Land

Growing and Managing Mesquite in Texas

Shade tree, pollinator, and the rancher's brush problem.

Reviewed July 2026

Few Texas plants split opinion like mesquite. To a homeowner it can be a tough, free shade tree; to a rancher a dense mesquite thicket is a grass-choking problem. Both views are correct, because what matters is density. Growing and managing mesquite in Texas is really about deciding how much of it you want.

Mesquite as a shade and pollinator tree

At low density mesquite earns its place. It is a fast-growing, drought-tolerant, heat-tolerant shade tree that thrives in almost any well-drained soil, and as a legume it fixes nitrogen and improves the ground around it. It is an excellent bee tree with special value to honey bees and native pollinators, and it feeds wildlife and livestock with its sweet pods. Scattered across a savanna it shelters other plants as a nurse plant and adds real ecological and economic value. If you want one, note that mesquite needs deep watering early to become a tree; left dry it stays a shrub.

Why ranchers treat it as brush

At high density the story flips. Honey mesquite is the most common and widely spread woody "pest" plant in Texas, present on about a quarter of the state's grasslands, and roughly 16 million acres carry dense stands heavy enough to suppress most grass production. A thick mesquite canopy shades out the forage cattle depend on and drinks deeply from the water table. Studies show grass production tends to rise after mesquite is controlled, which is exactly why ranchers spend so much effort on it.

How it spreads

Mesquite spread is a story about cattle and fire. Cattle eat the sweet pods and pass the seeds across the range, planting the tree wherever they graze. At the same time, generations of overgrazing and suppressed grassland fire removed the natural checks that once held mesquite back. The result: native mesquite has become the dominant woody plant on tens of millions of acres of semiarid grassland, a huge increase in abundance over the last century and a half.

How it is controlled

Control is genuinely hard because mesquite resprouts from the base when cut or burned. Mechanical clearing works only if the stem is severed well below ground, generally at least about eight inches down, or the plant simply grows back. Individual-plant herbicide treatment is common: basal application works on mesquite of any size, while foliar sprays work best on small plants under about five feet. Prescribed fire helps in some settings, though mesquite is fairly fire-tolerant and needs a hot, intense burn to set it back. Most successful programs combine methods, treat large numbers of plants at once, and plan for follow-up, because a one-time clearing rarely holds.

A working middle ground

You do not have to choose all or nothing. Many landowners thin dense thickets back to a scattered savanna, keeping the soil, shade, wildlife, and pollinator benefits while freeing up grass. Managed for density rather than eradicated, mesquite can be part of a healthy Texas range instead of the enemy of one.

Before clearing, talk to your county Extension office. Effective, legal herbicide and burn programs depend on your specific land, and local guidance is worth far more than any general rule.

The Texas Mesquite Association is an independent educational resource. It is not a government agency, and not an official trade, membership, or certifying body. Always confirm identification, food, and land-management details with a qualified local expert or your county Extension office before acting.