Lawn Dominator
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Free tools

Lawn care tools & calculators

Every free tool in one place. Pick a job below, or jump straight in from the Tools menu at the top of any page.

LiveSoil Temperature TrackerLive soil temps at 3 depths with your pre-emergent window marked on the meter.Open the instrument
LiveGDD CalculatorTrack seasonal heat accumulation and PGR reapplication timing from any US ZIP.Open the instrument
LiveLawn Measurement ToolDraw your lawn on satellite imagery and get its real square footage.Open the instrument

Calculators

Rates and amounts from the label, your square footage, and your sprayer.

  1. Fertilizer CalculatorNitrogen rate & product amount per 1,000 sq ft
  2. Grass Seed CalculatorPounds of seed per 1,000 sq ft
  3. Tank Mix CalculatorMix multiple products correctly per gallon
  4. Spray Rate CalculatorProduct + water amounts for your sprayer
  5. Irrigation Runtime CalculatorMinutes to run each zone (catch-can method)
  6. How Much To Water Your LawnThis week's watering need for your ZIP, from live ET data
  7. Lawn Measurement ToolDraw your lawn on a map, get square footage

Trackers & Timing

Soil, heat, and the log that tells you what you already put down.

  1. Soil TemperatureLive soil temps + your pre-emergent window, by ZIP
  2. GDD TrackerGrowing degree days & PGR timing, from any ZIP
  3. Primo Maxx PGR CalculatorPlan PGR reapplication by growing degree days
  4. Treatment LogLog your sprays & applications

Reference

Prices, labs, and the reading behind the numbers.

  1. Product Price BoardLive lawn-product prices across retailers
  2. Soil Test LabsFind a university soil lab in your state

Calendars

Pick the grass, then work the season month by month.

  1. Bermuda Lawn Care Calendar
  2. Zoysia Lawn Care Calendar
  3. St. Augustine Lawn Care Calendar
  4. Cool-Season Lawn Care Calendar

Guides

The how-to articles behind every tool on this page.

  1. GuidesHow-to articles & explainers