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Grass Seed Calculator

Calculate grass seed needed for new lawns or overseeding. Get recommendations by grass type and climate.

Lawn Dimensions

m
m

Pro Tips from the Workshop

  • •New lawns need 2-3x more seed than overseeding
  • •Best times: Early fall or spring when soil temps are 50-65°F
  • •Keep soil moist until germination (7-21 days depending on type)
  • •Add starter fertilizer for best establishment

Ready to Calculate

Calculate grass seed needed for new lawns or overseeding. Get recommendations by grass type and climate.

Grass Seed Calculation

Seeding rates vary by grass type and whether it's new or overseed:

  1. Calculate total lawn area in square feet
  2. Determine grass type suited for your climate