When to plant basil in Utah

Basil
Plant out in Salt Lake City
Apr 7–Apr 21

Across Utah the window opens between March 21 and June 9. Find your city below; the dates follow each town's own average last frost.

Start indoors, Salt Lake City
Feb 17–Mar 3
Plant out, Salt Lake City
Apr 7–Apr 21
Sow outdoors, Salt Lake City
Apr 7–Apr 21
Last sowing for a harvest
Aug 11
Last frost, Salt Lake City
Mar 31

Start seeds indoors 4–6 weeks before the last frost; plant out 1–3 weeks after the last frost; sow outdoors 1–3 weeks after the last frost. Basil blackens below 50°F. Wait a week or two after the last frost.

Basil planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
Salt Lake CityApr 7–Apr 21
West Valley CityApr 15–Apr 29
West JordanApr 25–May 9
ProvoApr 25–May 9
St. GeorgeMar 21–Apr 4
LehiMay 7–May 21
OremApr 26–May 10
SandyMay 6–May 20
OgdenApr 28–May 12
South JordanApr 25–May 9
LaytonMay 6–May 20
Eagle MountainJun 9–Jun 23
MillcreekMay 2–May 16
HerrimanApr 25–May 9
Saratoga SpringsMay 7–May 21
TaylorsvilleApr 7–Apr 21
LoganMay 15–May 29
MurrayMay 6–May 20
DraperApr 25–May 9
Spanish ForkMay 2–May 16
RivertonApr 25–May 9
BountifulMay 2–May 16
TooeleMay 9–May 23
Cedar CityMay 11–May 25
American ForkApr 24–May 8
SyracuseApr 29–May 13
RoyApr 29–May 13
Pleasant GroveApr 24–May 8
WashingtonMar 21–Apr 4
MidvaleMay 6–May 20
All 47 cities
CityStart indoorsPlant outSow outdoorsLast frost
Salt Lake CityFeb 17 to Mar 3Apr 7 to Apr 21Apr 7 to Apr 21Mar 31
West Valley CityFeb 25 to Mar 11Apr 15 to Apr 29Apr 15 to Apr 29Apr 8
West JordanMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
ProvoMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
St. GeorgeJan 31 to Feb 14Mar 21 to Apr 4Mar 21 to Apr 4Mar 14
LehiMar 19 to Apr 2May 7 to May 21May 7 to May 21Apr 30
OremMar 8 to Mar 22Apr 26 to May 10Apr 26 to May 10Apr 19
SandyMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
OgdenMar 10 to Mar 24Apr 28 to May 12Apr 28 to May 12Apr 21
South JordanMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
LaytonMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
Eagle MountainApr 21 to May 5Jun 9 to Jun 23Jun 9 to Jun 23Jun 2
MillcreekMar 14 to Mar 28May 2 to May 16May 2 to May 16Apr 25
HerrimanMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
Saratoga SpringsMar 19 to Apr 2May 7 to May 21May 7 to May 21Apr 30
TaylorsvilleFeb 17 to Mar 3Apr 7 to Apr 21Apr 7 to Apr 21Mar 31
LoganMar 27 to Apr 10May 15 to May 29May 15 to May 29May 8
MurrayMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
DraperMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
Spanish ForkMar 14 to Mar 28May 2 to May 16May 2 to May 16Apr 25
RivertonMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
BountifulMar 14 to Mar 28May 2 to May 16May 2 to May 16Apr 25
TooeleMar 21 to Apr 4May 9 to May 23May 9 to May 23May 2
Cedar CityMar 23 to Apr 6May 11 to May 25May 11 to May 25May 4
American ForkMar 6 to Mar 20Apr 24 to May 8Apr 24 to May 8Apr 17
SyracuseMar 11 to Mar 25Apr 29 to May 13Apr 29 to May 13Apr 22
RoyMar 11 to Mar 25Apr 29 to May 13Apr 29 to May 13Apr 22
Pleasant GroveMar 6 to Mar 20Apr 24 to May 8Apr 24 to May 8Apr 17
WashingtonJan 31 to Feb 14Mar 21 to Apr 4Mar 21 to Apr 4Mar 14
MidvaleMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
SpringvilleMar 7 to Mar 21Apr 25 to May 9Apr 25 to May 9Apr 18
KearnsFeb 25 to Mar 11Apr 15 to Apr 29Apr 15 to Apr 29Apr 8
MagnaFeb 20 to Mar 6Apr 10 to Apr 24Apr 10 to Apr 24Apr 3
ClearfieldMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
KaysvilleMar 8 to Mar 22Apr 26 to May 10Apr 26 to May 10Apr 19
Cottonwood HeightsMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
HolladayMar 18 to Apr 1May 6 to May 20May 6 to May 20Apr 29
South Salt LakeFeb 17 to Mar 3Apr 7 to Apr 21Apr 7 to Apr 21Mar 31
FarmingtonMar 8 to Mar 22Apr 26 to May 10Apr 26 to May 10Apr 19
HurricaneFeb 18 to Mar 4Apr 8 to Apr 22Apr 8 to Apr 22Apr 1
West HavenMar 11 to Mar 25Apr 29 to May 13Apr 29 to May 13Apr 22
PaysonMar 23 to Apr 6May 11 to May 25May 11 to May 25May 4
ClintonMar 11 to Mar 25Apr 29 to May 13Apr 29 to May 13Apr 22
North Salt LakeMar 13 to Mar 27May 1 to May 15May 1 to May 15Apr 24
North OgdenMar 8 to Mar 22Apr 26 to May 10Apr 26 to May 10Apr 19
HighlandMar 22 to Apr 5May 10 to May 24May 10 to May 24May 3
Brigham CityMar 24 to Apr 7May 12 to May 26May 12 to May 26May 5

Questions

When should I plant basil in Utah?

In Salt Lake City, plant out from April 7 to April 21. Across Utah the window opens between March 21 and June 9, depending on the local last frost.

How is this date worked out?

Start seeds indoors 4–6 weeks before the last frost; plant out 1–3 weeks after the last frost; sow outdoors 1–3 weeks after the last frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Utah

Basil in other states

Frost dates for every city in Utah