Source: California Invasive Plant Council


URL of this page: http://www.cal-ipc.org/WMAs/San_Diego_WMA.php

San Diego WMA

San Diego WMA
Goats conttolling perennial pepperweed in San Diego County
Photo courtesy Bill Winans

Chair: Dawn Nielsen, County of San Diego Department of Agriculture, Weights and Measures

General contact: Dawn Nielsen, dawn.nielsen@sdcounty.ca.gov

Mapping contact: John Taylor, 858 694-2194, john.taylor@sdcounty.ca.gov

Meetings: quarterly, location varies


Outreach Summary:

   Publications

  • Perennial Pepperweed poster

   Events

  • Annual Stakeholders meeting with educational presentations on weeds, control methods and projects in the county.  DPR continuing education credit is    offered to license holders. 

   Media

  • Television
  • Newspaper

   Other

  • Presentations for California Native Plant Society and UC Cooperative Extension - Landscape industry meetings
  • Weed Awareness week displays set up at Natural History Museum and the County Administration Center

Project Highlights:

   San Dieguito River Park and other smaller infestations

  • This countywide project covers a total of 640 acres infested with perennial pepperweed. Goals for this project are the eradication of pepperweed from San Diego County to protect habitat for wildlife, maintain cropland and recreational areas. Methods used are a combination of chemical control and prescribed grazing. All organizations listed below are regular participants in this countywide endeavor.

  California native grassland preservation in San Diego County.

  • Starthistle can be found in San Diego County in Palomar Mountain, Mesa Grande, Santee, Valley Center, and Camp Pendleton. The total acreage of infestation is 77 acres. Methods used are a combination of hand pulling, cutting and chemical control. By reducing the starhthistle population in the county, native grasses and species habiat are protected and given the opportunity to thrive. All organizations listed below are regular participants in this county wide endeavor.

 Organizations on WMA’s MOU

  • County of San Diego
  • University of California Cooperative Extension
  • San Dieguito River Park
  • San Dieguito River Valley Conservancy
  • San Diego County Farm Bureau

Other regular participants

  • County of San Diego Department of Agriculture
  • San Diego County Farm Bureau
  • USDA Natural Resources Conservation Service
  • California Department of Food and Agriculture
  • University of California Cooperative Extension
  • City of San Diego
  • San Diego Association of Governments (SanDAG)
  • California Native Plant Society
  • California Department of Fish and Game
  • Santa Margarita/San Luis Rey Weed Management Area
  • Camp Pendleton Marine Corps Base
  • Carlsbad Watershed Network
  • Cleveland National Forest
  • Marine Corp Air Station – Miramar
  • Sierra Club
  • California Department of Transportation
  • Mission Resource Conservation District
  • San Diego Regional Water Quality Control Board
  • San Dieguito River Park (JPA)
  • San Dieguito River Valley Conservancy
  • The Friends of Los Peñasquitos Canyon
  • US Fish & Wildlife Service