Cal-IPC Symposium 2004

Presentations are posted below as pdf files. Warning: these are large files.

Invasive Plants and the Wildland/Urban Interface

Follow the links to view presentations and posters in pdf format. Abstacts and proceedings papers are available here. Beware: these are large files.

Laws and Regulations


Cutting Edge Research I

  • Using a computer-based diagnostics program for the identification of weedy grasses. Joe DiTomaso, Weed Science Program, UC-Davis (A demonstration of the new CD-ROM “Grass and Grass-like Weeds of California“)
  • Impacts of mowing and bud destruction on yellow starthistle root dynamics and flowering. D. F. Spencer, USDA-ARS Exotic and Invasive Weed Research Unit


Habitat Fragmentation and Edge Effects


Invasive Plant and Communities

  • Eradication in California and abroad: Explaining success and failure. Pete Holloran, Department of Environmental Studies, UC Santa Cruz



Cutting Edge Research II



Migration of Ornamentals Across the WUI

  • Genetic and reproductive factors contributing to the invasiveness of escaped ornamentals in wildlands. Marie Jasieniuk, UC Davis, Weed Science Program


Funding Invasive Plant Projects

  • Wetland Recovery Projects through the Coastal Conservancy. Karen Bane, Coastal Conservancy
  • Urban Streams Restoration grants through Department of Water Resources. Susan Woolam, DWR


Field Techniques

  • CRISISCat – an online invasive species information clearinghouse for California. Allan D. Hollander, Information Center for the Environment, UC Davis


Invasive Plants and Fire at the WUI





Working Groups

Click on the group’s name to read their notes from the 2004 Symposium (pdf).

Aquatics: Eurasian watermilfoil, Caulerpa, Spartina, water hyacinth

Dunes: pampas/jubata grass, iceplant, Ammophila

Forbs:  thistles, knapweeds, dalmatian toadflax

Grasses:  medusahead, barbed goat grass, cheat grass, Harding grass

Riparian: ArundoLepidium, tamarisk, cape ivy…

Trees and Shrubs:  broom, Eucalyptus, tree of heaven, Sesbania

Risk Assessment: Working group to complete the Cal-IPC Invasive Plant Inventory

Roadsides: Working with road maintenance agencies

Mapping: Setting priorities and communicating scope

Nurseries: Working with industry on invasive plants available for sale

Fire: Prescribed burning as a management tool

Critical Habitats: Working on weeds near sensitive species

Environmental/Social Issues: Working with members of the public who oppose weed management or eradication programs