| American Horticultural Society: Travel Study Events: The society's program offers tours in the United States and abroad, offering participants the opportunity to visit exceptional private and public gardens. Overview of scheduled events. | |
| Boxwood Tours: Garden holidays throughout UK and Europe; custom made tours for groups, societies and agents. | |
| Brightwater Holidays: Brightwater Holidays specialise in tours of designed gardens in Europe, South Africa, China and Japan | |
| Coopersmiths: Garden, manor house and fine arts tours in Britain, Europe, America. | |
| Expo Tours: A programme of tours in America and Europe, and custom tours. | |
| Garden Route Tour Guides: Southern Africa registered tour guides. | |
| Garden Tours America: Specialized in group tours for British gardeners to gardens in the Southeastern United States. Tour dates, itineraries, and prices. | |
| Gardenvisit.com: Advice on garden tour holidays worldwide, primarily in England. | |
| Global Garden Project: Custom designed tours to visit garden and horticultural centers throughout the world. | |
| Horticulture Magazine Tours: Organized tours in America and Europe | |
| Infohub: A selection of travel packages of the theme of gardens. | |
| Jeff Sainsbury Tours: Specializes in garden tours to Great Britain and mainland Europe for the American garden enthusiast. | |
| Lucas and Randall: Tours in England, United Kingdom, Great Britain, France, Italy, Mediterranean, Netherlands, Tuscany, Holland, and Spain. | |
| Pacific Pathways: Specialists in horticultural, botanical, walking, wildlife and special interest tours to New Zealand and Australia for groups and individuals. | |
| Quantum Tours: Gardens in Ireland, Scotland, New Zealand, Pacific Northwest of America | |
| The Garden Traveler: Discussion forum for garden travel |
|