Kerrville Weed Control Services

Our Weed Control Process

Weed Control and Soil Management in Kerrville’s Blackland Prairie Soils

Effective weed control in Kerrville requires a thorough understanding of the region’s predominant Houston Black clay and Tarrant soils, as identified by the USDA Web Soil Survey. These soils are characterized by high clay content, alkaline pH (7.5–8.2), and poor drainage, which can promote weed proliferation, especially in compacted or waterlogged areas. Best practices include annual soil testing (available through Texas A&M AgriLife Extension), lime or sulfur amendments to adjust pH, and core aeration to a depth of 2–3 inches to reduce compaction. Recommended weed control methods for these soils include pre-emergent herbicide applications in early March and post-emergent treatments in late May, with all chemical use subject to local and state regulations. Mulching at a depth of 2–3 inches is advised to suppress weed growth and conserve soil moisture. Coordination with municipal guidelines is essential for proper disposal of weed debris.

Kerrville Public Works Department
701 Main Street, Kerrville, TX 78028
Phone: (830) 257-8000
Official Website: Kerrville Public Works Department

Municipal Weed Ordinances and Compliance Procedures in Kerrville

Kerrville enforces specific weed and vegetation ordinances under its municipal code, requiring property owners to maintain grass and weeds below 12 inches in height. Violations may result in citations and abatement fees. The city’s Code Enforcement Division conducts routine inspections and responds to complaints, with a standard abatement notice period of 7 days. Equipment operation for weed control is permitted during the following hours:

• Monday–Friday: 7:00 AM – 7:00 PM
• Saturday: 8:00 AM – 6:00 PM
• Sunday and holidays: Prohibited All weed debris must be disposed of in accordance with city waste collection guidelines, which prohibit dumping in storm drains or public rights-of-way. For properties adjacent to public parks or conservation areas, a 25-foot buffer zone must be maintained free of invasive species. Permit requirements apply for herbicide use in sensitive areas.

Kerrville Code Enforcement Division
701 Main Street, Kerrville, TX 78028
Phone: (830) 258-1187
Official Website: Kerrville Code Enforcement Division

Environmental Compliance: Protecting Kerrville’s Guadalupe River and Wetlands

Weed control activities in Kerrville must comply with state and federal environmental regulations to protect the Guadalupe River, Town Creek, and local wetlands. The Texas Water Code and Clean Water Act prohibit the discharge of herbicides, grass clippings, or soil into waterways. The city’s MS4 permit, administered by the Texas Commission on Environmental Quality, requires:

• 25-foot no-disturbance buffer from wetlands and streams
• No fertilizer or herbicide application within 50 feet of water bodies
• Immediate cleanup of all debris from paved surfaces
• Use of biodegradable bags for yard waste Violations may result in fines or remediation orders. For guidance on buffer zones and compliance, consult the city’s environmental programs or the regional EPA Region 6 office.

Kerrville Water Reclamation Department
1000 Thompson Drive, Kerrville, TX 78028
Phone: (830) 258-1155
Official Website: Kerrville Water Reclamation Department

Texas Commission on Environmental Quality
12100 Park 35 Circle, Austin, TX 78753
Phone: (512) 239-1000
Official Website: Texas Commission on Environmental Quality

Seasonal Timing and Weather Considerations for Weed Control in Kerrville

Kerrville’s USDA Hardiness Zone 8b climate, with average annual minimum temperatures of 15–20°F, dictates optimal weed control timing. Pre-emergent herbicides should be applied between February 20 and March 10, when soil temperatures reach 55°F, to prevent germination of common weeds such as crabgrass and sandbur. Post-emergent treatments are most effective from late May to early June, targeting actively growing broadleaf weeds. Avoid chemical applications during periods of heavy rainfall, as runoff can impact the Guadalupe River and local stormwater systems. The National Weather Service Austin/San Antonio Office provides up-to-date forecasts to assist with scheduling. For best results, mow turf to 2.5–3 inches before application and irrigate lightly after treatment, unless rainfall is expected within 24 hours. Repeat spot treatments may be necessary in late summer for persistent species.

What Neighborhoods Do We Serve Throughout Kerrville, TX?

• Riverhill: Features gently sloping lots with Houston Black clay soils and mature landscaping, requiring careful weed management to prevent runoff into the Guadalupe River.
• Comanche Trace: Newer development with well-drained Tarrant soils and HOA landscaping standards, necessitating compliance with both city and association weed ordinances.
• Downtown Kerrville: Historic district with compacted urban soils and narrow lots, where weed control must account for limited access and proximity to public rights-of-way.
• Starkey Manor: Residential area with moderate slopes and mixed soil types, presenting challenges for erosion control and weed suppression on inclines.
• Greenwood Forest: Heavily treed neighborhood with shade-tolerant weed species and increased leaf litter, requiring integrated management strategies.
• Tally Elementary Area: School-adjacent properties with high pedestrian traffic and city park proximity, where buffer zones and chemical restrictions are strictly enforced.
• Bluebell Hills: Outlying area with larger lots, shallow rocky soils, and drainage swales, demanding tailored weed control to prevent invasive spread into open spaces.