Grand Island, NE Lawn Care Calendar
In a typical year, put down crabgrass preventer in Grand Island between Apr 14 and May 3. The best time to overseed is between Jul 30 and Sep 18. The last spring frost usually comes around Apr 21. Most lawns here are cool-season grass (tall fescue, Kentucky bluegrass, ryegrass).
Typical lawn care dates in Grand Island
| 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 14 – May 3 |
| Spring fertilizerA light feeding once soil warms past 55°F and the grass is actively growing. | Apr 26 – May 31 |
| 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. | Sep 2 – Nov 1 |
Median dates, 2016–2025, from NOAA weather data for Grand Island. This year's dates can differ by a few weeks.
Month-by-month lawn care in Grand Island
- 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
- JuneNo treatments due; mow as needed.
- JulyOverseeding & seeding
- AugustOverseeding & seeding
- SeptemberOverseeding & seedingFall fertilizer
- OctoberFall fertilizer
- NovemberFall fertilizer
- DecemberNo treatments due; mow as needed.
Soil temperature in Grand Island by month
Average soil temperature 4 inches down, estimated from 2016–2025 weather. It bottoms out in January at 25°F and peaks in July at 76°F. Crabgrass preventer goes down when it reaches 50°F, usually around Apr 14.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 25°F | 27°F | 40°F | 49°F | 60°F | 74°F | 76°F | 74°F | 69°F | 55°F | 42°F | 31°F |
Grand Island lawn timing, year by year
Over the last 10 years, soil in Grand Island reached 50°F, the signal for crabgrass preventer, as early as Apr 4 (2021) and as late as Apr 28 (2018): 24 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 21) and first fall frost (Oct 13), the growing season lasts about 175 days.
| Year | Crabgrass window opened | Last spring frost | First fall frost |
|---|---|---|---|
| 2025 | Apr 12 | Apr 20 | Oct 24 |
| 2024 | Apr 13 | Apr 22 | Oct 14 |
| 2023 | Apr 10 | May 2 | Oct 7 |
| 2022 | Apr 22 | Apr 19 | Oct 8 |
| 2021 | Apr 4 | Apr 22 | Oct 17 |
| 2020 | Apr 22 | May 10 | Oct 16 |
| 2019 | Apr 6 | Apr 15 | Oct 11 |
| 2018 | Apr 28 | Apr 20 | Oct 11 |
| 2017 | Apr 13 | May 1 | Oct 27 |
| 2016 | Apr 14 | Apr 11 | Oct 7 |
Estimated from daily temperatures for Grand Island. A dash means it didn't happen that year.
Frequently asked questions
When should I apply pre-emergent in Grand Island?
In a typical year, between Apr 14 and May 3. 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 Grand Island?
Early fall, typically Jul 30 – Sep 18, while soil cools from 65°F toward 50°F.
When is the last frost in Grand Island?
The median last spring frost is Apr 21 and the median first fall frost is Oct 13 (2016–2025).
How long is the growing season in Grand Island?
About 175 days, from the median last spring frost on Apr 21 to the median first fall frost on Oct 13 (2016–2025).
Lawn care guides
More Nebraska lawn calendars
Nearby cities in other states
- Sioux City, IA 148 miles away · crabgrass preventer Apr 15 – May 12
- Topeka, KS 192 miles away · crabgrass preventer Mar 21 – Apr 21
- Sioux Falls, SD 199 miles away · crabgrass preventer Apr 19 – May 15
- Lawrence, KS 213 miles away · crabgrass preventer Mar 21 – Apr 23