Insect and Mite Pests, Pests, Diseases, Integrated Pest Management

Head Lice: Pest Notes for Home and Landscape

Many families with young children have at least one encounter with the head louse. Head lice can be so rampant among preschool and school-aged children that often schools must work in conjunction with many families to control an infestation.

Publication Number:: 7446

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Hobo Spider: Pest Notes for Home and Landscape

The potentially poisonous hobo spider does not live in California and has never been documented in the state. There are many cases, however, of common related spiders being misidentified as hobo spiders.

Publication Number:: 7488

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Hoplia Beetle: Pest Notes for Home and Landscape

The hoplia beetle is a common pest of roses and other plants in many parts of California, especially the Central Valley. It is a problem from late March to May when the adult beetles feed on light-colored blossoms.

Publication Number:: 7499

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Horsehair Worms: Pest Notes for Home and Landscape

Horsehair worms belong to the phylum Nematomorpha, class Gordioida. They are also called Gordian worms. They occur in water sources such as ponds, rain puddles, swimming pools, animal drinking troughs, and even domestic water supplies.

Publication Number:: 7471

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How to Reduce Bee Poisoning from Pesticides

Discusses methods to protect bees from hazards associated with pesticide application.

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Publication Number:: PNW591

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Identifying Polyphagous and Kuroshio Shot-Hole Borer in California

This serious and devastating pest is on the move and poses a serious threat to landscape trees and commercial avocado groves.

Publication Number:: 8590

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Insect Management for Organic Crops

Before planting a crop, an organic vegetable grower needs to understand the pests and beneficial organisms that usually occur in that crop and anticipate the pest problems that are likely to occur.

Publication Number:: 7251

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Invasive Shothole Borers: Pest Notes for Home and Landscape

Invasive shothole borers are non-native beetles that bore into trees and introduce a fungus that causes the tree disease known as Fusarium dieback. Curretnly invasive in Southern California; but because of the wide host range, if left unmanaged, it can potentially spread to the rest of California and neighboring states.

Publication Number:: 74179

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Itching and Infestation: What's Attacking Me? Pest Notes for Home and Landscape

The sensation feels like bugs, worms, or mites that are biting, crawling over or burrowing into, under, or out of your skin. No one seems to think they exist except you. Nothing seems to get rid of them. So what are they?

Publication Number:: 7443

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Key Features of Common Lygus Species in the Central San Joaquin Valley

Correct identification of captured Lygus bugs and similar-looking insects is a key to accurate research and pest control.

Publication Number:: 8105

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Key to the Phytoseiid Predatory Mites Found on California Crops

This publication will aid in the identification of the forty-six most common phytoseiid mites found on crop plants, and in some instances, adjacent wild plants in California.

Publication Number:: 8696

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Lace Bugs: Pest Notes for Home and Landscape

Many kinds of lace bugs, family Tingidae, feed on landscape plants throughout the United States. Hosts include alder, ash, avocado, azalea, coyote bush, birch, ceanothus, fruit trees, photinia, poplar, sycamore, toyon, walnut, and willow.

Publication Number:: 7428

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Leaffooted Bug: Pest Notes for Home and Landscape

Leaffooted bugs feed on fruits, vegetables, and ornamental plants. The adult bug is 3/4 to 1 inch long and has flattened areas on its back legs that look something like small leaves. This free publication will help you recognize and manage this pest.

Publication Number:: 74168

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Leafrollers on Ornamental and Fruit Trees: Pest Notes for Home and Landscape

Fruittree leafroller, Archips argyrospila, can be a serious pest throughout California. It occurs on a very large number of ornamental trees and is particularly damaging to deciduous and live oaks.

Publication Number:: 7473

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Life Stages of California Red Scale and Its Parasitoids-PDF

As an alternative to chemical pesticides, farmers can release natural enemies of California red scale. This leaflet helps growers evaluate the effectiveness of natural enemies by learning about the scale life cycle and signs of parasitism.

Publication Number:: 21529E

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Lyme Disease in California: Pest Notes for Home and Landscape

Lyme disease is a potentially debilitating and sometimes chronic infection transmitted to humans and other animals by certain ticks.

Publication Number:: 7485

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Managing Hull-Borne Invasive Species and Coastal Water Quality for California...

Full Title: Managing Hull-Borne Invasive Species and Coastal Water Quality for California and Baja California Boats Kept in Saltwater. Information for boat owners, boat maintenance and repair businesses, port managers, scientists and policy makers.

Publication Number:: 8359

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Managing Monterey, Ponderosa, and Sugar Pines to Inhibit Red Turpentine Beetles

Inspection and management recommendations for landowners whose mature Monterey, ponderosa, and/or sugar pines might be threatened by infestations of bark beetles.

Publication Number:: 8682

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Managing Mosquitoes in Stormwater Treatment Devices

When you retain storm-generated drainwater to remove pollutants before releasing it into natural waterways, you can easily create an ideal mosquito-breeding habitat. This publication tells how to treat drainwater and still prevent mosquito infestations.

Publication Number:: 8125

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Managing Mosquitoes in Surface-Flow Constructed Treatment Wetlands

Constructed wetlands can provide many economic and environmental benefits, but care must be taken to prevent mosquito infestations.

Publication Number:: 8117

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Managing Mosquitoes on the Farm

Mosquitoes can cause a variety of problems on a farm: they carry illness to humans, harm livestock, and reduce you property's value. Learn the basics of agricultural mosquito control from this free publication.

Publication Number:: 8158

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Mealybugs in California Vineyards- PDF

This booklet contains detailed descriptions to help you identify the mealybugs found in your vineyard. You'll learn how they cause damage and how to take action with suggested biological, cultural, and chemical controls for each species.

Publication Number:: 21612E

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Mealybugs: Pest Notes for Home, Garden, and Landscape

Mealybugs are soft, oval, wax-covered insects that feed on many plants in garden, landscape, and indoor settings. Usually found in colonies, they are piercing-sucking insects closely related to soft scales but lack the scale covers.

Publication Number:: 74174

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Millipedes and Centipedes: Pest Notes for Home and Garden

Millipedes and centipedes are often seen in and around gardens and may be found wandering into homes. Unlike insects, which have three clearly defined body sections and three pairs of legs, they have numerous body segments and numerous legs.

Publication Number:: 7472

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