Elderberry Flower. Patagonia, Chile. Photo by Zoe Helene


Our featured resource is United Plant Savers, an NGO dedicated to protecting native medicinal plants of the United States and Canada and their native habitat while ensuring an abundant renewable supply of medicinal plants for generations to come.

Please forgive us (and let us know) if you are not yet on this list. Send us an email via the CONTACT form and let us know who you are and how to reach you. This page is just a small start—it will grow(!)


American Botanical Council
American Horticultural Society
American Phytopathological Society
American Public Gardens Association
American Society for Horticultural Science
Botanic Gardens Conservation International
Botanical Society of America
Canadian Botanical Conservation Network
Cycad Society
Geraniaceae Group
Herb Society of America
International Bulb Society
International Palm Society
International Society for
United Plant Savers

Botanical Gardens

Arnold Arboretum of Harvard University
Atlanta Botanical Garden
Brooklyn Botanic Garden
Botanic Garden of Smith College
Chicago Botanic Garden
Cornell Plantations
Denver Botanic Gardens
Fairchild Tropical Garden
Historic Bartram's Garden
Hoyt Arboretum
Longwood Gardens
Marie Selby Botanical Gardens
Minnesota Landscape Arboretum
Missouri Botanical Gardens
Morris Arboretum
Mount Auburn Cemetery
National Tropical Botanic Garden
New York Botanical Garden
San Antonio Botanical Gardens
Scott Arboretum
State Arboretum of Virginia
United States National Arboretum
United States Botanic Garden
University of California, Berkeley Botanical Garden
University of Delaware Botanic Gardens
Washington Park Arboretum
Wave Hill

International Botanic Gardens

Andromeda Botanic Gardens, Barbados
Arboretum de Villardebelle, France
Botanical Garden of Göttingen, Germany
Botanical Garden of Nijmegen, etherlands
Botanical Garden of the University of Oslo, Norway
Botanical Garden of the University of Vienna
Jardim Botânico do Rio de Janeiro, Brazil
Kaunas Botanical Garden, Lithuania
Montreal Botanical Garden
National Botanic Garden of Belgium
National Botanic Garden of Wales
Royal Botanical Gardens, Canada
Royal Botanic Garden, Edinburgh
Royal Botanic Gardens, Kew
Royal Botanic Gardens, Sydney
St. Andrews Botanic Garden, Scotland
Singapore Botanic Gardens Online
South African National Botanical Gardens


The Natural History Museum (BM)
Harvard Univeristy Herbaria
Herbarium of the Institute of Botany, University of Vienna
Index of Botanical Publications, Harvard University Herbaria
National Herbarium of the Netherlands

Great Pages for Home Gardeners

Thank you Jessica Peterson for sending these great new links:

Garden Planting Calendar
NSuccessful Container Gardening
Before You Make Your First Container Garden
Growing Plants Indoors & On Porches
Troubleshooting Indoor Plants
Top Herbs for a Kitchen Garden
Database of Plants Toxic to Pets

Programs at Schools

History of Landscape Architecture - UC Berkeley
Clemson University
Conway School of Landscape Design
Cornell University
North Carolina State University
Ohio State University
Penn State
Texas A & M
University of California - Davis
University of Delaware - Longwood Graduate Program
University of Florida
University of Illinois
University of Minnesota
Virginia Polytechnic Institute/Virginia Tech
Washington State University