Horticultural Links

Below is a list of some useful web-site addresses providing horticultural information resources through the Internet. This is certainly not an inclusive list of web sites on horticulture topics found on the Internet, but is intended to help you gain assistance with your horticultural information. When you find a website with useful information, don’t forget to set your bookmark in order to check back regularly.

General UW Information Resources

UW-Extension Publications
UW-Extension Urban Horticulture
Wisconsin Master Gardener Program
UW-Extension Media Collection
Cooperative Extension Homepage
Wisconsin Public Television

Fruit Crops

Northwest Small Fruit Information Network
West Virginia State Tree Fruit Reserve
The Virtual Orchard
Wisconsin Apple Growers Association


University of Minnesota Horticulture
All-America Selections
University of Ohio Webgarden
University of Illinois Hort Corner


UW-Extension Turfgrass Disease Diagnostic Laboratory
Purdue Turfgrass Program

Woody Ornamentals

University of Wisconsin Urban Horticulture Landscape
University of Wisconsin Herbarium
International Society of Arboriculture
Wisconsin Dept. of Natural Resources Forestry Management 
Missouri Botanical Garden
Chicago Botanic Garden

Flowers (Indoor and outdoor)

University of Vermont – Perry’s Perennial Pages
Society of American Florists – AboutFlowers.com
USDA Plant Search


University of Wisconsin Soil & Plant Analysis
University of Minnesota Soil Testing Lab

Organic Production

Organic Crop Improvement Association
The National Organic Program
Organic Gardening


National Wildlife Federation
GORP Encyclopedia of Outdoor Recreation
WI DNR Publications -Wisconsin Wildlife and Habitat


Purdue University National Agricultural Pest Information System (NAPIS) Pest Tracker
UW Entomology Diagnostic Lab
Clemson University Insect Information
Virginia Tech Etomology Department Extension Projects

Plant Pathology (Diseases)

University of Wisconsin Plant Disease Diagnostic Clinic
UW-Extension Pathology Factsheets
University of Minnesota Plant Disease Clinic
Cornell University Plant Disease Disease Diagnostic Clinic


Rutgers Cooperative Extension & Research Weed Identification
Weed Science Society of America
Virginia Tech Weed Identification
UW-Madison Weed Science
UW Herbarium 

Biological Control (Integrated Pest and Crop Management)

University of Wisconsin Integrated Pest & Crop Management Program
Michigan State IPM
University of Illinois Integrated Pest Management
Biological Control News

Community Service