Step 5: Winterizer Fertilizer 19-19-19 (Slow Release)

$28.99
Size: 50 lbs

Step 5: Winterizer Fertilizer. This slow-release formula (19-19-19) provides balanced nutrition to strengthen root systems and promote cold hardiness before winter. A 50-pound bag covers up to 10,000 square feet. For the best results, apply it in October or November. This fertilizer helps your lawn emerge greener and healthier in the spring.

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