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Soil, Seedbed Preparation and Seeding for Hemp

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 | OSU Extension Catalog

Monitoring Vineyard Nutrition

This article describes how to determine vineyard nutrient needs through tissue and soil sampling.

Patricia Skinkis, Paul Schreiner | Dec 2018 | Article

How to establish a wine grape vineyard

While the type of soil is important, location takes precedence when starting a vineyard for wine production.

Patricia Skinkis | Sep 2018 | Article

Plants Causing Nitrate & Oxalate Poisoning in Pastures

Some plants absorb excess nitrates or oxalates from the soil and store them in plant tissues. Toxicity problems can occur in animals which feed on these plants.

Mylen Bohle, David Hannaway, Andy Hulting, Karin Neff | Apr 2018 | Educational Document

Management of grapevine water status under irrigated and non-irrigated conditions

Information on vineyard water management, focusing on when to initiate irrigation.

Alexander Levin | Oct 2018 | Article

Wine grape tissue nutrient analysis guidelines for Oregon

This is a guide that can be used by wine grape growers to interpret their vine tissue nutrient analysis results to determine nutrient sufficiency, deficiency or excess.

Paul Schreiner | May 2019 | Article

Protect Oregon’s Brassica Crops: ODA’s black leg rules aim to control a disease outbreak

Black leg is a serious disease of Brassica crops that has recently appeared in outbreaks in western Oregon. It threatens Brassica production in the Pacific Northwest. In an effort to manage the disease and get it back to ...

Nick Andrews | Oct 2017 | Article

Grapevine Trunk Diseases in Oregon

A summary of the main trunk diseases causing issues in Oregon and management methods.

Melodie Putnam | Mar 2019 | Article

How Has Cannabis Legalization Affected Small Farms So Far?

The legalization of recreational cannabis is changing the farming landscape in parts of Oregon. Oregon voters passed Measure 91 in November 2014, and recreational cannabis became legal in the state the following July. Prompted by ...

Lauren Gwin, Maud Powell | Oct 2017 | Article