Free Lawn Care & Landscaping Calculators
Professional lawn care and garden planning tools for homeowners. Calculate mulch, seed, fertilizer, soil, and more. All tools work in your browser - no signup required.
Mulch & Soil Calculator
Calculate how much mulch or soil you need for your garden beds and landscaping projects.
Grass Seed Calculator
Determine the right amount of grass seed needed for new lawns or overseeding based on grass type.
Fertilizer Calculator
Calculate NPK fertilizer requirements for optimal lawn nutrition and healthy growth.
Lawn Watering Calculator
Optimize your irrigation schedule and determine how much water your lawn needs.
Sod Calculator
Calculate how many sod rolls or pallets you need for instant lawn installation.
Compost Calculator
Determine how much compost you need for gardens, raised beds, or lawn top dressing.
Raised Bed Soil Calculator
Calculate the exact amount of soil needed to fill your raised garden beds.
Plant Spacing Calculator
Determine optimal plant spacing and how many plants you need for your garden bed.
Seasonal Lawn Care Planner
Get a customized year-round lawn maintenance schedule based on your grass type and climate.
Rock & Gravel Calculator
Estimate the amount of decorative rock or gravel needed for your landscaping project.
Lawn Mowing Time Estimator
Calculate how long it will take to mow your lawn based on yard size and mower type.
Frost Date & Planting Calendar
Find your last spring frost and first fall frost dates to plan your planting schedule.
Garden Bed Layout Planner
Design your vegetable garden layout with optimal spacing and companion planting tips.
Lawn Area Measurement Tool
Accurately measure your lawn size including irregular shapes for precise calculations.
Soil pH Amendment Calculator
Calculate how much lime or sulfur needed to adjust your soil pH for optimal plant growth.
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Privacy First
All calculations happen in your browser. Your lawn data stays completely private.
Fast & Simple
No signup required. Get instant results for your lawn care calculations.
Completely Free
Professional lawn care tools at no cost. Use all calculators without limits.