LawnWeather

Nebraska Lawn Care Calendar

In Nebraska, crabgrass preventer typically goes down between Apr 9 and May 14: first in Omaha, last in North Platte. Below are typical fertilizer, seeding and frost dates for Omaha, Lincoln, North Platte and Grand Island, from 2016–2025 weather data. Enter your ZIP code for this year's timing.

When to apply pre-emergent in Nebraska

Typically between Apr 9 and May 14, depending on where you live. The window opens first in Omaha (around Apr 9) and last in North Platte (around Apr 24). Apply when soil reaches 50°F, before it stays above 55°F.

CityCrabgrass preventer window
OmahaApr 9 – Apr 29
LincolnApr 10 – Apr 29
Grand IslandApr 14 – May 3
North PlatteApr 24 – May 14

Cool-season lawn calendar

Lawns across Nebraska are mostly cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass).

CitySpring fertilizerOverseeding & seedingFall fertilizer
OmahaApr 22 – May 27Aug 7 – Sep 26Sep 11 – Nov 7
LincolnApr 22 – May 27Aug 1 – Sep 20Sep 10 – Nov 9
North PlatteMay 7 – Jun 11Jul 27 – Sep 15Aug 26 – Oct 30
Grand IslandApr 26 – May 31Jul 30 – Sep 18Sep 2 – Nov 1

Frost dates in Nebraska

CityLast spring frostFirst fall frost
OmahaApr 20Oct 21
LincolnApr 20Oct 15
North PlatteMay 7Oct 10
Grand IslandApr 21Oct 13

Median dates, 2016–2025. A dash means frost does not occur in most years.

Frequently asked questions

When should I put down pre-emergent in Nebraska?

Typically between Apr 9 and May 14, depending on where you live. The window opens first in Omaha (around Apr 9) and last in North Platte (around Apr 24). Apply when soil reaches 50°F, before it stays above 55°F.

When is the best time to seed grass in Nebraska?

Early fall is best for cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass): typically from Jul 27 to Sep 26 across Nebraska, while soil cools from 65°F toward 50°F.

What type of grass grows in Nebraska?

Most lawns in Nebraska are cool-season grass (tall fescue, Kentucky bluegrass, perennial ryegrass).

Lawn care guides

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