Pest Management & Plant Health

You've heard of terms such as green, organic, natural, ecofriendly, and less toxic to describe pest control products and services. But what do these terms really mean? To different people, they can mean different things, creating obvious confusion.

At our last meeting, we had some questions about the approved uses of pendimethalin in California rice. There are several products labeled for use on rice with pendimethalin as the active ingredient. As of June 2024, pendimethalin registered products (on rice) include Prowl H2O, Prowl 3.

When I first bought my home in central Woodland six years ago, there wasn't much in the yard to interest dragons: a mature orange tree that produced amazingly delicious navel oranges in the winter, a human-planted valley oak on the street out front, and squirrel-planted valley oak too close to my ne...

It's the Fourth of July and what better time to post images of the aptly name "soldier beetles" than today. These insects (family Cantharidae) resemble the uniforms of the British soldiers of the American Revolution, which is apparently how their name originated.

247 years! The seven faculty members honored at the UC Davis Department of Entomology and Nematology's recent retirement luncheon amassed an amazing 247 years of service: UC Davis distinguished professor James Carey, 44 years, faculty member since 1980. He retired in June.

Follow these tips for the month of July to prevent pests in the garden and landscape. To see more tips specific to your region, visit the Seasonal Landscape IPM Checklist on the UC IPM website. Clean up fallen fruit or nuts to avoid attracting or harboring pests.

Almost any home gardener will tell you that one of the most versatile and rewarding plants to grow in a summer edible garden is a tomato. In fact, a 2023 study by the National Gardening Association revealed that 86 percent of gardeners grow tomatoes.

A grower applies an herbicide to his tomato plants, or thinks a neighbor's treatment is drifting over her almond trees. A short time later, the leaves start to bleach or shrivel.

Master summer garden pests with safe, organic solutions. Expert guide covers aphids, caterpillars, earwigs & more.

Watergrass (Echinochloa spp.) in California rice is the most competitive weed complex. Plants can emerge under both continuously flooded conditions and flushed conditions, causing huge yield losses (up to 100% in dry- or drill-seeded systems).