FrostCal

When to Plant Lettuce in Oklahoma

In a typical Oklahoma location, sow outdoors Mar 5 – Mar 19. Across the state, the outdoor planting window starts as early as Feb 15 in Ardmore and as late as Mar 21 in Guymon. For a fall crop, plant around Sep 8 – Sep 22.

Method Direct sow
Days to maturity 45–60 days

Cold-hardy; direct sow 2-4 weeks before last frost. Also transplantable from indoor starts.

Lettuce Planting Dates by City

CityDirect sowFall planting
Oklahoma CityMar 7 – Mar 21Sep 7 – Sep 21
TulsaMar 3 – Mar 17Sep 9 – Sep 23
NormanMar 3 – Mar 17Sep 10 – Sep 24
Broken ArrowMar 4 – Mar 18Sep 6 – Sep 20
LawtonMar 4 – Mar 18Sep 10 – Sep 24
EdmondMar 5 – Mar 19Sep 10 – Sep 24
MooreMar 7 – Mar 21Sep 7 – Sep 21
Midwest CityMar 5 – Mar 19Sep 10 – Sep 24
EnidMar 9 – Mar 23Sep 6 – Sep 20
StillwaterMar 8 – Mar 22Sep 4 – Sep 18
MuskogeeMar 10 – Mar 24Sep 4 – Sep 18
BartlesvilleMar 14 – Mar 28Aug 29 – Sep 12
OwassoMar 3 – Mar 17Sep 9 – Sep 23
ShawneeMar 2 – Mar 16Sep 10 – Sep 24
YukonMar 5 – Mar 19Sep 9 – Sep 23
ArdmoreFeb 15 – Mar 1Sep 19 – Oct 3
Ponca CityMar 13 – Mar 27Sep 1 – Sep 15
BixbyMar 4 – Mar 18Sep 6 – Sep 20
DuncanFeb 25 – Mar 11Sep 12 – Sep 26
Del CityMar 5 – Mar 19Sep 10 – Sep 24
JenksMar 2 – Mar 16Sep 9 – Sep 23
SapulpaMar 2 – Mar 16Sep 9 – Sep 23
MustangMar 7 – Mar 21Sep 7 – Sep 21
Sand SpringsMar 2 – Mar 16Sep 9 – Sep 23
BethanyMar 5 – Mar 19Sep 9 – Sep 23
AltusMar 8 – Mar 22Sep 7 – Sep 21
ClaremoreMar 10 – Mar 24Sep 4 – Sep 18
El RenoMar 9 – Mar 23Sep 5 – Sep 19
McAlesterMar 3 – Mar 17Sep 8 – Sep 22
AdaMar 5 – Mar 19Sep 9 – Sep 23

Showing the 30 most populous of 48 Oklahoma cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Oklahoma cities.

Frequently Asked Questions

When should I plant lettuce in Oklahoma?

In a typical Oklahoma location, sow outdoors Mar 5 – Mar 19. Across the state, the outdoor planting window starts as early as Feb 15 in Ardmore and as late as Mar 21 in Guymon. For a fall crop, plant around Sep 8 – Sep 22.

When is the last frost in Oklahoma?

The average last spring frost in Oklahoma ranges from March 15 in Ardmore to April 18 in Guymon, based on NOAA 1991–2020 climate normals.

How long do lettuce take to grow?

Lettuce typically take 45–60 days from planting to harvest. Cold-hardy; direct sow 2-4 weeks before last frost. Also transplantable from indoor starts.

Other Crops in Oklahoma

When to plant lettuce in other states

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