Owensboro, KY Lawn Care Calendar
In a typical year, put down crabgrass preventer in Owensboro between Mar 11 and Apr 10. The best time to overseed is between Aug 24 and Oct 13. The last spring frost usually comes around Apr 5. Most lawns here are cool-season grass (tall fescue, Kentucky bluegrass, ryegrass).
Typical lawn care dates in Owensboro
| Task | Typical window |
|---|---|
| Crabgrass preventer (pre-emergent)Crabgrass sprouts once soil stays above 55°F. Apply when soil reaches 50°F, before that happens. | Mar 11 – Apr 10 |
| Spring fertilizerA light feeding once soil warms past 55°F and the grass is actively growing. | Apr 3 – May 8 |
| Overseeding & seedingLate summer to early fall: seedlings need about 6–10 weeks of growth before the first frost. | Aug 24 – Oct 13 |
| Fall fertilizerThe most important feeding for cool-season grass, from early fall until soil cools to about 45°F. | Sep 24 – Nov 21 |
Median dates, 2016–2025, from NOAA weather data for Owensboro. This year's dates can differ by a few weeks.
Month-by-month lawn care in Owensboro
- JanuaryNo treatments due; mow as needed.
- FebruaryNo treatments due; mow as needed.
- MarchCrabgrass preventer (pre-emergent)
- AprilCrabgrass preventer (pre-emergent)Spring fertilizer
- MaySpring fertilizer
- JuneNo treatments due; mow as needed.
- JulyNo treatments due; mow as needed.
- AugustOverseeding & seeding
- SeptemberOverseeding & seedingFall fertilizer
- OctoberOverseeding & seedingFall fertilizer
- NovemberFall fertilizer
- DecemberNo treatments due; mow as needed.
Soil temperature in Owensboro by month
Average soil temperature 4 inches down, estimated from 2016–2025 weather. It bottoms out in January at 34°F and peaks in July at 79°F. Crabgrass preventer goes down when it reaches 50°F, usually around Mar 11.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 34°F | 39°F | 48°F | 57°F | 67°F | 76°F | 79°F | 77°F | 73°F | 62°F | 47°F | 40°F |
Owensboro lawn timing, year by year
Over the last 10 years, soil in Owensboro reached 50°F, the signal for crabgrass preventer, as early as Feb 20 (2018) and as late as Apr 12 (2022): 51 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 5) and first fall frost (Nov 7), the growing season lasts about 216 days.
| Year | Crabgrass window opened | Last spring frost | First fall frost |
|---|---|---|---|
| 2025 | Mar 12 | Apr 8 | Nov 10 |
| 2024 | Mar 5 | Apr 6 | Nov 27 |
| 2023 | Feb 28 | Mar 22 | Oct 31 |
| 2022 | Apr 12 | Apr 3 | Oct 20 |
| 2021 | Mar 11 | Apr 3 | Nov 3 |
| 2020 | Mar 26 | Apr 16 | Nov 2 |
| 2019 | Apr 5 | Apr 2 | Nov 1 |
| 2018 | Feb 20 | Apr 17 | Nov 10 |
| 2017 | Feb 21 | Mar 19 | Nov 11 |
| 2016 | Mar 9 | Apr 9 | Nov 13 |
Estimated from daily temperatures for Owensboro. A dash means it didn't happen that year.
Frequently asked questions
When should I apply pre-emergent in Owensboro?
In a typical year, between Mar 11 and Apr 10. 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 Owensboro?
Early fall, typically Aug 24 – Oct 13, while soil cools from 65°F toward 50°F.
When is the last frost in Owensboro?
The median last spring frost is Apr 5 and the median first fall frost is Nov 7 (2016–2025).
How long is the growing season in Owensboro?
About 216 days, from the median last spring frost on Apr 5 to the median first fall frost on Nov 7 (2016–2025).
Lawn care guides
More Kentucky lawn calendars
Nearby cities in other states
- Evansville, IN 29 miles away · crabgrass preventer Mar 12 – Apr 13
- Clarksville, TN 87 miles away · crabgrass preventer Mar 5 – Mar 26
- Bloomington, IN 102 miles away · crabgrass preventer Apr 1 – Apr 24
- Nashville, TN 113 miles away · crabgrass preventer Mar 5 – Mar 26