Many weed control projects in California are conducted by local Weed Management Areas, organized by county and overseen by the California Department of Food and Agriculture. For local regulations on noxious weeds, contact your county Agricultural Department.   General Information About Invasive Plants Encycloweedia, California Department of Food and Agriculture The Nature Conservancy Wildland Invasive Species Team Visit the Management Library to view  Elemental Stewardship Abstracts describing the biology and control information for many invasive plants.  This site is also home to the Weed Control Methods Handbook, which outlines various control technologies in detail.  And if you need to know what an invasive plant looks like, there are more than 900 photographs in the Photography Archive. Center for Invasive Plant Management The hub for management information in the western U.S. Includes plant biology and management information; education information; and publications. CIPM also provides grants to weed projects in western states. Grant information is available at this site. NatureServe Invasive Species Assessments NatureServe is a non-profit conservation organization that provides the scientific information and tools needed to help guide effective conservation action. NatureServe and its network of natural heritage programs are the leading source for information about rare and endangered species and threatened ecosystems. Other Useful Links Categories listed below: Other EPPC web sites  California Other states Federal Organizations Restoration Weed Control Other interesting sites International sites
Other EPPC and IPC web sites
	Southeast Exotic Pest Plant Council Includes links to the state chapters of Alabama, Florida, Georgia, Tennessee, North Carolina, Mississippi, Kentucky, and South Carolina Florida Exotic Pest Plant Council The original EPPC, FlEPPC was founded in Florida in 1984 for the purpose of focusing attention on the impacts exotic pest plants have on biodiversity. Michigan Invasive Plant Council Invasive Plant Council of New York State
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California California Invasive Species Information Catalog   California Weed Management Areas  Weed Management Areas (WMAs) are local organizations that bring together landowners and managers (private, city, county, State, and Federal) in a county, multi-county, or other geographical area to coordinate efforts and expertise against common invasive weed species. This site includes links to local WMA websites with information on invasive plants of concern in your county. California Native Plant Society Includes the CNPS Inventory of Rare and Endangered Plants, the CNPS Manual of California Vegetation, and other CNPS programs.  It's also a great place to learn about our native flora and to find out how to get involved in its preservation. CalFlora Online database of almost 8000 species.  Species reports provide taxonomical, ecological,and distribution information.  Includes photographs of native and non-native plants, a library of individual plant sightings, and a plant name library that allows you to search for synonyms for scientific names.
	Invasive Spartina Project  A coordinated regional effort dedicated to preserving California's coastal resources through the elimination of invasive species of Spartina (cordgrass).
	Team Arundo del Norte A partnership dedicated to the reduction and eventual elimination of Arundo donax (Giant reed) where it threatens rivers, creeks and wetlands in central and northern California
	California Noxious Weed Control Project Inventory Requests your project reports... California Chaparral Field Institute -  A loose association of scientists, naturalists and educators working to promote understanding of chaparral and improve communication between the scientific and firefighting communities. One of the major threats to this ecosystem is conversion to weedy grasslands.
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Other States
	Colorado Weed Management Association CWMA members are people who care about and are working to preserve Colorados natural resources from the threat of non-native noxious weeds. CWMA is the single best source of noxious weed information in Colorado. Whether you are looking for weed control assistance, or just enjoy Colorado's natural beauty and would like to help keep it native and natural-the Colorado Weed Management Association can help.
	An Assessment of Exotic Plant Species of Rocky Mountain National Park Reports on the ecology, biology, and control of invasives plants in Rocky Mountain National Park.
	University of Florida - Center for Aquatic and Invasive Plants Information and pictures of some 35 invasive species, aquatic and terrestrial (in addition to a couple of hundred native species).
	AgriGator - UF/IFAS Resources West Florida Research and Education Center. The Jay Research and Education Center (JAY REC), part of the University of Florida's Institute of Food and Agricultural Sciences (IFAS)
	On-Line Book: Nonindigenous Aquatic and Selected Terrestrial Species of Florida Developed from a literature review during September 1993-January 1994, with additional 1995 references added to the text during the review and editoring stages. Some information is on high-profile nonaquatic species. When experts were available, unpublished information about some groups of species was also obtained...
	Hawaii Agriculture Research and Education
	Hawaiian Ecosystems at Risk (HEAR) Project The goal of the HEAR project is to provide resources (technology, methods, and information) to resource managers statewide to aid the fight against invasive alien species. Washington State Noxious Weed Control Board Written Findings
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Federal USDA Plants Database  The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.
	Alien Plant Invaders of Natural Areas A web-based, public education project of the Native Plant Conservation Initiative's Alien Plant Working Group, providing information about the serious threat and impact of invasive alien (exotic) plants to the native flora, fauna, and natural ecosystems of the United States.
