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Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing concern in eastern...

Dan Sullivan, Andy Hulting, Nicole Anderson | Jul 2013 | OSU Extension Catalog

Acidifying Soil for Crop Production: Inland Pacific Northwest

Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.

Don Wysocki | Sep 2007 | OSU Extension Catalog

Applying Lime to Raise Soil pH for Crop Production (Western Oregon)

This publication describes how to estimate lime application rate and lists criteria for choosing liming materials (source), lime application method (placement), and how often to apply lime (frequency).

Dan Sullivan, Gene Pirelli, Nicole Anderson | May 2013 | OSU Extension Catalog

Acidifying Soil for Crop Production West of the Cascade Mountains (Western Oregon and Washington)

Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents step-by-step instructions...

Feb 2004 | OSU Extension Catalog

Coax tomatoes and peppers to maturity

Use plastic sheeting to warm the soil.

May 18, 2012 | News Story

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

Planning now brings a good tomato season next year

If you had problems with blossom-end rot this year, try amending the soil with lime and changing your watering habits.

Kym Pokorny | Sep 7, 2018 | News Story

Central Oregon Vegetable Gardening

A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.

Jul 2018 | Collection

No showers for tomatoes.

Q: I read not to spray tomatoes, only hydrate from the bottom. I've heard that spraying on a hot, sunny day can blister veggies. Today I replanted my starter plants; I'm aching to spray them with water because it is so hot today. Should I wait until dusk, spray all veggies but tomatoes?

A: View answer | View all featured questions