Ongoing research

UC Master Gardeners of Fresno County: Page

Read the Label

What is an active ingredient? An active ingredient is the chemical(s) in a product that are responsible for the pesticidal effect.
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UC Master Gardeners of Fresno County: Page

What's in the Garden

The Perennial Garden is a showcase for hardy, drought-tolerant plants that grow well in Fresno area gardens with average care. The Garden of the Sun contains a variety of different sections that include vegetables roses sun and shade etc.
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UC Master Gardeners of Fresno County: Page

Tips for Growing and Maintaining Healthy Trees

1. Select Quality Trees Nursery tree selection is one of the most important investment decisions a homeowner can make. Healthy trees make our environment more pleasant and increase the value of our real estate.
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UC Master Gardeners of Fresno County: Page

Community Outreach

The Integrated Pest Management (IPM) project is a pesticide user public education and awareness program. It is in partnership with the Fresno Metropolitan Flood Control District, and UC Master Gardeners of Fresno County.
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UC Master Gardeners of Fresno County: Page

Gardening Resources

Have a gardening question? If you have a question about home gardening, please contact our Master Gardener Helpline. Send us a brief description of your problem and a photo if you can. We look forward to your e-mails. Thank you.
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UC Master Gardeners of Fresno County: Page

January

Citrus Scale Insects There are small dark bumps on the twigs and branches of my citrus. Or, there is white, fluffy stuff on the twigs and leaves. The leaves are turning yellow and falling off and twigs are dying back.
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UC Master Gardeners of Fresno County: Page

February

Borers Q. Small branches and twigs have completely died back on my deciduous fruit or nut trees. There are small round holes in the bark and what looks like sawdust (it's called frass-bug excrement and wood particles) coming out of the holes.
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UC Master Gardeners of Fresno County: Page

March

Anthracnose Q. The new leaves on my Modesto ash are dropping off in spring. There are irregular tan, brown, or white areas on the leaves, starting at the base of the leaf. Why? And will it kill the tree? A. Modesto ash anthracnose is a fungus that infects the leaves and twigs.
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UC Master Gardeners of Fresno County: Page

April

Fireblight Q. The flowers, new shoots, leaves and twigs (sometimes fruit) on my apple, evergreen pear, hawthorn, loquat, cottoneaster, pear, pyracantha or toyon have suddenly wilted, then turned brown and black and died back. They look like they've been scorched. What is the problem? A.
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UC Master Gardeners of Fresno County: Page

May

Rose Problems Black Spot Q. I have black spots on the leaves of my roses and the leaves are turning yellow and dropping off. What are the spots? How can I get rid of them? A. Black spot is a fungus that thrives in warm, damp conditions.
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