Children's Memorial and Gardens, Inc.
- Organization striving to establish gardens dedicated to the memory of children. Mission statement, overview of affiliated gardens.
- http://www.childrensmemorialandgarden.org/

The Garden Conservancy
- US organization founded to preserve exceptional American gardens for the public’s education and enjoyment. Overview of projects and gardens, and calendar of events and programs.
- http://www.gardenconservancy.org/

Friars Guide To New Zealand Gardens
- Index of private and public gardens open for visiting. Includes a guide book and photograph library.
- http://www.friarsgardens.co.nz/

I Love Gardens
- Directory of public and private gardens in the US, each with a brief summary and a link to the facility's website.
- http://www.ilovegardens.com/

Gardens of Victoria
- Information on public, private, and community gardens in Victoria (British Columbia, Canada).
- http://www.gardensvictoria.com/