When to plant Beets in Colorado

In spring, from Mar 10 – June 1 in Grand Junction to May 15 – June 15 in Steamboat Springs.

In fall, from May 15 – June 15 in Steamboat Springs to July 1 – Aug 5 in Grand Junction.

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

Beets planting dates by place in Colorado
PlaceSpringFall
ArvadaApr 1 – June 15June 1 – July 10
AuroraApr 15 – June 15June 15 – July 25
BerthoudApr 15 – June 15June 1 – July 10
BoulderApr 15 – June 15June 1 – July 10
BrightonApr 1 – June 15June 15 – July 25
BroomfieldApr 1 – June 15June 15 – July 25
Cañon CityApr 1 – June 15June 15 – July 25
Castle PinesApr 15 – June 15June 1 – July 10
Castle RockApr 15 – June 15June 1 – July 10
CentennialApr 1 – June 15June 15 – July 25
Colorado SpringsApr 1 – June 15June 15 – July 25
Commerce CityApr 1 – June 15June 15 – July 25
DenverApr 1 – June 15June 15 – July 25
DurangoApr 25 – June 15June 1 – July 10
EnglewoodApr 1 – June 15June 15 – July 25
ErieApr 15 – June 15June 1 – July 10
EvansApr 1 – June 15June 15 – July 25
Federal HeightsApr 1 – June 15June 15 – July 25
FirestoneApr 15 – June 15June 1 – July 10
Fort CollinsApr 1 – June 15June 15 – July 25
Fort MorganApr 15 – June 15June 15 – July 25
FountainApr 1 – June 15June 15 – July 25
FrederickApr 15 – June 15June 1 – July 10
FruitaApr 1 – June 15June 15 – July 25
Glenwood SpringsApr 15 – June 15June 1 – July 10
GoldenApr 1 – June 15June 15 – July 25
Grand JunctionMar 10 – June 1July 1 – Aug 5
GreeleyApr 1 – June 15June 15 – July 25
Greenwood VillageApr 15 – June 15June 15 – July 25
JohnstownApr 15 – June 15June 1 – July 10
LafayetteApr 1 – June 15June 15 – July 25
LakewoodApr 1 – June 15June 15 – July 25
LittletonApr 1 – June 15June 15 – July 25
Lone TreeApr 1 – June 15June 15 – July 25
LongmontApr 15 – June 15June 1 – July 10
LouisvilleApr 15 – June 15June 1 – July 10
LovelandApr 15 – June 15June 1 – July 10
MontroseApr 1 – June 15June 15 – July 25
MonumentApr 25 – June 15June 1 – July 10
NorthglennApr 1 – June 15June 15 – July 25
ParkerApr 15 – June 15June 1 – July 10
PuebloApr 1 – June 15June 15 – July 25
RifleApr 15 – June 15June 1 – July 10
SeveranceApr 1 – June 15June 15 – July 25
Steamboat SpringsMay 15 – June 15May 15 – June 15
SterlingApr 1 – June 15June 15 – July 25
SuperiorApr 15 – June 15June 1 – July 10
ThorntonApr 1 – June 15June 15 – July 25
TimnathApr 1 – June 15June 15 – July 25
WellingtonApr 1 – June 15June 15 – July 25
WestminsterApr 1 – June 15June 15 – July 25
Wheat RidgeApr 1 – June 15June 1 – July 10
WindsorApr 1 – June 15June 15 – July 25

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 beets.