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Top Lawn Fertilization & Weed Control in San Antonio, Texas Ranked
Maintaining a vibrant, healthy lawn in San Antonio is a year-round commitment that requires understanding the unique challenges of the local climate and soil. Lawn fertilization and weed control are essential services that provide your grass with the nutrients it needs to thrive while preventing invasive weeds from taking over. This guide will help you understand the seasonal schedule, common practices, and key considerations for effective lawn nutrition and weed management, empowering you to find the right local expertise for your property.

Texas Terrain Lawn Care
5930 Larkmeadow Dr, San Antonio, TX 78233
Texas Terrain Lawn Care is a locally owned lawn care and landscaping company based in San Antonio, TX. Established in 2015, they specialize in residential and commercial lawn care, landscape design, tree services, and land clearing. Their services focus on creating healthy, vibrant outdoor spaces tailored to the unique needs of the San Antonio area. The company is known for comprehensive lawn maintenance and brush removal, serving primarily northeast San Antonio and nearby communities. Texas Terrain Lawn Care emphasizes personalized attention and sustainable practices to maintain and enhance outdoor environments.

Get Your Lawn Done Right
120 Arlington Ct, San Antonio, TX 78210
Get Your Lawn Done Right provides lawn mowing, landscaping, tree maintenance, brush removal, and lawn fertilization services in San Antonio, TX. They offer detailed lawn trimming, weed control, and pest removal with safe relocation of snakes and scorpions. Their team also handles tree pruning and shaping, as well as clearing overgrown vegetation for landscaping or fire prevention. The company emphasizes quality craftsmanship and customer satisfaction, integrating faith-based values into their work.

P.G.T.&V Lawn Care & Landscaping LLC
3518 Penta Fields, Converse, TX 78109
P.G.T.&V Lawn Care & Landscaping LLC is a landscaping and lawn care company based in San Antonio, TX. They offer a wide range of services including lawn mowing, fertilization, weed control, tree pruning and removal, garden bed design and installation, pressure washing, and hardscaping such as paver walkways and patios. Their team includes arborists who provide expert tree care and stump grinding. The company emphasizes maintaining healthy landscapes and specializes in custom landscaping designs that complement homes. They hold all necessary licenses and insurance for their projects and collaborate with other professionals for larger construction needs.

Macario Brothers Lawn Care
8906 Hickman Pk, San Antonio, TX 78254
Macario Brothers Lawn Care is a locally owned lawn care company based in San Antonio, TX. They offer a range of services including lawn mowing, fertilization, weed control, seasonal cleanups, and landscape lighting installation. The company emphasizes quality client care and well-trained personnel to maintain and enhance outdoor spaces. Their service area includes San Antonio and surrounding communities.

