Pests in the Urban Landscape

Urban neighborhood and park.

The Pests in the Urban Landscape blog shares the latest resources and information from the UC IPM Urban & Community team to help you sustainably manage pests in the home, garden, and landscape. 

Primary Image
A single hose pesticide application in a landscape. (Credit: Jack Kelly Clark)
Article

UC ANR Online Courses have moved to eXtension

March 11, 2019
Attention Pest Management Professionals! Are you looking for continuing education units (CEUs) to complete your renewal application this year for the Department of Pesticide Regulation (DPR)?
View Article
Primary Image
Three brown mottled Asian citrus psyllid adults feed on young citrus leafs alongside their small yellow orange eggs.
Article

Insect Pests on Citrus Trees

February 28, 2019
[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] Citrus trees remain a popular choice for home gardeners in California, largely due to their ease of care, beauty, and functionality for food and shade.
View Article
Primary Image
Up close image of a green citrus leaf with serpentine tunnel damage caused by feeding of a citrus leafminer larva, shown at the top of the leaf.
Article

Citrus Leafminer

February 28, 2019
[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] Citrus leafminer is a moth that arrived in California in 2000 and has invaded citrus throughout the state.
View Article
Primary Image
Several small white clusters of mealybug colonies feed on citrus leaves.
Article

What Are Those Big White Bugs on Citrus Trees?

February 28, 2019
[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] As a home gardener, you may find big white bugs clinging to the twigs and leaves of your citrus trees and need help with identifying and managing these pests.
View Article
Primary Image
Three brown mottled Asian citrus psyllid adults feed on young citrus leaves alongside their tiny, yellow orange eggs.
Article

Asian Citrus Psyllid

February 28, 2019
[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] The Asian citrus psyllid, Diaphorina citri, is a tiny, mottled brown insect about the size of an aphid (Figure 1).
View Article