When to plant peas in Colorado

Peas
Sow outdoors in Denver
Mar 23–Apr 6

Across Colorado the window opens between March 3 and March 29. Find your city below; the dates follow each town's own average last frost.

Sow outdoors, Denver
Mar 23–Apr 6
Fall planting, Denver
Jul 30–Aug 13
Last frost, Denver
May 4

Sow outdoors 4–6 weeks before the last frost; sow again for fall 8–10 weeks before the first frost. Peas handle frost. The usual mistake is sowing too late and losing the crop to summer heat.

Peas planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
DenverMar 23–Apr 6
Colorado SpringsMar 22–Apr 5
AuroraMar 26–Apr 9
Fort CollinsMar 21–Apr 4
LakewoodMar 22–Apr 5
ThorntonMar 21–Apr 4
ArvadaMar 24–Apr 7
WestminsterMar 21–Apr 4
GreeleyMar 21–Apr 4
PuebloMar 19–Apr 2
CentennialMar 24–Apr 7
BoulderMar 25–Apr 8
LongmontMar 26–Apr 9
LovelandMar 29–Apr 12
BroomfieldMar 21–Apr 4
Commerce CityMar 22–Apr 5
Grand JunctionMar 3–Mar 17
LittletonMar 21–Apr 4
BrightonMar 22–Apr 5
WindsorMar 22–Apr 5
ErieMar 26–Apr 9
NorthglennMar 21–Apr 4
Security-WidefieldMar 22–Apr 5
EnglewoodMar 21–Apr 4
Pueblo WestMar 15–Mar 29
Wheat RidgeMar 24–Apr 7
LafayetteMar 21–Apr 4
FountainMar 22–Apr 5
EvansMar 21–Apr 4
JohnstownMar 29–Apr 12
All 34 cities
CitySow outdoorsFall plantingLast frost
DenverMar 23 to Apr 6Jul 30 to Aug 13May 4
Colorado SpringsMar 22 to Apr 5Jul 30 to Aug 13May 3
AuroraMar 26 to Apr 9Jul 30 to Aug 13May 7
Fort CollinsMar 21 to Apr 4Jul 29 to Aug 12May 2
LakewoodMar 22 to Apr 5Jul 29 to Aug 12May 3
ThorntonMar 21 to Apr 4Aug 2 to Aug 16May 2
ArvadaMar 24 to Apr 7Jul 27 to Aug 10May 5
WestminsterMar 21 to Apr 4Aug 2 to Aug 16May 2
GreeleyMar 21 to Apr 4Jul 30 to Aug 13May 2
PuebloMar 19 to Apr 2Jul 31 to Aug 14Apr 30
CentennialMar 24 to Apr 7Jul 30 to Aug 13May 5
BoulderMar 25 to Apr 8Jul 27 to Aug 10May 6
LongmontMar 26 to Apr 9Jul 27 to Aug 10May 7
LovelandMar 29 to Apr 12May 10
BroomfieldMar 21 to Apr 4Aug 2 to Aug 16May 2
Commerce CityMar 22 to Apr 5Jul 29 to Aug 12May 3
Grand JunctionMar 3 to Mar 17Aug 14 to Aug 28Apr 14
LittletonMar 21 to Apr 4Aug 2 to Aug 16May 2
BrightonMar 22 to Apr 5Jul 29 to Aug 12May 3
WindsorMar 22 to Apr 5Jul 28 to Aug 11May 3
ErieMar 26 to Apr 9Jul 27 to Aug 10May 7
NorthglennMar 21 to Apr 4Aug 2 to Aug 16May 2
Security-WidefieldMar 22 to Apr 5Jul 30 to Aug 13May 3
EnglewoodMar 21 to Apr 4Aug 2 to Aug 16May 2
Pueblo WestMar 15 to Mar 29Aug 4 to Aug 18Apr 26
Wheat RidgeMar 24 to Apr 7Jul 27 to Aug 10May 5
LafayetteMar 21 to Apr 4Aug 2 to Aug 16May 2
FountainMar 22 to Apr 5Jul 30 to Aug 13May 3
EvansMar 21 to Apr 4Jul 30 to Aug 13May 2
JohnstownMar 29 to Apr 12May 10
Four Square MileMar 26 to Apr 9Jul 30 to Aug 13May 7
MontroseMar 17 to Mar 31Aug 5 to Aug 19Apr 28
LouisvilleMar 25 to Apr 8Jul 27 to Aug 10May 6
FirestoneMar 26 to Apr 9Jul 27 to Aug 10May 7

Questions

When should I plant peas in Colorado?

In Denver, sow outdoors from March 23 to April 6. Across Colorado the window opens between March 3 and March 29, depending on the local last frost.

How is this date worked out?

Sow outdoors 4–6 weeks before the last frost; sow again for fall 8–10 weeks before the first frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Colorado

Peas in other states

Frost dates for every city in Colorado