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

$101.43
Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (1 Gal) – 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 (1 Gal) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth & Maintenance – Deep Green Turf Builder Concentrate

$101.43
Shipping calculated at checkout.

About This

  • 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.

Overview

  • Brand : Covington Naturals
  • Item Weight : 10 Pounds
  • Item Form : Liquid
  • Liquid Volume : 1 Gallons
  • Manufacturer : Covington Naturals
Covington ProLine 18-0-1 NPK Liquid Slow Release Lawn Fertilizer (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – 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 (1 Gal) – High Nitrogen Lawn Food for All Grass Types – Supports Steady Growth & Maintenance – Deep Green Turf Builder Concentrate

FRESH

Expert endorsed

FOR SENSITIVE SKIN

Vitamin rich

Pairs well with