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Lawn Fertilizers

The right fertilizer at the right time makes all the difference. Cool-season lawns need 3-4 lbs N/1000 sq ft per year; warm-season rates vary by species.

Synthetic Fertilizers

ProductFormCoverageCostTierBuy
Lesco / Anderson's Professional 24-0-6
24-0-6 (slow-release nitrogen + potassium)
Granular50 lb · ~12,500 sq ft$30-50Community Gold
Milorganite (6-4-0 Organic Fertilizer)
6-4-0 biosolids-based organic fertilizer
Granular32 lb · ~2,500 sq ft$12-18Strong Pick
Scotts Turf Builder Starter Food (24-25-4)
24-25-4 (high phosphorus starter fertilizer)
Granular~5,000 sq ft per bag$20-30Community Gold

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Organic Amendments

ProductFormCoverageCostTierBuy
BioAG Ful-Humix (Humic Acid)
Humic acid 55% concentrate
Powder (dissolve & spray)1 lb · many gallons$25-40Community Gold
Down To Earth Kelp Meal
Ascophyllum nodosum (kelp)
Granular meal (top-dress or brew)~2,500 sq ft per 5 lb$15-25Strong Pick
DYNOMYCO Mycorrhizal Inoculant
Glomus intraradices, Glomus mosseae
Granular (apply to soil)~500 sq ft per 200g pouch$25-40Specialty

Affiliate disclosure: we may earn from qualifying purchases.

Affiliate disclosure: we may earn from qualifying purchases.

Why these products?

Our recommendations come from community consensus across lawn care forums, real-world testing results, and verified product performance. We include options at every price point so you can choose what fits your lawn and budget.