Q: I'm an urban rental dweller in West Portland, and the soil in my yard appears to be of very poor quality and I can't afford to purchase fertilizer to improve it. My yeard is full of dandelions and weeds currently. After...
In most years, vineyards in Oregon start the season with a full soil water profile. As the season progresses, the soil dries out. Here's how to gauge a vineyard's water needs and methods for meeting them.
This guide can serve as a starting point for development of nutrient management guidelines for Oregon growers. Recommendations in this guide are based on research performed in the Willamette Valley with other ...
Jim Owen, Dan M. Sullivan, Donald A. Horneck, John M. Hart |
Oct 2010 |
Extension Catalog publicationPeer reviewed (Orange level)
If planted in a suitable habitat, native plants are well adapted to Central Oregon soils and climate. When grown in the right conditions, native plants experience less environmental, insect, and disease damage than nonnative plants.
Describes how to identify signs of nutrient deficiency in shade and ornamental trees. Discusses the most common soil nutrient deficiencies, types of fertilizer, and fertilization techniques. Offers a simple method, ...
This article describes how to determine vineyard nutrient needs through grapevine tissue and soil sampling. It also provides tissue testing guidelines.
Whether you have one or several, or plan to plant your first fruit tree, it’s time to give them the attention needed to keep them healthy and bearing fruit.
Fruit trees like apples, pears and prunes generally need fertilizer. Learn how to match your orchard's needs with the macronutrients the soil can provide.
Cherry growers have many options when it comes to choosing rootstocks. The combination of new dwarfing rootstocks with high-density training systems leads to earlier production. But growers need to consider soil ...