Yosef Mizrahi's Homepage. - Biological and horticultural aspects of wild and rare fruit and nut trees of warm climates. Biology of cacti. Abnormally-ripening-fruit mutants.

Sydney Postharvest Laboratory - Serving the fresh fruit and vegetable industry, for matters including evaluation of postharvest technologies, storage and handling software, assistance with commercialization, patents, expert testimony, and cargo loss. Located in Sydney, Australia.

Australian New Crops Project - Encouraging the commercialisation of potential new crops (including herbs, spices, and other horticultural crops) in Australia. Includes newsletter and links.

Henry Doubleday Research Association. - The HDRA researches and promotes organic gardening in the UK.

Farmer's Bookshelf - Provides information on the production of tropical crops in Hawaii, including fruits, vegetables, and ornamentals. Topics include cultivars, cultural practices and pest management.

The Center for Urban Horticulture - Research, teaching, and public service on the selection, management and role of plants and ecosystems in the urban environment. Maintains the Union Bay Gardens, Washington Park Arboretum, Miller Horticultural Library, the Hyde Horticultural Herbarium, and the Douglas Research Conservatory. College of Forest Resources, University of Washington, Seattle.

Hydroponics Project - Photographic presentation of hydroponics project at Colorado State University.

Horticulture Research International Association - Research for commercial horticultural businesses. UK based body with individual and corporate membership.

Vijay's Cyber World - A collection of links on horticulture and agriculture.

Horticultural Engineering - Contains information about aspects of engineering, including glasshouse construction and energy conservation, from Rutgers University.

Olivicoltura - Technical and professional consultancy for olive growing and olive oil, Tuscany, Italy. Site has information on advanced techniques in olive cultivation.

Postharvest Technology in India - Aims to help Indian growers and sellers of fresh horticultural produce in keeping and preserving their stock till sale.

Institute of Horticultural Economics - German research institute based at Hanover University.

Horticulture Resources - Information about the horticultural technology with links to the Journal of Applied Horticulture, and horticultural societies.

The Horticultural Taxonomy Group - Gives the history of HORTAX, an association of taxonomists and horticulturists interested in the classification and nomenclature of cultivated plants, member information and links to the archives of HORTAX News.

Acta Horticulturae Online - Online books and articles of the magazine "Acta Horticulturae". Full text only accessible for ISHS members or by payment.

The American Society for Horticultural Science - Promotes and encourages scientific research and education in horticulture within the United States and throughout the world. Publisher of HortScience, HortTechnology, and the Journal of ASHS. Alexandria, Virginia.

Horticulture Solutions Series - A collection of short notes on a number of horticultural topics.

Gardenet - Online horticultural information service. Australia.

The Geophyte Page - Information on herbaceous plants with underground storage organs such as bulbs, corms, and tubers. Oriented primarily towards commercial growers, forcers, and retailers. Production statistics, crop specific guidelines for major geophytic plants such as tulips, daffodils, and lilies. Clemson University.

Home Horticulture - Extensive alphabetized listing of horticultural fact sheets and images. Grouped by type of plant and topic. Michigan State University.