Ohio cities today
Estimated daily average soil temperature at 2 inches, the difference from normal for the date, and the change over the last week. Ohio spans cool-season grass country.
When to apply pre-emergent in Ohio
Crabgrass pre-emergent goes down when 2-inch soil holds about 50°F. Across Ohio that has typically happened first in Cincinnati, around Mar 24, and last in Lorain, around Apr 12. The window closes when soil holds 55°F and crabgrass starts sprouting.
- Cincinnati Mar 24 – Apr 12 8 years in 10Opened between Mar 9 and Apr 8; in 2026 it closed Mar 11.
- Columbus Mar 30 – Apr 14 8 years in 10Opened between Mar 10 and Apr 10; in 2026 it closed Apr 4.
- Dayton Mar 30 – Apr 15 8 years in 10Opened between Mar 11 and Apr 11; in 2026 it closed Apr 4.
- Akron Apr 6 – Apr 21 8 years in 10Opened between Mar 17 and Apr 14; in 2026 it closed Apr 6.
- Canton Apr 9 – Apr 23 8 years in 10Opened between Mar 18 and Apr 14; in 2026 it closed Apr 6.
- Cleveland Apr 12 – Apr 27 8 years in 10Opened between Mar 20 and Apr 24; in 2026 it closed Apr 16.
- Toledo Apr 12 – Apr 26 8 years in 10Opened between Mar 26 and Apr 24; in 2026 it closed Apr 15.
- Lorain Apr 12 – Apr 26 8 years in 10Opened between Mar 27 and Apr 21; in 2026 it closed Apr 4.

Last good week to seed in Ohio
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 22 Toledo · open now
- Oct 22 Lorain · closed this year
- Oct 23 Akron · closed this year
- Oct 23 Canton · open now
- Oct 25 Columbus · open now
- Oct 25 Dayton · open now
- Oct 27 Cincinnati · open now
- Oct 31 Cleveland · open now
What grows in Ohio 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
- Kansas4
- Kentucky4
- Louisiana5
- Maine1
- Maryland2
- Massachusetts5
- Michigan7
- Minnesota4
- Mississippi2
- Missouri6
- Montana3
- Nebraska2
- Nevada3
- New Hampshire1
- New Jersey3
- New Mexico2
- New York6
- North Carolina7
- North Dakota2
- Oklahoma3
- Oregon5
- Pennsylvania6
- Rhode Island1
- South Carolina4
- South Dakota2
- Tennessee7
- Texas29
- Utah2
- Vermont1
- Virginia6
- Washington7
- West Virginia1
- Wisconsin5
- Wyoming1