Landscaping Rules in Denton, TX: What Residents Actually Need to Know
If you live in Denton or are thinking about moving there, landscaping rules are one of those things you probably won't think about until they affect you directly. Denton has 8 specific rules on the books covering different aspects of landscaping rules, and some of them might surprise you.
Grass Height Limits
Denton Code Section 17-40 requires property owners to keep grass and weeds below 12 inches on improved lots and below 18 inches on unimproved lots. Violations receive a written notice with 10 days to comply. The city may abate and lien the property for mowing costs.
Key details: Code: Section 17-40. Improved Lots: 12-inch maximum. Vacant Lots: 18-inch maximum. Notice Period: 10 days to comply. Complaints: Denton 311 / (940) 349-8700.
Contact your local code enforcement office for specific penalty information.
Tree Removal & Heritage Trees
Denton Development Code Section 7.7.4 requires a Tree Removal Permit for all protected trees. An ISA Certified Arborist report with tree inventory and replacement plan is mandatory. Mitigation through replacement planting or donation to the city tree fund is required. Permits are valid for 180 days.
Key details: Code: DDC Section 7.7.4. Permit Required: All protected tree removals. Arborist Report: ISA Certified Arborist required. Permit Duration: 180 days (standalone). Mitigation: Replacement planting or tree fund payment.
Contact your local code enforcement office for specific penalty information.
This is not one of those rules that cities tend to ignore. Denton actively enforces its tree removal & heritage trees requirements.
Water Restrictions
Denton operates its own municipal water utility supplied primarily from Lake Ray Roberts and Lake Lewisville. Year-round twice-per-week landscape watering on designated days with no watering between 10 AM and 6 PM from April through October. Four drought stages impose progressively stricter limits up to a complete outdoor watering ban.
Key details: Water Source: Lake Ray Roberts / Lake Lewisville. Normal Schedule: Twice per week on designated days. No-Water Hours: 10 AM - 6 PM (Apr-Oct). Drought Stages: 4 stages up to total outdoor ban. 3rd Violation: $500 per occurrence.
Contact your local code enforcement office for specific penalty information.
Tree Trimming
Denton Development Code Section 7.7.4 and Code Section 17-40 require property owners to maintain trees so limbs clear streets by 13.5 feet, sidewalks by 7 feet, and alleys by 12 feet. As of January 2025, Section 17-40(k) prohibits blowing tree debris into the street.
Key details: Street Clearance: 13.5 ft minimum over streets. Sidewalk Clearance: 7 ft minimum. Alley Clearance: 12 ft minimum. Yard Waste: Cannot blow into street (eff. Jan 2025). Code: DDC 7.7.4 / Section 17-40.
Contact your local code enforcement office for specific penalty information.
Artificial Turf
Denton does not prohibit artificial turf in residential landscaping. Texas Property Code 202.007 prevents HOAs from requiring natural grass or banning water-conserving landscaping alternatives. Artificial turf installations do not require a building permit but must comply with drainage and stormwater requirements.
Key details: City Restriction: None -- artificial turf permitted. HOA Ban: Prohibited (TX Property Code 202.007). Building Permit: Not required unless grading involved. Drainage: Must not redirect runoff to neighbors. Rebate: Not currently offered.
Contact your local code enforcement office for specific penalty information.
Denton is more permissive than most cities when it comes to artificial turf. That said, there are still limits.
Native Plants
Texas Property Code 202.007 prohibits HOAs from banning water-conserving natural landscaping including native plants and xeriscaping. Denton encourages native and drought-tolerant plantings through its water conservation program. No city ordinance restricts native plant use in residential landscaping.
Key details: HOA Protection: TX Property Code 202.007 -- cannot ban native plants. City Restrictions: None on native plant landscaping. Ecoregion: Cross Timbers / Blackland Prairie. Extension Office: Denton County Master Gardeners. Weed Code: Intentional gardens exempt from Section 17-40.
Contact your local code enforcement office for specific penalty information.
If you are coming from a city with tighter rules, you will find Denton gives residents more flexibility on native plants.
Rainwater Harvesting
Rainwater harvesting is legal and encouraged in Texas under TX Water Code Section 16.0121. Texas Property Code 202.007 prohibits HOAs from banning rainwater collection systems. Denton imposes no permit requirement for residential rainwater collection barrels or cisterns used for landscape irrigation.
Key details: State Law: TX Water Code 16.0121 -- legal statewide. HOA Restriction: Prohibited (TX Property Code 202.007). Sales Tax: Equipment exempt (TX Tax Code 151.355). Permit: Not required for landscape irrigation barrels. Annual Rainfall: Approximately 37 inches.
Contact your local code enforcement office for specific penalty information.
The rules around rainwater harvesting in Denton lean permissive, but that does not mean anything goes.
Weed Ordinances
Denton Code Section 17-40 treats weeds the same as tall grass. Weeds exceeding 12 inches on improved lots or 18 inches on vacant lots trigger a violation notice. Noxious weeds and invasive species may be cited regardless of height if they create a public health or safety concern.
Key details: Code: Section 17-40. Improved Lots: 12-inch maximum. Vacant Lots: 18-inch maximum. Noxious Weeds: May be cited at any height. Report: Denton 311 portal.
Contact your local code enforcement office for specific penalty information.
The Bottom Line
Compared to many U.S. cities, Denton gives residents more room on landscaping rules. 3 of the 8 rules here are rated permissive. But permissive does not mean unregulated. There are still requirements, and the city does enforce them when violations are reported.
All of the above reflects Denton's municipal code as of our last review. If you need specifics on fines, exemptions, or filing requirements, the detailed ordinance pages linked above have the full breakdown.