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Lawn Seed Calculator

Pounds of grass seed for new lawn or overseeding.

Buy this much seed
12.0
pounds for 1,500 sq ft

Application rate: 8 lb per 1000 sq ft

Starter fertilizer (1 lb N / 1000 sq ft): 1.5 lb of nitrogen

Cool-season grasses (KBG, fescue, rye) seed best in early fall. Warm-season grasses (Bermuda, Zoysia, Centipede) seed in late spring. Water lightly twice a day for the first 2 weeks while germinating.

About

Pick your grass type and job (new lawn vs overseeding). The tool returns the pounds of seed to buy and a starter fertilizer estimate based on standard rates per 1000 sq ft.

How to use

  1. Enter the lawn dimensions.
  2. Pick the grass type.
  3. Pick new or overseeding.

FAQ

When do I seed?+

Cool-season grasses (KBG, fescue, ryegrass) seed best in early fall when soil is still warm but air is cooler. Warm-season grasses (Bermuda, Zoysia) seed in late spring once soil is consistently above 70°F.