UCCE Master Gardeners of San Joaquin County
University of California
UCCE Master Gardeners of San Joaquin County

Posts Tagged: invasive species

Invasive annual grasses threaten sage grouse populations

This article from the Sacramento Bee describes the impact of annual grass weeds on sites in the Great Basin, and argues that herbicides can play a role in salvaging the local ecosystem. Another entry in the category of "Ecology is complicated."

Posted on Wednesday, February 24, 2021 at 3:05 PM
Focus Area Tags: Environment

Stop the Spread of Invasive Pests

Wild pig

Invasive pests threaten California's natural environments, agricultural production, structures, landscapes and gardens, causing billions of dollars of damage to our agricultural systems and natural areas each...

Posted on Wednesday, December 2, 2020 at 11:00 AM
Tags: exotic (12), invasive (63), invasive species (7), pest (106), pest management (75), retail newsletter (9), UC IPM (320)
Focus Area Tags: Natural Resources, Pest Management

What makes a weed an invasive plant?

Invasive pampasgrass (Credit: J DiTomaso)

Weeds are usually thought of as native plants we don't want in areas such as landscapes, fields, or vegetable gardens either because they reduce economic output or they are considered aesthetically displeasing. Invasive plants are generally non-natives...

Posted on Wednesday, November 18, 2020 at 6:03 PM
Tags: exotic (12), invasive (63), invasive species (7), management (43), pest (106), pest management (75), retail newsletter (9), UC IPM (320), weed (39)
Focus Area Tags: Natural Resources, Pest Management, Yard & Garden

The White Garden Snail: A Serious Threat to Landscape Ornamentals?

Figure 1. The adult white garden snail has a medium-sized shell about the size of a nickel or dime. (Credit: DR Hodel)

  The white garden snail (Theba pisana), sometimes known as the Italian white snail, can be a serious pest of landscape ornamentals, including trees, shrubs, groundcovers, and herbaceous plants (Figure 1). Although it has been established in...

Posted on Thursday, August 27, 2020 at 8:00 AM
Tags: control (58), exotic (12), Hodel (6), invasive (63), invasive species (7), management (43), pest (106), pest management (75), retail newsletter (9), snails (5), UC IPM (320), white garden snail (1)
Focus Area Tags: Environment, Natural Resources, Pest Management, Yard & Garden

Keep an Eye Out for Spotted Lanternfly

Figure 2. Side view of the adult spotted lanternfly.

The spotted lanternfly (Lycorma delicatula) is a new exotic pest that was first detected in Pennsylvania in 2014 and has since moved to other nearby states (Figure 1). Everyone, including home gardeners and retail nursery and garden center employees,...

Posted on Monday, August 24, 2020 at 9:00 AM
Focus Area Tags: Agriculture, Economic Development, Environment, Natural Resources, Pest Management

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