- Hawaii Tropical Fruit Growers: Facebook group for purpose of promoting the interests of any and all aspects of tropical fruit in the State of Hawaii.
- Hawaii Organic Farmers Association
- Hawaii Tea Society
- Hawaii Coffee Association
- The Kohala Center: Big Island based independent, community-based center for research, conservation, and education. Specifically their Beginning Farmer Course is a great resource.
- Hāmākua Agricultural Coop
- Classes at Hawaiian Sanctuary in Pāhoa.
- University of Hawaii extension agents
- Traditional Pacific Island Crops – a web site from University of Hawaii at Mānoa
