) management in manured cropping systems west of the Cascade Mountains in Oregon, Washington, and south coastal British Columbia.
Dan M. Sullivan, Craig G. Cogger, Andy I. Bary, Shabtai Bittman, Linda Brewer |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
The study showed that the crop performed equally well with and without gypsum and nutritional samples of the hemp flowers did not indicate any problems by discontinuing applications.
Behind the beauty of the High Desert, lie many factors that create challenges for Central Oregon gardeners. Learn how to work with cold weather, short seasons, dry summers and other elements that can affect your gardening success.
Wireworms are among the most destructive of soil insect pests. This publication explains the wireworm life cycle and describes a program for monitoring and risk assessment. Nonchemical management methods are suggested,...
Nick Andrews, Mario Ambrosino, Glenn Fisher, Silvia I. Rondon |
Dec 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Drought has become a fact of life for farmers throughout the West. For hemp growers, careful planning for where, when and what to plant can result in a crop that will thrive despite dry conditions.
Unusually wet springs can lead to more plant disease and fungal growth in our gardens than is typically seen. However, not all wet-spring plant issues are diseases although they may look like them.