Bayou Region Links
- Bayou Preservation Association
- Buffalo Bayou Partnership
- CenterPoint Energy – Vegetation Management Program
- Center for Houston’s Future
- Citizens Environmental Coalition
- City of Houston Parks and Recreation Department
- Cypress Creek Flood Control Coalition
- Galveston/Houston Association for Smog Prevention (GHASP)
- Greater Houston Partnership
- Harris County Flood Control District – Tree Planting Program
- Hermann Park Conservancy
- Houston Advanced Research Center
- Houston Arboretum and Nature Center
- Houston-Galveston Area Council (H-GAC)
- Houston Parks Board
- Houston Wilderness
- Keep Houston Beautiful
- Missouri City Forestry
- The Park People
- Scenic Houston
- SPARK
- Spring Creek Greenway
- TreeScape
- Trees For Houston
- Urban Harvest
Texas State Organizations
- Dallas Urban Forestry Advisory Committee
- City of Fort Worth – Forestry Division
- CrossTimbers Urban Forestry Council
- LCRA Clean ‘n’ Green Program
- Texas Cooperative Extension Service
- Texas Forestry Association
- Texas Forest Service
- Texas Invasives
- Texas Tree Planting Guide
- Texas Tree Trails
- Texas Trees Foundation
- Texas Urban Forestry Council
- Tree Folks
- Trees of Texas
- Trinity Blacklands Urban Forestry Council