Invasive plants are weeds that infest natural ecosystems, rangelands and pasture. They can cause dramatic ecological changes that affect both plant and animal communities. Once established, invasive plants are difficult to eradicate.
In California, exotic plants were originally introduced by humans who planned to use them for ornamental or aquarium use, or for use as forage, food, fiber, medicinal or soil stabilization purposes. In some cases, the unintended outcome has been plants that have become invasive.
Some invasive plants are still for sale at retail nursery and garden centers. Some examples of available invasive plant species include pampasgrass (
Attend one of two Northern California Retail Nursery and Garden Center IPM Workshops this January!
UC IPM is offering two hands-on, train-the-trainer workshops designed especially for retail nursery and garden center employees, managers, owners, and affiliates. Topics will include invasive pests, Asian citrus psyllid and huanglongbing disease, household pests, as well as how to serve your customers' IPM and pesticides needs. Participants will receive materials and resources to bring back and train others in your store and to help you better serve your customers' pest needs.
Tuesday, January 24, 2017
Oakland Center, CSU East Bay -- Oakland, CA
8:30 AM - 3:30 PM
[From the March 2016 issue of UC IPM's Retail Nursery & Garden Center IPM News]
Asian citrus psyllid (ACP) continues to spread and to be an ever-present concern in California. Because of this, we have updated information from the April 2015 issue of UC IPM's Retail IPM newsletter to share with your customers.
Until 2013, ACP was mostly found in Southern California, but has since been found in multiple locations in the Central Valley and has been detected as far north as the San Francisco Bay Area. The psyllid is well-established in coastal and inland Southern California and it is slowly establishing itself in...
- Author: Anne Schellman
- Author: Karey Windbiel Rojas
Gardeners and other consumers frequently look to retail nursery and garden center employees to answer questions about pests and pesticides. To help retailers stay abreast of current pest topics facing California, UC IPM held a workshop for retail employees on January 28, 2016 in Ontario, CA focusing on integrated pest management (IPM) concepts and current issues. Partnering with local UC Cooperative Extension (UCCE) Advisors and Specialists, the day was filled with information participants could bring back to customers to address their pest and plant problems.
Topics addressed in these workshops include:
- Invasive Pests
- Asian citrus psyllid and...
- Author: Christopher Crawford, PlantRight
- Editor: Karey Windbiel-Rojas
[From the April 2015 issue of the UC IPM Retail Newsletter]
Choosing the right plant for the right place is a key element to protecting California's rich natural ecosystems. When used appropriately, plants offer us nourishment, beauty, sanctuary, and habitat; but some plants may have adverse environmental consequences.
Since 2005, PlantRight has worked with a diverse alliance of stakeholders to address the problem of horticultural plants that become invasive in California (Figure 1). Run by non-profit Sustainable Conservation, PlantRight tackles this.../span>