Pest Management

Let’s be real—California's rodent issue is extensive. In some areas, it may seem like an infinite sea of rats and mice. Commensal rodents, those that live among and benefit from association with humans, significantly affect public health, environmental sustainability, and urban infrastructure.  …

Vertebrate pests can pose a serious threat to the achievement of one’s “dream garden” by wreaking havoc on plants and vegetables literally overnight. They feed or gnaw on the roots of ornamental plants, vines, shrubs and trees, and even plastic water lines. In our area, pocket gophers, moles, voles and…

Urban and suburban areas are important habitats for migrating birds, but birds can also quickly become a nuisance or economic issue when they nest on buildings, homes, and other structures. Their activities can result in disruptive noises, lead to potential structural damage, and their droppings can create…

How to identify the pests that are damaging your lawn What is wrecking your lawn? It could be skunks, raccoons, moles, voles, pocket gophers, or lawn insects. Each leave behind evidence and signs of their presence.Skunks are out at dusk, during the night, and at dawn in residential areas searching for…

 (Este post está disponible en español)Strawberries in a hot climate:       Strawberries are a choice crop for many small farms in California's central valley who operate roadside farmstands and u-pick (aka "pick-your-own") for direct sales to customers, but the hot climate of the…

From tree-mapping to pest education, UC Master Gardeners are helping Californians combat invasive plants and pests through early detection, community science, and statewide partnerships.

Two worms and one idea (monitoring):     One of the main challenges to growing tree fruits are pests that can destroy the fruit or make it unmarketable. Some pests can injure the trees directly, affecting their growth.  The oriental fruit moth (scientific name, Grapholita molesta)…

Virtual Fencing: Collaring and Training Livestock In an earlier article, we introduced virtual fencing (VF) as a system for containing livestock without traditional fences. Now, let’s explore how to collar and train livestock to recognize these virtual boundaries.Setting Up Virtual Fencing Collars …

We’re thrilled to celebrate the incredible success of the tree-of-heaven scouting portion of the Invasive Species Scout Project. Thanks to the passion, curiosity, and dedication of our UC Master Gardener volunteers, this community science initiative surpassed all expectations. Over the past year and a half,…

Please join us for the 2025 Lettuce Fusarium Wilt Trial Field Day in Soledad - August 26, 2025 10 am - 12 pm. Trials include variety evaluations, steam treatment evaluations, and fungicide evaluations. Pre-registration is strongly suggested. Please see full article for additional info and directions.