The South American Palm Weevil Invasion in San Diego County, California The Situation: The South American palm weevil (SAPW), Rhynchophorus palmarum, is a non-native pest of palms that has established populations in San Diego County in California. In December 2010...

Mark Hoddle, Director, Center for Invasive Species Research, University of California Riverside 2017 IPM Achievement Awards for advancing reduced-risk pest management practices through innovation, leadership, and education and outreach. On 13 February 2018 at the California Environmental Protection Agency Headquarters...

Written by: Mark Hoddle Department of Entomology, UC Riverside Email: mark.hoddle@ucr.edu More Research: UCR Biocontrol Website The red palm weevil (RPW), Rhynchophorus ferrugineus, is a highly invasive and extremely damaging pests of palms, especially ornamental Canary Islands date palms (...

The South American palm weevil, Rhynchophorus palmarum (Coleoptera: Curculionidae), is well established in parts of San Diego County in California and is responsible for killing numerous Canary Islands date palms. The spectacular damage this invasive pest causes and the large...

Written by: Mark Hoddle Email: mark.hoddle@ucr.edu More Research: UCR Biocontrol Website Written by: Mary Lu Arpaia Email: mlarpaia@ucanr.edu More Research: UCR Department of Botany & Plant Sciences California is a recognized world leader in avocado production and is renowned for...

Written by: Allison Bistline-East Email: a.bistline-east1@nuigalway.ie More Research: UCR Biocontrol Website The Problem. In 2008, the Asian citrus psyllid (ACP), Diaphorina citri (Hemiptera: Liviidae), was first detected in California. Since its establishment in California, commercial citrus growers and homeowners alike...

Fig. 1. Rhynchophorus vulneratus, the palm weevil discovered in Laguna Beach, California in October 2012. Fig. 2. Red palm weevil, Rhynchophorus ferrugineus, adult, larva (white grub), and pupa extracted from a Canary Islands date palm in France. Fig. 3. Dead...

The Problem Asian citrus psyllid (ACP) is a serious threat to California’s citrus because it spreads a bacterium that causes a lethal disease of citrus, huanglongbing, which was first detected in Hacienda Heights, Los Angeles County in March 2012. One...

Written by: Erica J. Kistner (Postdoctoral Scholar, UC Riverside) Photos by: Mike Lewis, Mark Hoddle and Nayham Melhem The Problem: Since its accidental introduction in 2008, the invasive Asian Citrus Psyllid (ACP) is now widespread throughout southern CA including San...