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UC Master Gardeners of Monterey, San Benito & Santa Cruz Counties

Compost & Soil Preparation

Good gardeners grow good soil. It's the soil that grows the garden. 

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banner mulch
UC Marin Master Gardeners: Page

Mulch

Mulch is material placed on top of soil to cover and protect it, improve soil structure and fertility, and enhance the areas overall appearance.
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how to enrich garden soil
UC Master Gardener Program of Sonoma County: Page

Enriching Garden Soil

Soil science now advises gardeners to refrain from disturbing the soil in order to preserve the vast web of life beneath the surface including beneficial bacteria, fungi, algae, and other microbes that enrich soil.
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Banner Compost A
UC Marin Master Gardeners: Page

Compost

Composting is the process of turning kitchen and yard waste and other organic materials into a decomposed soil amendment. It is a natural process that provides beneficial microbes and is a key ingredient in organic gardening and farming.
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Seedlings, sunflower, and pomegranates represent spring, summer, and fall in the garden/
UC Master Gardeners of Butte County: Page

Garden Guide & Three-Year Journal

The Butte County Garden Guide and Three-Year Journal is compiled and edited by the UC-trained Master Gardeners of Butte County. This county-specific book contains tips for every home gardener.
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mulch
UC Master Gardener Program of Sonoma County: Page

Mulch

Of the many different types of materials that can be used to cover the ground, only mulch derived from plants benefits the soil and the garden. Learn why.
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Banner compost A
UC Marin Master Gardeners: Page

Other Soil Amendments

Credit: UC ANR A soil amendment is any material added to soil to improve its physical properties, such as water retention, permeability, drainage, aeration, and structure. They can also be used to modify soil pH. There are lots of different materials available you can use to improve your soil.
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Seedlings, sunflower, and pomegranates represent spring, summer, and fall in the garden/
UC Master Gardeners of Butte County: Page

How to use the Garden Guide & Three-Year Journal

The Guide is full of information to help you on your gardening journey. Besides a wide range of articles, the weekly journal layout includes information pertinent for that week. The appendix is a helpful reference on planting, insects, and orchards. Get tips on how to customize and to use it.
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Hands in Soil
UC Marin Master Gardeners: Page

Common Soil Problems

George Becker, Pexels Unhealthy soil causes poor plant performance. Correct soil deficiencies in your garden before you plant.
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