When to Plant Basil in Utah

In a typical Utah location, start seeds indoors Mar 13 – Mar 20, then transplant outdoors May 1 – May 8. Across the state, the outdoor planting window starts as early as Mar 21 in Saint George and as late as Jun 11 in Heber City.

Method Start indoors, then transplant
Days to maturity 50–70 days

Very frost/cold sensitive; start indoors 5-6 weeks before last frost, transplant only after all danger of frost (1-2 weeks after) and nights stay warm.

Basil Planting Dates by City

CityStart indoorsTransplant
Salt Lake CityFeb 17 – Feb 24Apr 7 – Apr 14
West Valley CityFeb 25 – Mar 4Apr 15 – Apr 22
ProvoMar 7 – Mar 14Apr 25 – May 2
West JordanMar 18 – Mar 25May 6 – May 13
OremMar 8 – Mar 15Apr 26 – May 3
SandyMar 18 – Mar 25May 6 – May 13
OgdenMar 10 – Mar 17Apr 28 – May 5
LaytonMar 8 – Mar 15Apr 26 – May 3
Saint GeorgeJan 31 – Feb 7Mar 21 – Mar 28
South JordanMar 7 – Mar 14Apr 25 – May 2
MillcreekMar 14 – Mar 21May 2 – May 9
TaylorsvilleFeb 17 – Feb 24Apr 7 – Apr 14
LehiMar 19 – Mar 26May 7 – May 14
LoganMar 27 – Apr 3May 15 – May 22
MurrayMar 14 – Mar 21May 2 – May 9
DraperMar 7 – Mar 14Apr 25 – May 2
BountifulMar 14 – Mar 21May 2 – May 9
RivertonMar 7 – Mar 14Apr 25 – May 2
Pleasant GroveMar 6 – Mar 13Apr 24 – May 1
RoyMar 11 – Mar 18Apr 29 – May 6
Spanish ForkMar 14 – Mar 21May 2 – May 9
KearnsFeb 25 – Mar 4Apr 15 – Apr 22
Cottonwood HeightsMar 18 – Mar 25May 6 – May 13
TooeleMar 21 – Mar 28May 9 – May 16
MidvaleMar 18 – Mar 25May 6 – May 13
SpringvilleMar 14 – Mar 21May 2 – May 9
HolladayMar 18 – Mar 25May 6 – May 13
HerrimanMar 7 – Mar 14Apr 25 – May 2
ClearfieldMar 18 – Mar 25May 6 – May 13
KaysvilleMar 8 – Mar 15Apr 26 – May 3

Showing the 30 most populous of 67 Utah cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Utah cities.

Frequently Asked Questions

When should I plant basil in Utah?

In a typical Utah location, start seeds indoors Mar 13 – Mar 20, then transplant outdoors May 1 – May 8. Across the state, the outdoor planting window starts as early as Mar 21 in Saint George and as late as Jun 11 in Heber City.

When is the last frost in Utah?

The average last spring frost in Utah ranges from March 14 in Saint George to June 4 in Heber City, based on NOAA 1991–2020 climate normals.

How long do basil take to grow?

Basil typically take 50–70 days from planting to harvest. Very frost/cold sensitive; start indoors 5-6 weeks before last frost, transplant only after all danger of frost (1-2 weeks after) and nights stay warm.

Other Crops in Utah

When to plant basil in other states

Related Guides