Oklahoma Cooperative Extension
Master Gardener Volunteers are vital to Extension's ability to provide consumers with
up-to-date, research-based garden and landscape information.
Oklahoma Proven is a plant selection program designed to help consumers select the
best landscape plants for Oklahoma gardens.
Providing research-based garden and landscape information for Oklahomans.
Horticulture Industries Show
Oklahoma Horticulture Society
Oklahoma Irrigation Association
Oklahoma Native Plant Society
Oklahoma Nursery and Landscape Association (ONLA)
American Society for Horticultural Science (ASHS)
National Garden Clubs
National Association of Landscape Professionals (NALP)
Southern Region American Society for Horticultural Science
Western Nursery and Landscape Association