Free · built on university extension guidance
Your lawn runs on a calendar.
Enter your ZIP to see when to seed, fertilize, control weeds and mow. Every window is approximate and linked to the extension publication it came from.
What is LawnYear
LawnYear is a free, independent website that shows when to seed, fertilize, control weeds and mow a US lawn. The windows come from university extension publications for Virginia, North Carolina, Georgia, Texas, Pennsylvania, Ohio, Missouri, South Carolina, Kentucky, Indiana, Maryland, Tennessee, Alabama, Wisconsin and New Jersey, and every date is approximate. Each window links to its source.
Publications used
- Virginia Cooperative Extension (Virginia Tech): Publication 430-523, Maintenance Calendar for Cool-Season Turfgrasses in Virginia
- NC State Extension: AG-367, Tall Fescue Lawn Maintenance Calendar, AG-431, Bermudagrass Lawn Maintenance Calendar
- University of Georgia Cooperative Extension: Bermudagrass Lawn Calendar, Zoysiagrass Lawn Calendar, Centipedegrass Lawn Calendar, St. Augustinegrass Lawn Calendar, Turf-Type Tall Fescue Lawn Calendar
- Texas A&M AgriLife Extension Service: ESC-042, Bermudagrass Home Lawn Management Calendar, HORT-PU-170
- Penn State Extension: Lawn Management Through the Seasons, Lawn Establishment, Turfgrass Species for Pennsylvania
- Ohio State University Extension, Lake County: F.S. 101, Lawn Care Calendar for Northeastern Ohio
- Ohio State University (Buckeye Turf): Early Spring Lawn Care
- University of Missouri (Integrated Pest Management): Seeding and Fertilizing Missouri Lawns: One Size Does Not Fit All
- Clemson Cooperative Extension (Home & Garden Information Center): HGIC 1218, St. Augustinegrass Yearly Maintenance Program, Bermudagrass Yearly Maintenance Program, HGIC 1215, Centipedegrass Yearly Maintenance Program, HGIC 1217, Zoysiagrass Yearly Maintenance Program
- University of Kentucky Cooperative Extension Service: AGR-50, Lawn Establishment in Kentucky, AGR-212, Fertilizing Your Lawn
- Purdue University Cooperative Extension Service: AY-27, Maintenance Calendar for Indiana Lawns
- University of Maryland Extension: Lawn Maintenance Calendar, Starting a New Lawn
- University of Tennessee Extension: PB1576, Selecting, Establishing and Maintaining the Fescues
- Alabama Cooperative Extension System (Auburn University): ANR-0239, Home Lawn Maintenance
- University of Wisconsin-Madison Division of Extension: Wisconsin Lawn Care Calendar, A3435, Lawn Maintenance
- Rutgers Cooperative Extension (NJAES): FS584, Seeding Your Lawn, FS102, Your Lawn and Its Care, FS1308, Crabgrass Control in Lawns for Homeowners in the Northern US
Look it up
15 states so far- 01Schedule by ZIPWhen to seed, fertilize, control weeds and mow where you live.
- 02Lawn care by stateState calendars with the extension sources behind them.
- 03Grass typesWhat extension sources say about each lawn grass, state by state.
- 04AnswersShort answers to common lawn questions, with sources.
- 05BlogLonger reads on the lawn year.
Every date comes with a receipt.
We summarize what university cooperative extension services publish, and show you exactly where each window came from.
- Sourced. Each window links to the extension publication behind it.
- Approximate. Weather moves the right date from year to year.
- Local wins. If your extension office says otherwise, follow them.
LawnYear
WINDOW RECEIPT (EXAMPLE)
TASKSeed
WINDOWAug 15 – Oct 15
STATEVirginia
GRASSKentucky bluegrass
SOURCE [1]Virginia Cooperative Extension (Virginia Tech)
READ2026-10-29
≈ Approximate dates for your state. Check with your local cooperative extension office before you act.