Marquette, MI Lawn Care Calendar
In a typical year, put down crabgrass preventer in Marquette between May 22 and May 31. The best time to overseed is between Aug 12 and Oct 1. The last spring frost usually comes around May 11. Most lawns here are cool-season grass (tall fescue, Kentucky bluegrass, ryegrass).
Typical lawn care dates in Marquette
| Task | Typical window |
|---|---|
| Crabgrass preventer (pre-emergent)Crabgrass sprouts once soil stays above 55°F. Apply when soil reaches 50°F, before that happens. | May 22 – May 31 |
| Spring fertilizerA light feeding once soil warms past 55°F and the grass is actively growing. | May 24 – Jun 28 |
| Overseeding & seedingLate summer to early fall: seedlings need about 6–10 weeks of growth before the first frost. | Aug 12 – Oct 1 |
| Fall fertilizerThe most important feeding for cool-season grass, from early fall until soil cools to about 45°F. | Jul 16 – Oct 24 |
Median dates, 2016–2025, from NOAA weather data for Marquette. This year's dates can differ by a few weeks.
Month-by-month lawn care in Marquette
- JanuaryNo treatments due; mow as needed.
- FebruaryNo treatments due; mow as needed.
- MarchNo treatments due; mow as needed.
- AprilNo treatments due; mow as needed.
- MayCrabgrass preventer (pre-emergent)Spring fertilizer
- JuneSpring fertilizer
- JulyFall fertilizer
- AugustOverseeding & seedingFall fertilizer
- SeptemberOverseeding & seedingFall fertilizer
- OctoberOverseeding & seedingFall fertilizer
- NovemberNo treatments due; mow as needed.
- DecemberNo treatments due; mow as needed.
Soil temperature in Marquette by month
Average soil temperature 4 inches down, estimated from 2016–2025 weather. It bottoms out in February at 19°F and peaks in July at 66°F. Crabgrass preventer goes down when it reaches 50°F, usually around May 22.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 20°F | 19°F | 28°F | 36°F | 48°F | 59°F | 66°F | 66°F | 61°F | 49°F | 36°F | 25°F |
Marquette lawn timing, year by year
Over the last 10 years, soil in Marquette reached 50°F, the signal for crabgrass preventer, as early as May 10 (2022) and as late as May 28 (2017): 18 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 (May 11) and first fall frost (Oct 26), the growing season lasts about 168 days.
| Year | Crabgrass window opened | Last spring frost | First fall frost |
|---|---|---|---|
| 2025 | May 13 | May 20 | Oct 25 |
| 2024 | May 19 | Apr 26 | Nov 2 |
| 2023 | May 21 | May 3 | Oct 29 |
| 2022 | May 10 | May 5 | Oct 10 |
| 2021 | May 16 | May 10 | Nov 2 |
| 2020 | May 22 | May 13 | Oct 16 |
| 2019 | May 25 | May 8 | Oct 25 |
| 2018 | May 22 | May 12 | Oct 13 |
| 2017 | May 28 | May 19 | Oct 26 |
| 2016 | May 23 | May 18 | Oct 26 |
Estimated from daily temperatures for Marquette. A dash means it didn't happen that year.
Frequently asked questions
When should I apply pre-emergent in Marquette?
In a typical year, between May 22 and May 31. 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 Marquette?
Early fall, typically Aug 12 – Oct 1, while soil cools from 65°F toward 50°F.
When is the last frost in Marquette?
The median last spring frost is May 11 and the median first fall frost is Oct 26 (2016–2025).
How long is the growing season in Marquette?
About 168 days, from the median last spring frost on May 11 to the median first fall frost on Oct 26 (2016–2025).
Lawn care guides
More Michigan lawn calendars
Nearby cities in other states
- Green Bay, WI 143 miles away · crabgrass preventer May 4 – May 23
- Appleton, WI 165 miles away · crabgrass preventer Apr 27 – May 20
- Duluth, MN 224 miles away · crabgrass preventer May 23 – Jun 10
- Eau Claire, WI 231 miles away · crabgrass preventer Apr 23 – May 15