When to plant garlic in Arizona

Garlic
Fall planting in Phoenix
Oct 15–Nov 30

Across Arizona the window opens between September 7 and October 21. Find your city below; the dates follow each town's own average first fall frost.

Fall planting, Phoenix
Oct 15–Nov 30
Last frost, Phoenix
Jan 8

Plant cloves from 3 weeks before to 2 weeks after the first fall frost. Plant cloves pointy end up, about 2 inches deep. Roots grow before the ground freezes and leaves come up in spring. Where winters are mild, plant in October or November so cloves get some cool weather.

Garlic planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
PhoenixOct 15–Nov 30
TucsonOct 15–Nov 30
GilbertOct 15–Nov 30
ChandlerOct 15–Nov 30
GlendaleOct 15–Nov 30
ScottsdaleOct 15–Nov 30
TempeOct 15–Nov 30
GoodyearOct 15–Nov 30
San Tan ValleyOct 15–Nov 30
AvondaleOct 15–Nov 30
Queen CreekOct 15–Nov 30
MaricopaOct 15–Nov 30
FlagstaffSep 7–Oct 12
Casas AdobesOct 15–Nov 30
Casa GrandeOct 15–Nov 30
Lake Havasu CityOct 15–Nov 30
Prescott ValleySep 29–Nov 3
Catalina FoothillsOct 15–Nov 30
PrescottSep 29–Nov 3
Sierra VistaOct 19–Nov 23
Bullhead CityOct 15–Nov 30
Sun CityOct 15–Nov 30
KingmanOct 21–Nov 25
El MirageOct 15–Nov 30
Fortuna FoothillsOct 15–Nov 30
Drexel HeightsOct 15–Nov 30
FlorenceOct 15–Nov 30
Rio RicoOct 12–Nov 16

Questions

When should I plant garlic in Arizona?

In Phoenix, fall planting from October 15 to November 30. Across Arizona the window opens between September 7 and October 21, depending on the local last frost.

How is this date worked out?

Plant cloves from 3 weeks before to 2 weeks after the first fall frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Arizona

Garlic in other states

Frost dates for every city in Arizona