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Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (32oz) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth & Maintenance – Deep Green Turf Builder Concentrate

Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (32oz) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth & Maintenance – Deep Green Turf Builder Concentrate

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  • Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (32oz) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth &
    41.95
    Amazon.com

    Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (32oz) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth &

    Delivery date & cost shown at checkout

  • Premium 18-0-1 Liquid Grass Fertilizer For Lawn – Turf Builder For All
    50.49
    eBay

    Premium 18-0-1 Liquid Grass Fertilizer For Lawn – Turf Builder For All

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  • 18-0-1 Liquid Grass Fertilizer For Lawn – Turf Builder For All Types
    58.99
    eBay

    18-0-1 Liquid Grass Fertilizer For Lawn – Turf Builder For All Types

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  • Covington Proline 18-0-1 Npk Liquid Slow Release Lawn Fertilizer
    62.61
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    Covington Proline 18-0-1 Npk Liquid Slow Release Lawn Fertilizer

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  • Premium 18-0-1 Liquid Grass Fertilizer For Lawn Gallon– Turf Builder
    119.94
    eBay

    Premium 18-0-1 Liquid Grass Fertilizer For Lawn Gallon– Turf Builder

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Product Details

Slow Release High Nitrogen Formula : Packed with 18% nitrogen, this liquid lawn fertilizer delivers consistent feeding for steady, healthy growth. Our slow-release formula minimizes burn risk while supporting long-term turf vitality.
Part of a Complete 3-Step Lawn Care Program: Use this product as Step 3 in Covington’s ProLine lawn care system—start with Step 1 (Starter Fertilizer) to boost root growth, follow with Step 2 (High-Nitrogen Fertilizer) for vibrant summer growth, and finish with Step 3 (Maintenance Fertilizer) to sustain deep green color and turf health throughout the season.
Steady Growth & Deep Green Results : Designed to enhance turf color and promote chlorophyll production, this high-nitrogen lawn food helps maintain a deep, lush green lawn through the growing season.
All-in-One Nutrient Blend : Also contains 1% potash, 1% sulfur, 1.5% iron, 1% humic acid, and 1% kelp to improve soil structure, boost lawn resilience, and support balanced lawn health.
Easy Application – Fast Absorption : Apply with a hose-end sprayer, backpack sprayer, or pump sprayer. This liquid fertilizer mixes easily with water and absorbs quickly into the grass for visible results within days.

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