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Top Lawn Fertilization & Weed Control in Covina, California Ranked
A healthy, vibrant lawn in Covina is more than just a green space; it's a source of pride and a key part of your home's curb appeal. Achieving that lush, weed-free turf requires a strategic approach tailored to our unique Southern California climate. Lawn fertilization and weed management are specialized services that provide your grass with essential nutrients while proactively combating invasive weeds. This guide will help you understand the local lawn care cycle, typical services, and how to connect with professionals who can create a custom plan for your property.

Droughtscape
Angeles Crest Hwy, La Cañada Flintridge, CA 91011
Droughtscape is a landscaping and outdoor construction company based in Los Angeles, CA. With over 45 years of experience, they specialize in drought and fire-resistant landscape design and installation, hardscaping, irrigation, fencing, artificial turf, and more. Their services cover a wide range of outdoor improvements including interlocking pavers, decks, pergolas, retaining walls, and yard drainage. Droughtscape serves multiple neighborhoods in the Los Angeles area, focusing on water-saving and sustainable landscaping solutions that suit various home styles. They emphasize clear communication and quality craftsmanship to provide a smooth project experience.
Lawnscape Systems, Inc.
5215 State St, Montclair, CA 91763
Lawnscape Systems, Inc. is a lawn care and landscaping company based in Los Angeles, CA, serving Southern California including Orange, San Bernardino, Riverside, Ventura, and San Diego counties. They offer a range of services such as fertilization, weed control, lawn pest control, aeration, overseeding, and commercial landscaping. With over 45 years of experience since 1979, Lawnscape Systems provides tailored lawn care programs designed to maintain healthy lawns year-round. Their capabilities include specialized fertilization, broadleaf weed control, disease and insect treatments, and weed abatement using herbicides and soil sterilants to protect lawns from pests and invasive grasses.
Excellence landscaping and Maintenance
11312 Buell St, Downey, CA 90241
Excellence Landscaping and Maintenance is a full-service landscaping company based in Los Angeles, CA. They offer a wide range of services including lawn mowing, fertilization, weed control, landscape design, tree care, sprinkler installation and repair, yard cleaning, and pressure washing. Their expertise includes customized irrigation systems to keep gardens healthy and vibrant. The company focuses on personalized and meticulous care to transform outdoor spaces into beautiful and functional environments.

Heavenly's Lawn Care
555 Anton Blvd suit 150, Costa Mesa, CA 92626
Heavenly's Lawn Care is a lawn care and landscaping company based in Los Angeles, CA, serving Orange County and the High Desert areas. They offer a broad range of services including lawn mowing, fertilization, weed control, tree trimming, stump grinding, and landscape design. With over four years of experience, Heavenly's Lawn Care focuses on personalized property maintenance using eco-friendly practices to enhance outdoor spaces. The company is known for its local expertise and customer-focused approach, providing flexible scheduling and free estimates.

