Search OSU Extension

Showing 1 - 5 of 5 results.

Monitoring Vineyard Nutrition

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

Patricia Skinkis, Paul Schreiner | Dec 2018 | Article

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

Poison hemlock and Western waterhemlock: deadly plants that may be growing in your pasture

Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.

Scott Duggan | Jun 2018 | Article

Poison Hemlock (Conium maculatum) – Silage Will Not Reduce the Toxin

Poison hemlock is one of the most poisonous of plants. Silage making has been used to reduce the concentrations of toxins in a variety of crops. Poison hemlock alkaloids are found in different concentrations depending on ...

Cassie Bouska, Amy Peters | Jan 2006 | Article

Grape pruning basics

All grapes require heavy pruning to produce fruit, but after the first three growing seasons, different types of grapes need different pruning. Wine grapes and muscadines usually need spur pruning, and American grapes, such as Concord and Thompson Seedless require cane pruning.

Nov 2012 | Article