Oklahoma County, OK Landscaping Rules: Native Plants (2026)

Oklahoma County's hot, dry summers and tornado-prone springs make native plant landscaping particularly suitable. Unlike California or Arizona, Oklahoma does not have statewide HOA preemption specifically protecting xeriscaping. Oklahoma City does not mandate native landscaping but offers significant incentives through the Squeeze Every Drop program and Water Utilities Trust. Rebates up to $2 per square foot for turf conversion (up to $3,000 residential, $12,000 commercial), offered during water conservation campaigns. Recommended native species include buffalograss (Bouteloua dactyloides) for lawns, little bluestem and Indian grass for naturalized areas, purple coneflower (Echinacea purpurea), black-eyed Susan, Indian blanket (state wildflower), and Texas redbud (state tree) for shade. Invasive species to remove include Johnson grass, musk thistle, and tree of heaven. Oklahoma State University Extension provides native plant guidance through the Oklahoma Native Plant Society. HOAs may still restrict xeriscaping aesthetically — Oklahoma County CC&Rs vary widely. The Oklahoma Invasive Plant Council lists species requiring control. Drought years trigger OKC Water Utilities' Drought Response Plan (three stages), further incentivizing drought-tolerant landscapes. Yards with 100% non-living hardscape discouraged; some green cover typically expected.