ArcHub: Nature
- EcoDesignHive.com - Permaculture, Eco-living, Mutual Aid. Come learn with us!
- PermaPeople.org - permaculture plant database, marketplace, garden log and planner
- Species.Wikimedia.org - Species Directory
- GrowNative.org - native plant marketing and education program in Missouri
- TheSurvivalGardener.com - blog about growing more food for less work
- EarthIsland.org - international environmental organization and fiscal sponsor
- PermacultureWomen.com - International Hub for Women in Permaculture
- NativePlantTrust.org - North American Plants
- EcoHealthGlobal.org - working to rapidly increase ecological restoration throughout the world
- EcoLandscaping.org - promoting sustainable approaches to landscaping
- EcotypeProject.org - utilizing ecotypic plants for the restoration of the Northeast landscape.