TruGreen Lawn Care
16022 Adelante St, Irwindale, CA 91702
TruGreen Lawn Care provides lawn fertilization and weed control services in Los Angeles, CA. They focus on delivering tailored lawn care treatments designed to achieve a golf course quality lawn, supported by their role as the Official Lawn Care Treatment Provider of the PGA TOUR®. TruGreen offers a satisfaction guarantee, promising to return between visits if customers are not satisfied with the results.
Understanding Covina's Lawn Environment
Covina's climate presents specific challenges and opportunities for lawn health. The hot, dry summers and mild, occasionally wet winters create a distinct growing cycle that dictates the timing and type of care your grass needs.
Common Grass Types in Covina
Most lawns in the area are planted with warm-season grasses, which thrive in the heat and go dormant (turn brown) during cooler winter months. The most common varieties include:
- Bermuda Grass: Known for its durability, drought tolerance, and fine texture. It spreads aggressively and recovers well from wear.
- St. Augustine Grass: A popular choice for its lush, broad blades and shade tolerance, though it requires more water than Bermuda.
- Zoysia Grass: Valued for its dense growth, soft feel underfoot, and good heat and drought resistance once established.
- Buffalo Grass: A native, low-water option that is extremely drought-tolerant and requires less mowing and fertilization.
Cool-season grasses like fescue are less common as they struggle with Covina's intense summer heat without significant irrigation 1 2. Identifying your grass type is the first step, as fertilization and weed control programs must be tailored to its specific needs.
The Impact of Local Climate
The climate directly influences your lawn care strategy. The long, hot, and dry summers put significant stress on turf, making heat protection and efficient watering critical. Brief periods of rain, particularly in fall and winter, can trigger sudden flushes of weed growth, requiring a coordinated treatment response to prevent takeovers 1 3. A successful lawn feeding and weed prevention program works with these seasonal patterns, not against them.
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A Seasonal Guide to Lawn Care in Covina
Following a calendar-based approach ensures your lawn gets the right care at the right time, promoting health and resilience year-round.
Early Spring (March - April)
This is a crucial window for setting up your lawn for success. As soil temperatures warm and grass begins to green up, apply a pre-emergent herbicide. This creates a barrier in the soil to prevent weed seeds (like crabgrass and poa annua) from germinating. A light application of starter fertilizer can also help kick-start growth after winter dormancy 1 4 2.
Late Spring to Early Summer (May - June)
With active growth underway, this is the time for a balanced fertilizer application to support lush, green development. It's also the prime season for post-emergent weed control to tackle any existing broadleaf weeds (like dandelions and clover) that have emerged. Consistent, deep watering schedules should be established as temperatures rise 1 2.
Peak Summer (July - August)
The focus shifts from growth to survival. Fertilization should be minimal or use a slow-release formula to avoid pushing tender growth that can be scorched by the heat. The priority is managing heat stress through deep, infrequent watering. Professionals may recommend soil wetting agents to help water penetrate dry or hydrophobic soil more effectively 1 2.
Early Fall (September - October)
This is arguably the most important season for lawn nutrition and weed management. Applying a fertilizer higher in phosphorus promotes strong root development, helping your lawn recover from summer stress and store energy for the next year. A second round of pre-emergent can be applied to combat winter annual weeds, and post-emergent treatments address summer carry-over issues 1 5 4.
Late Fall to Winter (November - February)
Grass growth slows or stops as temperatures drop. A final, optional "dormant feeding" with a slow-release fertilizer can prepare the lawn for a quick green-up in spring. Winter weed control remains important to manage cool-season weeds that thrive during this period, keeping your lawn clean and ready for spring 1 2.
What Professional Services Include
Engaging a local expert for turf nutrient management and weed suppression means moving beyond a one-size-fits-all approach. A comprehensive service typically involves:
- Soil Analysis: Testing pH and nutrient levels to create a precise fertilization plan.
- Customized Fertilization Schedule: Applying the right blend of nitrogen (N), phosphorus (P), and potassium (K) at optimal times for your grass type.
- Integrated Weed Management: A combination of pre-emergent (preventative) and post-emergent (curative) herbicide applications.
- Grass Health Monitoring: Regular visits to spot early signs of disease, pest issues, or nutrient deficiencies.
- Watering Guidance: Advice on optimal irrigation schedules to maximize fertilizer uptake and lawn health.
Understanding Service Costs in Covina
Investing in professional lawn feeding and weed prevention is an investment in your property's value and your own time. Costs in Covina are influenced by your lawn's square footage, the complexity of services, and the type of products used.
- Per-Visit Services: A single application for weed control typically ranges from $50 to $100. A one-time fertilization and weed control service for a standard lawn can range from $65 to $225 depending on the size and product selection 6 7.
- Annual Programs: Most homeowners opt for a seasonal program. A basic annual fertilization plan generally starts between $300 and $600. Comprehensive annual plans that include multiple fertilizer applications, pre- and post-emergent weed control, and other amendments will cost more, often reaching $600+ for the year 6 8.
- Key Cost Factors: The primary driver is lawn size (e.g., 5,000 vs. 10,000 square feet). Other factors include the service complexity (basic feeding vs. full soil amendment and pest control) and the product type (fast-release vs. premium slow-release fertilizers) 6 8.
Frequently asked questions
Sources
Footnotes
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Lawn Fertilization & Weed Control in Southern California - https://www.lawnscape.com/lawn-care-services/fertilization-weed-control/ ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7
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Southern California Lawn Care Calendar | Month-by-Month Plan - https://www.landtechscenery.com/southern-california-lawn-care-calendar ↩ ↩2 ↩3 ↩4 ↩5
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When to Fertilize Your Lawn in California - LawnStarter - https://www.lawnstarter.com/blog/california/when-to-fertilize-lawn-california/ ↩
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How Much Does Weed Control Cost in 2026? - LawnStarter - https://www.lawnstarter.com/blog/cost/weed-control-price/ ↩ ↩2
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Fertilization & Weed Control: A Combined Approach - https://www.lawnscape.com/blog/2025/october/fertilization-weed-control-a-combined-approach/ ↩
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How much does lawn care service cost? - Green Lawn Fertilizing - https://www.greenlawnfertilizing.com/blog/how-much-does-lawn-care-service-cost ↩ ↩2 ↩3
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How Much Does TruGreen Cost? (2026) - HomeGuide - https://homeguide.com/costs/trugreen-cost ↩
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How Much Does Lawn Fertilization Cost in 2026? - https://lawnlove.com/blog/lawn-fertilization-cost/ ↩ ↩2