- Master Gardeners(42)
- Regional(156)
- Wildflowers and Natives(51)
- City Farmer's Urban Agriculture Notes
- www.cityfarmer.org
- A non-profit society that promotes urban food production and environmental conservation.
3.9
(si*)
>150
>20
5
- The Mediterranean Garden Society
- www.mediterraneangardensociety.org
- International society for gardeners in Mediterranean climates. History, membership information, journal contents, news, and event listing.
3.8
(si*)
>140
-
5
- The Garden Club of America
- www.gcamerica.org
- Umbrella organization for US and Canadian local garden clubs. Sites lists clubs and their websites, botanical gardens, pamphlets, and position papers.
3.8
(si*)
>40
<5
6
- The Professional Gardeners Guild
- www.pgg.org.uk
- An organisation for gardeners employed in private gardens and estates. Based in the UK with members in European countries and the United States.
3.4
(si*)
-
-
4
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