Augusta Lawn Care of Alamo Ranch
15618 Crimson Topaz, San Antonio, TX 78253
Augusta Lawn Care of Alamo Ranch is a lawn care company based in San Antonio, TX. They offer services including lawn mowing, lawn fertilization, and weed control. The company is fully insured and provides lawn care solutions throughout the San Antonio area. Their office operates 24 hours a day, allowing for flexible service availability.
Understanding San Antonio's Lawn Environment
Successful lawn care begins with knowing what you're working with. San Antonio's environment presents specific conditions that directly influence your fertilization and weed prevention strategy.
Grass Types: The most common turfgrasses in the area are warm-season varieties, including St. Augustine, Bermuda, and Zoysia 1 2 3. Each has slightly different needs, but they all follow a similar growth cycle-lush and green in the warm months and dormant (brown) in the winter. Your fertilization schedule should align with this active growth period.
Soil Challenges: Many areas in San Antonio have dense, alkaline clay soil with a high pH 1 4. This soil type can lock away certain nutrients, making them unavailable to grass roots. It also affects which products are most effective; for instance, some common iron supplements may not work well in high-pH conditions 1. A proper lawn feeding program for San Antonio must account for this by using balanced fertilizers with formulations designed for local soils, such as those with a 3-1-2 or 4-1-2 nitrogen-phosphorus-potassium (N-P-K) ratio 1 4.
The Essential Seasonal Schedule
A proactive, calendar-based approach is far more effective than reacting to problems. Here's a breakdown of the typical annual cycle for lawn feeding and weed prevention in San Antonio.
Late Winter to Early Spring (February - March)
This is a critical window for setting up your lawn's success. The primary goal is applying a pre-emergent herbicide. This product creates a barrier in the soil that prevents weed seeds (like crabgrass and poa annua) from germinating 5 6. Applying it before soil temperatures consistently reach 55°F is key. Some programs may include a light, organic-based fertilizer to give the grass a gentle wake-up call as it begins to green up 1 7.
Spring (April - May)
Once your grass is actively growing and has been mowed a couple of times, it's time for the first major fertilization 6. This application is typically nitrogen-rich to support strong leaf and blade development, resulting in that lush, green color 5. A second application of pre-emergent may also be included during this period to extend weed control 8.
Summer (June - August)
The intense South Texas heat stresses lawns. Summer feedings often utilize slow-release fertilizers to provide steady nutrition without causing a surge of growth that demands excessive water 5. This is also the time for post-emergent weed control to tackle any breakthrough weeds, and for addressing issues like yellowing (chlorosis) with iron supplements 1 6. Insect and grub control treatments are commonly bundled into summer visits as well 9 10.
Fall (October - November)
The most important fertilization of the year for warm-season grasses is the fall winterizer 1 7. This application is typically higher in potassium, which strengthens grass roots and improves overall plant hardiness, helping your lawn survive the winter and recover quickly in the spring 5 11. Fall is also the ideal time for another round of pre-emergent to combat winter annual weeds like henbit and chickweed 6 12.
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Types of Lawn Care Programs
Local providers typically structure their lawn nutrition and weed management services into tiered programs. Understanding these options helps you choose the right level of care for your goals and budget.
- Basic/Low-Input Programs: These usually include 2-3 annual visits, focusing on the absolute essentials: a spring fertilization and a fall winterizer application, sometimes with a pre-emergent included 9. This is a good starting point for relatively new or low-maintenance lawns.
- Moderate/Full-Service Programs: These comprehensive plans often include 4 to 7 or more visits throughout the year 9 10. They bundle core fertilization with scheduled pre- and post-emergent weed control, insect treatments, and sometimes fungicide applications or soil amendments. This "set-it-and-forget-it" approach is designed for homeowners seeking consistently high-quality turf with minimal effort.
- À La Carte Services: For those who prefer a targeted approach, many companies offer individual services, such as a one-time weed spray, a soil analysis, or a specific grub control treatment.
What to Expect: Visits, Pricing, and Value
Service frequency for a full program typically ranges from monthly to bi-monthly visits during the growing season 1. The cost of lawn fertilization and weed control services in San Antonio varies significantly and is primarily based on the size of your lawn, the type of grass, and the comprehensiveness of the program you select.
Some providers offer bundled visit pricing, where each scheduled application includes multiple services (e.g., fertilizer and weed control combined). Examples from local companies show that pricing for these bundled visits can start in the range of $90 to $100 or more per application 13 14. Bundling services is a common way to achieve cost savings compared to purchasing each service separately 9.
The best value often comes from selecting a program that matches your lawn's needs rather than simply choosing the least expensive option. A properly timed pre-emergent application, for example, can prevent costly and labor-intensive weed invasions later.
Key Considerations for San Antonio Homeowners
- Soil Testing: Consider starting with a professional soil test. It removes the guesswork by revealing your soil's exact pH and nutrient levels, allowing for a perfectly customized fertilization plan 4.
- Watering Practices: Fertilizer needs water to dissolve and move into the root zone. Inconsistent or insufficient watering can render even the best fertilizer ineffective and can stress the lawn, making it more susceptible to weeds.
- Company Selection: Look for providers with knowledge of San Antonio's specific conditions. Ask about their standard fertilizer formulations, their approach to high-pH soils, and their strategy for common local weeds like dallisgrass and nutsedge.
Investing in a structured lawn feeding and weed prevention plan is the most effective way to achieve a resilient, attractive yard that enhances your home and provides a space for enjoyment throughout the year.
Frequently asked questions
Sources
Footnotes
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San Antonio Lawn Fertilization Guide - Rainbow Gardens - https://www.rainbowgardens.biz/turf-and-lawn/san-antonio-lawn-fertilization-guide/ ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7 ↩8
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How Often Should You Water Your San Antonio Lawn in Summer - https://sanantoniosprinklers.com/how-often-should-i-water-my-san-antonio-lawn-in-summer/ ↩
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3 Best Grass Types for San Antonio - https://lawnlove.com/blog/best-grass-types-san-antonio/ ↩
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A Seasonal Guide: When to Fertilize Lawns in South Texas - https://fischerlandscapingusa.com/when-to-fertilize-lawns-in-texas/ ↩ ↩2 ↩3
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Texas Lawn Fertilization and Weed Control - https://emeraldlawns.com/texas-lawn-fertilization-weed-control ↩ ↩2 ↩3 ↩4
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Lawn Weed Control in San Antonio - https://www.lawndoctor.com/nwsanantonio-tx/lawn-care-local/weed-control/ ↩ ↩2 ↩3 ↩4
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When to Fertilize Lawn in Texas - TruGreen - https://www.trugreen.com/lawn-care-101/blog/lawn-care/when-fertilize-lawn-texas ↩ ↩2
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Fertilizing Texas Lawns - https://agrilifeextension.tamu.edu/wp-content/uploads/2025/06/Fertilizing-Texas-Lawns.pdf ↩
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San Antonio, TX Lawn Treatment & Fertilization | Weed Control - https://www.lawnstarter.com/san-antonio-tx-lawn-treatment ↩ ↩2 ↩3 ↩4
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Quality Lawn Care San Antonio | Lawn Pride of San Antonio - https://lawnpride.com/san-antonio/ ↩ ↩2
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When To Fertilize Your Texas Lawn - https://chorbie.com/learn/lawn-care/when-to-fertilize-your-texas-lawn/ ↩
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San Antonio Lawn Fertilization and Weed Control - https://emeraldlawns.com/services/san-antonio-lawn-fertilization-for-green-weed-free-grass/ ↩
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Quality Lawn Fertilizer Service San Antonio - Lawn Pride - https://lawnpride.com/san-antonio/fertilization-service/ ↩
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$40 Off Lawn Care in San Antonio, TX - https://justrightlawns.com/san-antonio-tx/lawn-care-san-antonio ↩