FrostCal

When to Plant Thyme in Missouri

In a typical Missouri location, start seeds indoors Feb 11 – Feb 25, then transplant outdoors Apr 8 – Apr 15. Across the state, the outdoor planting window starts as early as Mar 26 in Sikeston and as late as Apr 21 in Kirksville.

Method Start indoors, then transplant
Days to maturity 85–95 days

Perennial herb, slow from seed; start indoors 6-8 weeks before last frost, transplant around/after last frost.

Thyme Planting Dates by City

CityStart indoorsTransplant
Kansas CityFeb 7 – Feb 21Apr 4 – Apr 11
St. LouisFeb 4 – Feb 18Apr 1 – Apr 8
SpringfieldFeb 7 – Feb 21Apr 4 – Apr 11
ColumbiaFeb 8 – Feb 22Apr 5 – Apr 12
IndependenceFeb 13 – Feb 27Apr 10 – Apr 17
Lee's SummitFeb 16 – Mar 2Apr 13 – Apr 20
O'FallonFeb 12 – Feb 26Apr 9 – Apr 16
Saint JosephFeb 22 – Mar 8Apr 19 – Apr 26
Saint CharlesFeb 11 – Feb 25Apr 8 – Apr 15
Blue SpringsFeb 10 – Feb 24Apr 7 – Apr 14
Saint PetersFeb 12 – Feb 26Apr 9 – Apr 16
FlorissantFeb 5 – Feb 19Apr 2 – Apr 9
JoplinFeb 12 – Feb 26Apr 9 – Apr 16
ChesterfieldFeb 7 – Feb 21Apr 4 – Apr 11
Jefferson CityFeb 11 – Feb 25Apr 8 – Apr 15
Cape GirardeauFeb 8 – Feb 22Apr 5 – Apr 12
OakvilleFeb 9 – Feb 23Apr 6 – Apr 13
WildwoodFeb 15 – Mar 1Apr 12 – Apr 19
WentzvilleFeb 13 – Feb 27Apr 10 – Apr 17
University CityFeb 4 – Feb 18Apr 1 – Apr 8
BallwinFeb 7 – Feb 21Apr 4 – Apr 11
LibertyFeb 22 – Mar 8Apr 19 – Apr 26
RaytownFeb 13 – Feb 27Apr 10 – Apr 17
MehlvilleFeb 9 – Feb 23Apr 6 – Apr 13
KirkwoodFeb 4 – Feb 18Apr 1 – Apr 8
Maryland HeightsFeb 5 – Feb 19Apr 2 – Apr 9
GladstoneFeb 7 – Feb 21Apr 4 – Apr 11
HazelwoodFeb 5 – Feb 19Apr 2 – Apr 9
GrandviewFeb 10 – Feb 24Apr 7 – Apr 14
Webster GrovesFeb 4 – Feb 18Apr 1 – Apr 8

Showing the 30 most populous of 90 Missouri cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Missouri cities.

Frequently Asked Questions

When should I plant thyme in Missouri?

In a typical Missouri location, start seeds indoors Feb 11 – Feb 25, then transplant outdoors Apr 8 – Apr 15. Across the state, the outdoor planting window starts as early as Mar 26 in Sikeston and as late as Apr 21 in Kirksville.

When is the last frost in Missouri?

The average last spring frost in Missouri ranges from March 26 in Sikeston to April 21 in Kirksville, based on NOAA 1991–2020 climate normals.

How long do thyme take to grow?

Thyme typically take 85–95 days from planting to harvest. Perennial herb, slow from seed; start indoors 6-8 weeks before last frost, transplant around/after last frost.

Other Crops in Missouri

When to plant thyme in other states

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