When to plant Carrots in Arizona

In spring, from Jan 1 – Mar 1 in Apache Junction to May 10 – June 1 in Flagstaff.

In fall, from June 1 – July 10 in Flagstaff to Sept 15 – Dec 1 in Yuma.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Carrots planting dates by place in Arizona
PlaceSpringFall
Apache JunctionJan 1 – Mar 1Sept 15 – Dec 1Now
Avondale—Sept 15 – Dec 1Now
Buckeye—Sept 15 – Dec 1Now
Bullhead City—Sept 15 – Dec 1Now
Camp VerdeApr 1 – May 15July 1 – Aug 15
Casa GrandeJan 1 – Mar 1Sept 15 – Dec 1Now
ChandlerJan 1 – Mar 1Sept 15 – Dec 1Now
Chino ValleyApr 10 – June 1June 15 – Aug 1
CoolidgeJan 15 – Mar 1Sept 15 – Dec 1Now
CottonwoodMar 1 – Apr 10Aug 1 – Sept 1
DouglasFeb 15 – Mar 20Aug 1 – Sept 1
El MirageJan 1 – Mar 1Sept 15 – Dec 1Now
EloyFeb 1 – Mar 1Sept 15 – Dec 1Now
FlagstaffMay 10 – June 1June 1 – July 10
FlorenceJan 1 – Mar 1Sept 15 – Dec 1Now
Fountain Hills—Sept 15 – Dec 1Now
GilbertJan 1 – Mar 1Sept 15 – Dec 1Now
GlendaleJan 1 – Mar 1Sept 15 – Dec 1Now
Goodyear—Sept 15 – Dec 1Now
KingmanMar 1 – Apr 10Aug 1 – Sept 1
Lake Havasu City—Sept 15 – Dec 1Now
MaranaMar 1 – Apr 10Aug 1 – Sept 1
MaricopaJan 15 – Mar 1Sept 1 – Nov 1Now
MesaJan 1 – Mar 1Sept 15 – Dec 1Now
NogalesFeb 15 – Mar 20Sept 1 – Nov 1Now
Oro ValleyMar 1 – Apr 10Aug 1 – Sept 1
Paradise Valley—Sept 15 – Dec 1Now
PaysonApr 10 – June 1June 15 – Aug 1
PeoriaJan 1 – Mar 1Sept 15 – Dec 1Now
Phoenix—Sept 15 – Dec 1Now
PrescottApr 10 – June 1June 15 – Aug 1
Prescott ValleyApr 10 – June 1June 15 – Aug 1
Queen CreekJan 1 – Mar 1Sept 15 – Dec 1Now
SaffordFeb 15 – Mar 20Aug 1 – Sept 1
SahuaritaFeb 1 – Mar 1Sept 15 – Dec 1Now
San Luis—Sept 15 – Dec 1Now
ScottsdaleJan 1 – Mar 1Sept 15 – Dec 1Now
Show LowApr 10 – June 1June 1 – July 20
Sierra VistaMar 10 – Apr 20Aug 1 – Sept 1
Somerton—Sept 15 – Dec 1Now
SurpriseJan 1 – Mar 1Sept 15 – Dec 1Now
TempeJan 1 – Mar 1Sept 15 – Dec 1Now
TucsonJan 1 – Mar 1Sept 15 – Dec 1Now
Yuma—Sept 15 – Dec 1Now

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for carrots.