Kalamazoo, MI Lawn Care Calendar
In a typical year, put down crabgrass preventer in Kalamazoo between Apr 20 and May 7. The best time to overseed is between Aug 7 and Sep 26. 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 Kalamazoo
| 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 20 – May 7 |
| Spring fertilizerA light feeding once soil warms past 55°F and the grass is actively growing. | Apr 30 – Jun 4 |
| Overseeding & seedingLate summer to early fall: seedlings need about 6–10 weeks of growth before the first frost. | Aug 7 – Sep 26 |
| Fall fertilizerThe most important feeding for cool-season grass, from early fall until soil cools to about 45°F. | Aug 6 – Nov 1 |
Median dates, 2016–2025, from NOAA weather data for Kalamazoo. This year's dates can differ by a few weeks.
Month-by-month lawn care in Kalamazoo
- JanuaryNo treatments due; mow as needed.
- FebruaryNo treatments due; mow as needed.
- MarchNo treatments due; mow as needed.
- AprilCrabgrass preventer (pre-emergent)Spring fertilizer
- MayCrabgrass preventer (pre-emergent)Spring fertilizer
- JuneSpring fertilizer
- JulyNo treatments due; mow as needed.
- AugustOverseeding & seedingFall fertilizer
- SeptemberOverseeding & seedingFall fertilizer
- OctoberFall fertilizer
- NovemberFall fertilizer
- DecemberNo treatments due; mow as needed.
Soil temperature in Kalamazoo by month
Average soil temperature 4 inches down, estimated from 2016–2025 weather. It bottoms out in January at 27°F and peaks in July at 73°F. Crabgrass preventer goes down when it reaches 50°F, usually around Apr 20.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 27°F | 28°F | 37°F | 46°F | 58°F | 69°F | 73°F | 71°F | 65°F | 54°F | 40°F | 32°F |
Kalamazoo lawn timing, year by year
Over the last 10 years, soil in Kalamazoo reached 50°F, the signal for crabgrass preventer, as early as Apr 6 (2021) and as late as May 15 (2020): 39 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 21), the growing season lasts about 175 days.
| Year | Crabgrass window opened | Last spring frost | First fall frost |
|---|---|---|---|
| 2025 | Apr 23 | May 9 | Oct 25 |
| 2024 | Apr 14 | Apr 25 | Oct 17 |
| 2023 | Apr 11 | Apr 27 | Oct 23 |
| 2022 | May 8 | Apr 28 | Oct 4 |
| 2021 | Apr 6 | May 14 | Oct 24 |
| 2020 | May 15 | May 13 | Oct 16 |
| 2019 | Apr 22 | Apr 28 | Oct 18 |
| 2018 | May 1 | Apr 30 | Oct 16 |
| 2017 | Apr 15 | May 9 | Oct 26 |
| 2016 | Apr 17 | Apr 13 | Oct 25 |
Estimated from daily temperatures for Kalamazoo. A dash means it didn't happen that year.
Frequently asked questions
When should I apply pre-emergent in Kalamazoo?
In a typical year, between Apr 20 and May 7. 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 Kalamazoo?
Early fall, typically Aug 7 – Sep 26, while soil cools from 65°F toward 50°F.
When is the last frost in Kalamazoo?
The median last spring frost is Apr 29 and the median first fall frost is Oct 21 (2016–2025).
How long is the growing season in Kalamazoo?
About 175 days, from the median last spring frost on Apr 29 to the median first fall frost on Oct 21 (2016–2025).
Lawn care guides
More Michigan lawn calendars
Nearby cities in other states
- South Bend, IN 54 miles away · crabgrass preventer Apr 19 – May 8
- Fort Wayne, IN 87 miles away · crabgrass preventer Apr 15 – Apr 28
- Chicago, IL 108 miles away · crabgrass preventer Apr 19 – May 13
- Toledo, OH 114 miles away · crabgrass preventer Apr 19 – May 4