Colorado State University
Answers to many gardening questions.
Cornell University Department of Horticulture
The purpose of this site is to provide useful, relevant information on horticulture programs at Cornell.
Iowa State Horticulture
Iowa State University Extension website.
Michigan State University
The Michigan State University Department of Horticulture website.
North Carolina State University
North Carolina State University College of Agricultural and Life Sciences provides innovative teaching, research, and outreach in the art and science of horticulture.
Ohio State University Webgarden
Horticulture and Crop Science in Virtual Perspective. Contains a wide range of multimedia resources.
Oregon State University
The main website for Oregon State University Department of Horticulture.
Penn State University
The main website for Penn State College of Agricultural Sciences.
The main website for Purdue University Consumer Horticulture, Department of Horticulture and Landscape Architecture.
University of Georgia
The main website for the University of Georgia College of Agricultural and Environmental Sciences.