United States Oklahoma

• Regional: United States: Oklahoma: Society and Culture: Organizations 

• Oklahoma County Master Gardeners  - Get a description of the regional training offered by the program, and details of the tasked performed by the group.
• Tulsa County Master Gardeners Oklahoma State University Extension  - Facebook for the program offers upcoming events and seminars, discussions, and photos.
• Tulsa Master Gardeners  - Describes the program and offers gardening fact sheets, pest tips, and rain barrel details.
• Washington County Master Gardener Association  - Encourages gardening through interaction with the public via plant clinics, information booths, and extension phone hotline.