Biological Control of Purple Loosestrife Program

An Overview of the North American Program

• Purple loosestrife becomes a weed
• Making a case for biological control
• The biological control agents
  • The leaf-feeding beetles
  • A root-feeding weevil
  • A flower feeding weevil
  • Leaf and stem feeding aphids

The Illinois Program

• Mass RearingGalerucella
• 1998 Releases
• Signs of Impact in Illinois
• Education and Outreach
• Program Partnership
• On-site Rearing
• Illinois Updates

Purple loosestrife FAQ's

Host specificity of Galerucella calmariensis

Links

Illinois Natural History Survey Home Page

Center for Biodiversity Home Page

Center for Economic Entomology Home Page

This page maintained by David Voegtlin. Last updated 1 July 1999