Kansas cities today
Estimated daily average soil temperature at 2 inches, the difference from normal for the date, and the change over the last week. Kansas spans cool-season grass country.
When to apply pre-emergent in Kansas
Crabgrass pre-emergent goes down when 2-inch soil holds about 50°F. Across Kansas that has typically happened first in Wichita, around Mar 13, and last in Lawrence, around Mar 20. The window closes when soil holds 55°F and crabgrass starts sprouting.
- Wichita Mar 13 – Apr 4 8 years in 10Opened between Feb 21 and Apr 2; in 2026 it closed Mar 24.
- Olathe Mar 20 – Apr 8 8 years in 10Opened between Mar 9 and Apr 10; in 2026 it closed Mar 25.
- Topeka Mar 20 – Apr 7 8 years in 10Opened between Mar 9 and Apr 10; in 2026 it closed Mar 26.
- Lawrence Mar 20 – Apr 10 8 years in 10Opened between Mar 9 and Apr 11; in 2026 it closed Mar 26.

Last good week to seed in Kansas
Tall fescue and bluegrass seed sprouts best while 4-inch soil is between 55 and 70°F. The typical last day above 55°F:
- Oct 26 Lawrence · open now
- Oct 29 Olathe · open now
- Oct 29 Topeka · open now
- Nov 2 Wichita · open now
What grows in Kansas lawns
Crabgrass is the weed spring pre-emergents are timed for. Lawns here are mostly cool-season grasses such as bluegrass and fescue.
Other states
- Alabama6
- Alaska1
- Arizona5
- Arkansas5
- California36
- Colorado6
- Connecticut4
- Delaware1
- District of Columbia1
- Florida16
- Georgia8
- Hawaii1
- Idaho2
- Illinois8
- Indiana8
- Iowa7
- Kentucky4
- Louisiana5
- Maine1
- Maryland2
- Massachusetts5
- Michigan7
- Minnesota4
- Mississippi2
- Missouri6
- Montana3
- Nebraska2
- Nevada3
- New Hampshire1
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- New Mexico2
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- Ohio8
- Oklahoma3
- Oregon5
- Pennsylvania6
- Rhode Island1
- South Carolina4
- South Dakota2
- Tennessee7
- Texas29
- Utah2
- Vermont1
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- West Virginia1
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- Wyoming1