Lawn Care Tools

Free, easy-to-use tools to help you make informed decisions about your lawn care. Get personalized recommendations based on your grass type and location.Free tools for personalized lawn care recommendations.

Available Tools

10 Tools

Lawn Size Calculator

Start

2 minutes•Getting Started

Start HereGetting Started

Lawn Size Calculator

Measure your lawn to get accurate equipment recommendations and product quantities. Essential for using other calculators effectively.

2 minutes

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Soil Temperature Tracker

1 minute•Planning

Planning

Soil Temperature Tracker

Monitor current soil temperatures and compare to 5-year and 10-year historical averages. Perfect for timing pre-emergent herbicides, overseeding, and fertilizer applications.

1 minute

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Is It Too Late To Seed?

2 minutes•Seasonal Tasks

Seasonal Tasks

Is It Too Late To Seed?

Find out if it's too late to seed your lawn based on your location and grass type. Get personalized seeding windows and timing recommendations.

2 minutes

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Fertilizer Calculator

3 minutes•Seasonal Tasks

Seasonal TasksEmbeddable

Fertilizer Calculator

Calculate the right amount of fertilizer for your lawn size and grass type. Get NPK recommendations and application timing.

3 minutes

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Watering Schedule Generator

2 minutes•Ongoing Care

Ongoing Care

Watering Schedule Generator

Create a custom watering schedule based on your grass type, region, and current weather conditions.

2 minutes

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Lawn Cost Estimator

3 minutes•Planning

Planning

Lawn Cost Estimator

Calculate your annual lawn care costs including fertilizer, treatments, maintenance, and equipment. Compare DIY vs professional pricing.

3 minutes

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Mowing Height Calculator

1 minute•Ongoing Care

Ongoing Care

Mowing Height Calculator

Get the optimal mowing height and frequency recommendations for your specific grass type and season.

1 minute

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Aeration Timing Tool

2 minutes•Seasonal Tasks

Seasonal Tasks

Aeration Timing Tool

Find the perfect time to aerate your lawn based on your location, grass type, and local climate conditions.

2 minutes

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Herbicide Timing Calculator

3 minutes•Seasonal Tasks

Seasonal Tasks

Herbicide Timing Calculator

Get precise timing recommendations for pre-emergent and post-emergent herbicide applications to control crabgrass and other weeds.

3 minutes

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Grass Comparison Tool

2 minutes•Planning

Planning

Grass Comparison Tool

Compare grass types side-by-side to find the best match for your lawn. See detailed differences in maintenance, climate tolerance, and care requirements.

2 minutes

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Frequently Asked Questions

Common questions about our lawn care tools

Which calculator should I use first?

Start with the Lawn Size Calculator. This measurement is essential for accurate results from other calculators.

Are these calculators accurate?

Our calculators use university extension guidelines. Results are estimates—always follow product label instructions.

Do I need an account?

No! All tools are free without registration. An account lets you save your lawn profile for auto-fill.

Can I embed these calculators on my website?

Yes! Tools marked with the "Embeddable" badge can be added to your website for free. Click the "Embed" button on any embeddable calculator to get the code. No attribution required.

How often should I use these lawn care tools?

Use the Lawn Size Calculator once (unless you add new lawn areas). Seasonal tools like the Fertilizer and Seeding Calculators should be used 2-4 times per year based on your grass type.

What if I don't know my grass type?

Take our comprehensive grass identification quiz to identify your grass type and get personalized care recommendations. The quiz takes about 2-3 minutes and provides instant results.

Need Help Identifying Your Grass?

Take our quick quiz for personalized recommendations.

Take the Grass Quiz