	USDA Animal and Plant Health Inspection Service: USDA-APHIS.  Activities and Organization, APHIS Forms, Publications, Fact Book, What's New!, Subject Index, Guided Tour, Travelers' Tips, APHIS Gopher, Phone Directory, Import-Export Directory
	Extension Toxicology Network A Pesticide Information Project of Cooperative Extension Offices of Cornell University, Michigan State University, Oregon State University, and University of California at Davis. Major support and funding was provided by the USDA/Extension Service/National Agricultural Pesticide Impact Assessment Program.
	National Park Service Invasive Species Management Control of invasive species is one of the most significant land management issues facing national parks. This page contains information about Exotic Plant Management Teams working in parks around the country as well as a link to the Aliens in Your Neighborhood curriculum for middle-school students.
	Native Plant Conservation Initiative The NPCI is a consortium of ten federal government member agencies and over 110 non-federal cooperators representing a various disciplines within the conservation field: biologists, botanists, habitat preservationists, horticulturists, resources management consultants, soil scientists, special interest clubs, non-profit organizations, concerned citizens, nature lovers, gardeners.
	U.S. Fish and Wildlife Service Invasive Species Program - Activities to prevent and control invasive plant and animal species that severely impact the lands and waters of the United States, including resources managed within the National Wildlife Refuge System, have become a priority for the U.S. Fish and Wildlife Service as we expand our efforts to conserve and protect our nation's native fish and wildlife habitats. Southwest Exotic Plant Information Clearinghouse (USGS) Organizes information from the southwestern US into one web location. Includes weed species profiles.
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Organizations
	WSSA-Weed Science Society of America WSSA Information Information about Weeds, Herbicides, and Other Weed Sciences Related Pages Mail to System Operator, Dave Pike. Page Maintained by Nathan L. Sandland. California Weed Science Society To promote the research, education, and regulatory aspects of weed science.  This site includes newsletter and proceedings from past symposia.
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Restoration California Society for Ecological Restoration A non-profit, membership based organization dedicated to the purpose of bringing about the recovery of damaged California ecosystems
	Wildlands Restoration Team: The Wildlands Restoration Team is a volunter based organization dedicated to preserving the rich biological diversity of the Santa Cruz Mountains Since its inception in 1990, thousands of people have given their time and resources to help restore this priceless wild habitat.
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Weed Control  Weed Control Methods Handbook, by The Nature Conservancy   Weed Control by Species: Elkhorn Slough National Estuarine Research Reserve. 2000. Contains control info for approx. 50 common species.
	Weed Research and Information Center University of California.  Weed information, calendar of events, links to other weed sites
	California's Common Aquatic Weeds Photographs Herbicide Susceptibility Biological Control Mechanical Harvesting Habitat Manipulation
	Statewide Integrated Pest Management (IPM) - University of California UC Pest Management Guidelines. A database of UC recommended alternatives for controlling pests. Descriptions of UC IPM on-line resources, microcomputer software and databases, publications, slide sets and videos, training programs, and how to order or schedule them. You can also link to other UC pest management web sites from here. Direct links to specific IPM Pest Notes:    Bermudagrass    Kikuyugrass    Mistletoe    Wild Blackberries    Yellow Starthistle USDA Agricultural Research Service, Exotic and Invasive Weeds Research - The mission of this unit is to provide national leadership in the development of novel methods for managing exotic and invasive weeds of rangelands and aquatic sites. Technology developed through this program provides the pest control methods used to devise effective and sustainable Integrated Pest Management (IPM) programs that support agricultural production and integrity of natural ecosystems in diverse situations throughout the country.
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Other interesting sites
	INVADERS Database System For early detection and tracking of invasive alien plants and weedy natives. The INVADERS Database is a comprehensive database of exotic plant names and weed distribution records for five states in the northwestern United States. The spatial and temporal spread of weeds can be displayed using the historic distribution records in INVADERS. The INVADERS web site contains actual examples of how land management and weed regulatory agencies are using these data to improve their weed management programs. Noxious weed listings are provided for the 48 contiguous US states and six southern tier Canadian provinces.
	The Biotechnology Information Center (BIC) One of ten information centers at the National Agricultural Library of the US Department of Agriculture - ARS. BIC provides access to a variety of information services and publications covering many aspects of agricultural biotechnology. International sites Australian Government Invasive Species Program Similar to the U.S. www.invasivespecies.gov page, this site has information on invasive species in Australia, including scientific reports, policies, and control information. New Zealand Government Weed Page More international information on invasive species, including plants that often escape gardens and become pests in New Zealand (some of the same species cause problems in California). Global Invasive Species Programme GISP, the Global Invasive Species Programme, was established in 1997 to address global threats caused by Invasive Alien Species, and to provide support to the implementation of Article 8(h) of the Convention on Biological Diversity.
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	California Invasive Plant Council 1442-A Walnut St., #462 Berkeley, CA 94709 (510) 843-3902 fax (510) 217-3500 info@cal-ipc.org