Integrated Pest Management

Tolerance of lettuce varieties to Fusarium wilt 2024 Alex Putman, Yu-Chen Wang, and Chris Greer Summary Fusarium wilt of lettuce, caused by Fusarium oxysporum f. sp. lactucae (FOL), is an economically significant disease on the Central Coast of California.

At UC IPM we recognize pesticide safety education every month, but February in particular is National Pesticide Safety Education Month! Below are some simple tips for using pesticides safely to protect yourself, others, wildlife, and the environment.

From February 24 - 28, 2025, help increase public awareness of invasive species and join the fight against invasive species by participating in National Invasive Species Action Week (NISAW).

Recent rainfall throughout much of California has created puddles and stagnant water. With the temperature warming up in many parts of the state, this combination can create the perfect situation for mosquitoes to breed. We encourage you to drain after the rain to reduce mosquito-breeding sites.

As of January 1, 2025, popular lawn and garden pesticides belonging to the neonicotinoid class, can no longer be used by home gardeners on outdoor fruit trees, lawns, or ornamental plants in California.

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.

UC IPM recently hosted a webinar on rat management presented by Dr. Niamh Quinn. During this webinar attendees were able to ask the expert their burning questions about rats and their management. Below are responses to common questions from the webinar.

As the end of 2024 approaches, I'd like to reflect on the UC IPM Urban and Community program's accomplishments and share what's to come from us in 2025.