Brattleboro, VT Lawn Care Calendar
In a typical year, put down crabgrass preventer in Brattleboro between Apr 23 and May 22. The best time to overseed is between Jul 30 and Sep 18. The last spring frost usually comes around Apr 29. Most lawns here are cool-season grass (tall fescue, Kentucky bluegrass, ryegrass).
Typical lawn care dates in Brattleboro
| Task | Typical window |
|---|---|
| Crabgrass preventer (pre-emergent)Crabgrass sprouts once soil stays above 55°F. Apply when soil reaches 50°F, before that happens. | Apr 23 – May 22 |
| Spring fertilizerA light feeding once soil warms past 55°F and the grass is actively growing. | May 15 – Jun 19 |
| Overseeding & seedingLate summer to early fall: seedlings need about 6–10 weeks of growth before the first frost. | Jul 30 – Sep 18 |
| Fall fertilizerThe most important feeding for cool-season grass, from early fall until soil cools to about 45°F. | Aug 13 – Nov 3 |
Median dates, 2016–2025, from NOAA weather data for Brattleboro. This year's dates can differ by a few weeks.
Month-by-month lawn care in Brattleboro
- JanuaryNo treatments due; mow as needed.
- FebruaryNo treatments due; mow as needed.
- MarchNo treatments due; mow as needed.
- AprilCrabgrass preventer (pre-emergent)
- MayCrabgrass preventer (pre-emergent)Spring fertilizer
- JuneSpring fertilizer
- JulyOverseeding & seeding
- AugustOverseeding & seedingFall fertilizer
- SeptemberOverseeding & seedingFall fertilizer
- OctoberFall fertilizer
- NovemberFall fertilizer
- DecemberNo treatments due; mow as needed.
Soil temperature in Brattleboro by month
Average soil temperature 4 inches down, estimated from 2016–2025 weather. It bottoms out in January at 26°F and peaks in July at 73°F. Crabgrass preventer goes down when it reaches 50°F, usually around Apr 23.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 26°F | 27°F | 35°F | 45°F | 57°F | 66°F | 73°F | 71°F | 64°F | 53°F | 39°F | 29°F |
Brattleboro lawn timing, year by year
Over the last 10 years, soil in Brattleboro reached 50°F, the signal for crabgrass preventer, as early as Apr 10 (2021) and as late as May 16 (2020): 36 days apart. A fixed calendar date can't follow that, which is why the report above uses this year's soil temperature. Between the typical last spring frost (Apr 29) and first fall frost (Oct 13), the growing season lasts about 167 days.
| Year | Crabgrass window opened | Last spring frost | First fall frost |
|---|---|---|---|
| 2025 | Apr 23 | Apr 21 | Oct 10 |
| 2024 | Apr 29 | Apr 27 | Oct 15 |
| 2023 | Apr 13 | May 18 | Oct 31 |
| 2022 | May 11 | May 9 | Oct 9 |
| 2021 | Apr 10 | Apr 27 | Oct 24 |
| 2020 | May 16 | May 14 | Sep 20 |
| 2019 | Apr 20 | Apr 29 | Oct 5 |
| 2018 | May 2 | Apr 24 | Oct 17 |
| 2017 | Apr 17 | May 4 | Oct 13 |
| 2016 | Apr 22 | Apr 28 | Oct 11 |
Estimated from daily temperatures for Brattleboro. A dash means it didn't happen that year.
Frequently asked questions
When should I apply pre-emergent in Brattleboro?
In a typical year, between Apr 23 and May 22. Put it down when soil reaches 50°F, before it stays above 55°F and crabgrass starts sprouting. Early springs move this up by a week or more, so check this year's soil temperature above.
When is the best time to plant grass seed in Brattleboro?
Early fall, typically Jul 30 – Sep 18, while soil cools from 65°F toward 50°F.
When is the last frost in Brattleboro?
The median last spring frost is Apr 29 and the median first fall frost is Oct 13 (2016–2025).
How long is the growing season in Brattleboro?
About 167 days, from the median last spring frost on Apr 29 to the median first fall frost on Oct 13 (2016–2025).
Lawn care guides
More Vermont lawn calendars
Nearby cities in other states
- Springfield, MA 52 miles away · crabgrass preventer Apr 14 – May 7
- Nashua, NH 56 miles away · crabgrass preventer Apr 25 – May 21
- Worcester, MA 56 miles away · crabgrass preventer Apr 25 – May 13
- Manchester, NH 57 miles away · crabgrass preventer Apr 25 – May 21