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Soils & Nutrition

Soil quality and nutrition is essential for fruit quality and yield. This section discusses nutrition, sampling methods, soil quality, soil biology and their relationship to orchard management.

Tree Fruit Soil Fertility and Plant Nutrition in Cropping Orchards in Central Washington

Common nutrient needs, how to take soil, tissue samples, interpret results and use multiple diagnostic tools together.

Soil Health in Orchards

Consider the biological and physical as well as chemical properties of soil to increase root health, moderate nutrient and water stress, and increase the yield potential of our orchards.

Soil Biota in Orchards

The soil is alive. Soil biota suppress pests; mineralize, scavenge and cycle nutrients; and decompose plant and animal material, all ecosystem services which benefit orchard productivity. A basic overview of biota in orchard soils and why they matter to you.

Compost Considerations

Compost like many other organic matter sources can help improve soil quality and the nutrient, water, and pest regulating services it provides. Here are a few considerations for orchardist using compost.

Leaf Tissue Analysis


General Soils 101


Pages coming soon!

Boron Chemistry

Managing Calcium in Tree Fruits

Managing Micro Nutrients in Pacific Northwest Orchards

Think Zinc


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