Garden Troubleshooting

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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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UC Master Gardener Program of Alameda County: Page

Filaree Winter Annual "weed"

Learn how to control filaree weeds in the garden. Discover effective management techniques to protect your pets, manage the weed and keep your garden beautiful.
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UC Marin Master Gardeners: Page

Other Garden Problems

Wikimedia Commons > Physical factors > Environmental factors > Mechanical factors > Chemical factors Stormy weather, lack of water, drifting herbicides, freezing temperatures, transplant shock, compacted soils, mower injury, and lack of nutrients are some examples of factors that can damage plants.
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Person wearing gardening gloves spreading mulch in a garden bed.
UC Master Gardener Program: Page

Mulch

Mulching is a simple yet powerful tool for gardeners and landscapers. By applying mulch properly, you can enhance the health and appearance of your plants, reduce water use, and even improve the quality of your soil over time.
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UC Master Gardener Program of Alameda County: Page

Enchanting Plants or Garden Thugs?

Learn about garden thugs—ornamental plants that become invasive under the right conditions and spread aggressively, disrupting your garden and your neighbor's.
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banner frost
UC Marin Master Gardeners: Page

Frost

Frost injures plants by causing ice crystals to form in plant cells. This makes water unavailable to plant tissues and disrupts the movement of fluids. Frost-damaged leaves appear water-soaked, shrivel, and turn dark brown or black.
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UCCE Humboldt - Del Norte Counties: Page

Invasive Plant Species

Invasive plants are one of the greatest threats to croplands, rangelands, aquatic areas, and wildlands in the United States; they degrade the productivity and biological diversity of all ecosystems. Below are the sixteen most harmful weeds in Humboldt County.
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Leafcutter bee damage, circular holes along the edges of a rose leaf
UC Master Gardeners of Santa Clara County: Page

Plant Clinic Online

Have a sick plant, an ailing tree, mysterious spots on leaves? Chat with a Santa Clara County UC Master Gardener via Zoom to diagnose your plant problems. You can also listen and learn while other people ask their questions. Priority will be given to questions emailed in advance.
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