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Pest Control

    • Guide: LESCO Three-Way Selective Post Emergent Liquid Herbicide

    dandelion in a grassy field

    LESCO Three-Way Selective Herbicide is a trusted solution for controlling broadleaf weeds like cover and dandelion on lawns. This product is ideal for all types of lawns, sod farms, highways, and rights-of-way. It contains active ingredients such as 2,4-D, dimethylamine salt 30.56%, Dicamba, dimethylamine salt 2.77%, MCPP-P, and DMA salt 8.17%. The formulation tackles tough weeds harming turfgrass, making it essential to understand how the selective herbicide works. Following a precise herbicide mixing guide and understanding the three-way herbicide mix rate are crucial for effective application. 

    How Does Selective Herbicide Work?

    Selective herbicides function by targeting specific weed types, disrupting their growth patterns, and leading to their demise while preserving your grass. This mechanism is particularly beneficial for maintaining a lush, weed-free lawn.

    Product Usage & Application

    When using LESCO Three-Way, it’s essential to follow the usage directions closely for both safety and efficacy. The herbicide is applied using ground spray equipment, ensuring thorough coverage and preventing drift.

    LESCO Three-Way Selective Herbicide

    Key Usage Instructions:

    • Mixing and Application: Follow detailed instructions for optimal results.
    • Application Rate:
      • Measure 1.1 to 1.5 fluid ounces per 1,000 square feet of turf.
      • Adjust application to 3 to 4 pints per acre, depending on grass type and environmental stress factors.
    • Specific Applications Instructions:
      • Kentucky Bluegrass, Fescue, Perennial Rye-grass, Bermuda-grass & Zoysia-grass: 1.1 - 1.5 oz. per 0.5 - 5 gallons of water per 1,000 sq ft.
      • Closely Managed Bent-grass: 1 oz per 5 gallons of water per 1,500 sq. ft.
      • St. Augustine grass: 1.3 oz. per 5 gallons of water per 1,500 sq. ft.

    * See product label for complete application instructions

    If you’re wondering, “How does selective herbicide work?” it’s crucial to follow these guidelines to target unwanted weeds effectively while maintaining the integrity of your lawn.

    Best Practices:

    • Apply when conditions are calm to reduce drift.
    • Avoid rainy forecasts within 4 hours post-application.
    • Mow 1-2 days around the application time for better penetration and efficiency.

    Safety & Precautionary Measures

    Handling LESCO Three-Way with care is necessary due to its potent formula, preventing personal injury and environmental hazards.

    Safety Gear:

    • Wear long-sleeved shirts and pants with shoes plus socks.
    • Use safety glasses if not heavily diluted.
    • Wear chemical-resistant gloves and aprons.

    First Aid Measures:

    • Eyes: Rinse with water for 15-20 minutes and seek medical advice.
    • Swallowed: Don’t induce vomiting; seek medical attention.
    • Skin: Wash thoroughly with soap and water, changing contaminated clothing.

    Environmental Considerations

    grass with blue sky

    The herbicide is toxic to aquatic life, requiring careful application near water bodies. Understanding how this selective herbicide works supports minimizing impacts on non-target species.

    Environmental Tips

    • Avoid water bodies and implement proper storage.
    • Use closed systems for mixing and transferring to reduce spill risks.

    Storage & Disposal

    Ensure proper storage above 32°F, away from consumables. Follow local regulations for disposal to protect the environment.

    Disposal Guidelines:

    • Prevent product contamination of water.
    • Triple rinse containers for safe recycling.
    • Connect with local waste management for proper disposal.

    Maintain a Healthy Lawn With Ease

    close up of grass

    Now that you know how this selective herbicide does work, you’re able to effectively manage broadleaf weeds with LESCO Three-Way Selective Herbicide. By adhering to the recommended three-way herbicide mix rate and the herbicide mixing guide, you can maintain a healthy lawn without damaging desired grasses. Observing the outlined safety and environmental guidelines ensures responsible and effective use, making this herbicide an excellent choice for both personal and commercial lawn care needs.

    For more detailed application rates and mixing guidelines, refer to the product label or contact our experienced experts at DIY Pest Warehouse for more on proper usage to specific regional requirements and conditions. Ensure responsible use to sustain turf health and ecosystem balance.