Pests & Diseases

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thrips
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Pest Profiles: Invertebrates

Solving Problems | Top 20 Problems | Garden Pests | Weeds & Invasives | Extreme Conditions | Other Garden Problems | Biological Control & Natural Enemies | Reducing Harmful Chemicals in the Garden Invertebrate pests – insects, spiders and mites, snails, and slugs An invertebrate is any…
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Ask Our Helpline

Something in your garden or home bugging you? Do your roses have strange spots? Is something eating your tomatoes? The Merced Master Gardeners are here to help! Contact our Helpline to get answers to your garden challenges and pest problems. Send an email to anrmgmerced@ucanr.edu.
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Central Sierra: Agriculture | Small Farms Information

ATTRA Sustainable Agriculture - Appropriate Technology Transfer for Rural Areas, is a trusted source of sustainable agriculture information and maintains a knowledge base of practical multimedia resources for farmers, ranchers, and educators.
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Central Sierra: Calendar

UC Central Sierra programming includes virtual and on-line training as well as in-person classes and workshops in Amador, Calaveras, El Dorado, and Tuolumne Counties.
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Kitchen Pest Quick Tip Cards

Kitchen Pest Quick Tip Cards contain valuable information on identifying, managing, and preventing common pests in your kitchen, and also a quick guide on earthquake safety.
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A brown, dying shrub in front of a row of healthy green shrubs.
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Wilted plants: lack of water or disease?

February 4, 2025
By Belinda Messenger-Sikes
A well-watered plant that suddenly wilts or unexpectedly drops its leaves could be infected with the soil pathogen Phytophthora. The disease it causes, Phytophthora root and crown rot, can affect many plants, including ornamental trees and shrubs, fruit trees, and vegetables.
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