Should I Leave Fallen Leaves on My Lawn? Here’s What You Should Really Do Should I leave fallen leaves on my lawn? Learn when leaves help your grass and soil, when they can smother turf, and what to do with them this fall. Why Does the Air Smell Different in September? The Science Behind That First Hint of Fall Have you noticed it yet? Step outside on a September morning and the air somehow smells different. Cooler. Earthier. Woodier…. Dragonfly Migration: Millions of Dragonflies Are Moving South This Fall Dragonfly migration peaks in September across much of North America. Learn why dragonflies migrate, where they go, how far they travel, and when to watch for them. Next Full Moon: Dates, Times, and Traditional Names Astronomy , Astronomy , Featured Articles , Full Moon , Moon The 2027 Farmers’ Almanac Is Here: Celebrating Our 210th Edition—Now Ad-Free Farmers’ Almanac , Featured Articles , General , Home & Living , Instagram , Latest Articles , Media , Press Releases Farmers’ Almanac 2026 / 2027 Winter Weather Forecast Farmers’ Almanac , Featured Articles , General , Latest Articles , Weather , Weather , Weather Forecasts Long Range Weather Forecast Get ready for your next adventure. Check our Long Range Weather Forecast and plan accordingly. Weather History Database Cut Hair to Increase Growth Mow to Increase Growth Today is Day 257 of 2026 8 days until autumn begins Start seedbeds. Excellent time for planting aboveground crops that can be planted now, including leafy vegetables which will do well. Waxing Crescent (12% of Full) Check the next 12 months of any calendar Become a Farmer’s Almanac member and get access to all the Farmer’s Almanac 1818 information. Cancel any time Next Full Moon: Dates, Times, and Traditional Names Astronomy , Astronomy , Featured Articles , Full Moon , Moon Farmers’ Almanac 2026 / 2027 Winter Weather Forecast Farmers’ Almanac , Featured Articles , General , Latest Articles , Weather , Weather , Weather Forecasts Fishing Calendar Calendars , Farmers’ Almanac For over two hundred years, the Farmers’ Almanac has been a trusted companion through every season of American life. First published in 1818, it has arrived faithfully, year after year, offering time-tested wisdom on weather, gardening, and living well with nature. Few publications in history can claim that kind of unbroken dedication to their readers — and fewer still have remained as relevant, as loved, and as useful with every passing generation. Check frost dates, gardening calendars, weather forecasts, moon phases, and seasonal advice. Summer’s Calling Your Garden Find the best planting days on the Gardening Calendar. Coming Up in the Sky and Garden

The dates worth putting on the calendar between now and Halloween, with the full guide behind each one. Wednesday, August 12 to Thursday, August 13: Perseid meteor shower peaks under a new moon, the darkest conditions in years. Friday, August 28: the Sturgeon Moon rises into a deep partial lunar eclipse. Through August and September: what to plant now for a fall harvest , region by region. Monday, September 7: Labor Day weekend , and the unofficial end of summer. Tuesday, September 22: the fall equinox , the first day of fall. Saturday, September 26: the Harvest Moon , the full moon closest to the equinox. Saturday, October 24: Mercury turns retrograde until November 13. Saturday, October 31: Halloween , and the folklore behind it. When Should You Stop Mowing Your Lawn for the Year? A State-by-State Guide When is it finally time to put the mower away? The answer depends on your grass, temperatures, and location. See when mowing typically ends in every state—and the simple sign that tells you your lawn is done growing. 2026 Maple Helicopter Season: Why So Many This Year? (Plus 7 Other Trees With Helicopter Seeds) Maple seeds have been swirling everywhere this spring. Find out what it means and the science behind their flight! When Does Fall Really Begin Where You Live? Nature May Say Something Different Than the Calendar The calendar says fall begins on one date. Meteorologists say another. But trees, birds, butterflies, and frost may tell an entirely different story. Here are the three ways autumn really begins—and how to tell when fall has arrived where you live. When Is the Next Full Moon? September’s Harvest Moon 2026 The next full Moon is September’s Harvest Moon on Saturday, September 26, 2026. Find the exact time, why it’s called the Harvest Moon, and the best time to see it. Why September Stars Suddenly Look Brighter—And Why You’re Not Imagining It Does the night sky suddenly look brighter? September’s earlier darkness, changing weather, Moon phase, and improving atmospheric transparency can reveal stars that were hiding in plain sight all summer. September Epsilon Perseid Meteor Shower 2026: When To Look The famous August Perseids may be over, but Perseus isn’t quite finished producing shooting stars. A little-known meteor shower arrives… Fishing Calendar 2026 – Best Days & Times to Fish Your next fishing trip shouldn’t be based on luck. Check our fishing conditions calendar and plan your fishing trip accordingly. First Snowfall Where I Live: When Will the First Snow Arrive in 2026? When will the first snowfall happen where you live? See our U.S. first snow map and typical first snowfall timing from September through winter. Why September Stars Suddenly Look Brighter—And Why You’re Not Imagining It Does the night sky suddenly look brighter? September’s earlier darkness, changing weather, Moon phase, and improving atmospheric transparency can reveal stars that were hiding in plain sight all summer. Monarch Butterfly Migration 2026: When and Where to See One of Nature’s Greatest Journeys When does the monarch butterfly migration happen? Discover when monarchs migrate in 2026, how far they fly, where they go, and how to see and help them. 2026 Fall Foliage Outlook: Where Autumn Color Should Shine — And Where It May Struggle Where will fall color be best in 2026? Our Farmers’ Almanac Fall Foliage Outlook points to the central Appalachians for the strongest display, with generally good prospects across much of the East and Southeast, and more mixed or spotty conditions in parts of the West, Upper Midwest, and southern tier. Plan Your Day. Grow Your Life. Enter your email address to receive our free Newsletter!