# What Grass Is This?

> AI-powered lawn care platform. Free grass identification from a photo, personalized care plans, and ten free calculators covering fertilizing, watering, mowing, seeding, herbicide timing, soil temperature, and more. Educational guides for every major US grass type.

## Core
- [Home](https://whatgrassisthis.com): Upload a photo, identify your grass type, get a year-round care plan
- [About](https://whatgrassisthis.com/about): Editorial team and methodology
- [FAQ](https://whatgrassisthis.com/faq): Answers to common lawn care questions
- [Blog](https://whatgrassisthis.com/blog): Lawn care tips, seasonal guides, problem solving

## Care task pillars
- [Lawn Fertilizing: A Complete Guide](https://whatgrassisthis.com/guides/fertilizing): How to fertilize a lawn the right way. Timing, NPK rates, application methods, and a calculator that does the math for your grass type and lawn size.
- [Lawn Weed Control: A Complete Guide](https://whatgrassisthis.com/guides/weed-control): How to control lawn weeds the right way. Pre-emergent timing by region, post-emergent product selection, and tools that calculate your application window.
- [Lawn Watering: A Complete Guide](https://whatgrassisthis.com/guides/watering): How to water a lawn the right way. Inches per week, deep vs frequent, soil-type adjustments, and a free schedule generator that does the math.
- [Lawn Mowing: A Complete Guide](https://whatgrassisthis.com/guides/mowing): How to mow a lawn the right way. Mowing heights by grass type, the one-third rule, blade sharpening, and a calculator that gives you exact heights.

## Grass type guides
- [Kentucky Bluegrass](https://whatgrassisthis.com/guides/kentucky-bluegrass): The gold standard of cool-season lawns. Dense, self-repairing turf with a distinctive blue-green color that thrives in northern climates.
- [Tall Fescue](https://whatgrassisthis.com/guides/tall-fescue): A tough, drought-tolerant cool-season grass with deep roots. Excellent for transition zones and low-maintenance lawns.
- [Fine Fescue](https://whatgrassisthis.com/guides/fine-fescue): A fine-textured, shade-tolerant grass perfect for low-traffic areas. Includes creeping red, chewings, hard, and sheep fescue varieties.
- [Perennial Ryegrass](https://whatgrassisthis.com/guides/perennial-ryegrass): Fast-germinating, wear-resistant cool-season grass with a glossy dark green appearance. Great for overseeding and quick establishment.
- [Bermudagrass](https://whatgrassisthis.com/guides/bermudagrass): The most popular warm-season grass in America. Aggressive, heat-loving, and incredibly durable for high-traffic southern lawns.
- [Zoysiagrass](https://whatgrassisthis.com/guides/zoysiagrass): A dense, carpet-like warm-season grass with excellent cold tolerance for its class. Slow to establish but low-maintenance once mature.
- [St. Augustinegrass](https://whatgrassisthis.com/guides/st-augustinegrass): A broad-bladed, shade-tolerant warm-season grass dominant in the Gulf Coast and Florida. Lush and tropical-looking.
- [Centipede Grass](https://whatgrassisthis.com/guides/centipede): The "lazy man's grass," a low-maintenance, slow-growing warm-season option that thrives in acidic soils with minimal fertilization.
- [Bahiagrass](https://whatgrassisthis.com/guides/bahiagrass): A tough, deep-rooted warm-season grass built for sandy soils and drought. Popular in Florida and the Gulf Coast for low-input lawns.
- [Buffalograss](https://whatgrassisthis.com/guides/buffalograss): A native North American prairie grass requiring minimal water and fertilizer. Ideal for eco-friendly lawns in the Great Plains region.

## Calculators
- [Fertilizer Calculator](https://whatgrassisthis.com/tools/fertilizer-calculator)
- [Mowing Calculator](https://whatgrassisthis.com/tools/mowing-calculator)
- [Watering Schedule](https://whatgrassisthis.com/tools/watering-schedule)
- [Herbicide Timing](https://whatgrassisthis.com/tools/herbicide-timing)
- [Aeration Calculator](https://whatgrassisthis.com/tools/aeration-calculator)
- [Seeding Calculator](https://whatgrassisthis.com/tools/seeding-calculator)
- [Lawn Cost Estimator](https://whatgrassisthis.com/tools/lawn-cost-estimator)
- [Soil Temperature Tracker](https://whatgrassisthis.com/tools/soil-temperature)
- [Lawn Size Calculator](https://whatgrassisthis.com/tools/lawn-size-calculator)
- [Grass Comparison](https://whatgrassisthis.com/tools/grass-comparison)

## Authors
- [Marcus Green](https://whatgrassisthis.com/blog/author/marcus-green): Turf Management Pro | 18 Years. Marcus has spent 18 years perfecting warm-season lawns across the Southeast. As a former golf course superintendent, he brings professional-grade expertise to every article, helping homeowners achieve that lush, green lawn even in the toughest summer heat.
- [Sarah Mitchell](https://whatgrassisthis.com/blog/author/sarah-mitchell): Lawn Diagnostics Specialist | 12 Years. Sarah has diagnosed and treated over 1,000 lawn health issues in her 12-year career. She believes in understanding the root cause of lawn problems rather than just treating symptoms, and she's passionate about helping homeowners build healthy, sustainable lawns.
- [James Thornton](https://whatgrassisthis.com/blog/author/james-thornton): Lawn Equipment & Maintenance Expert | 20 Years. James has spent 20 years in professional lawn care, operating equipment across 10,000+ properties. He's tested every major brand of mower, aerator, and spreader on the market, and he knows exactly what works for homeowners versus what's just marketing hype.
- [Anthony Treviso](https://whatgrassisthis.com/blog/author/anthony-treviso): Founder | What Grass Is This?. Anthony Treviso is the founder and product lead for What Grass Is This? He builds creator, sponsor, and editorial programs that help homeowners find useful lawn-care advice without blurring paid placements and honest recommendations.

## Contact
- support@whatgrassisthis.com