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2022 Planting Calendar: When to Start Vegetable Seeds | The Old Farmer's Almanac

Planting Calendar for Penrose, CO

For the Almanac's fall and spring planting calendars, we've calculated the best time to start seeds indoors, when to transplant young plants outside, and when to direct seed into the ground.

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Planting Dates for Fall

On average, your first fall frost occurs on October 2 (at CANON CITY, CO climate station).
CropFrost Based on Frost Dates
Start Seeds Indoors by...Plant Seedlings Outdoors by...Start Seeds Outdoors by...
ArugulaN/AN/AFrost Aug 28
BeetsN/AN/AFrost Aug 18
Bell PeppersFrost Apr 19Frost Jun 14N/A
BroccoliFrost Jun 21Frost Jul 19N/A
CabbageFrost Jun 11Frost Jul 9N/A
CantaloupesN/AN/AFrost June 6
CarrotsN/AN/AFrost Aug 13
CauliflowerFrost Jun 21Frost Jul 19N/A
CeleryFrost Apr 10Frost Jun 19N/A
CornN/AN/AFrost Jun 24
CucumbersN/AN/AFrost Jun 29
EggplantsFrost Apr 19Frost Jun 14N/A
Green BeansN/AN/AFrost Jun 29
Jalapeño PeppersFrost May 9Frost Jul 4N/A
KaleFrost Jul 11Frost Aug 8N/A
KohlrabiN/AN/AFrost Aug 13
LettuceN/AN/AFrost Aug 23
OkraN/AN/AFrost Jun 24
ParsnipsN/AN/AFrost Jun 29
PeasN/AN/AFrost Jul 29
PotatoesN/AN/AFrost Jul 19
PumpkinsN/AN/AFrost June 6
RadishesN/AN/AFrost Aug 28
SpinachN/AN/AFrost Sep 7
Sweet PotatoesFrost Apr 30Frost June 13N/A
Swiss ChardN/AN/AFrost Aug 23
TomatoesFrost Apr 24Frost Jun 19N/A
TurnipsN/AN/AFrost Aug 23
WatermelonsN/AN/AFrost June 6
Winter SquashN/AN/AFrost June 20
ZucchiniN/AN/AFrost Jul 4

Planting Dates for Spring

On average, your last spring frost occurs on May 9 (at CANON CITY, CO climate station, elevation 5377 feet).
CropFrost Based on Frost Dates
Moon Based on Moon Dates
Start Seeds IndoorsPlant Seedlings
or Transplants
Start Seeds Outdoors
ArugulaN/AN/AFrost Apr 25-May 9
Moon Apr 30-May 9
BasilFrost Mar 14-28
Moon Mar 14-18
Frost May 9-30
Moon May 9-15, May 30
N/A
BeetsN/AN/AFrost Apr 25-May 16
Moon Apr 25-29, May 16
Bell PeppersFrost Feb 27-Mar 14
Moon Mar 2-14
Frost May 16-30
Moon May 30
N/A
BroccoliFrost Mar 14-28
Moon Mar 14-18
Frost Apr 11-May 2
Moon Apr 11-16, Apr 30-May 2
N/A
CabbageFrost Mar 14-28
Moon Mar 14-18
Frost Apr 11-25
Moon Apr 11-16
N/A
CantaloupesFrost Apr 11-18
Moon Apr 11-16
Frost May 23-Jun 6
Moon May 30-Jun 6
N/A
CarrotsN/AN/AFrost Apr 4-18
Moon Apr 17-18
CauliflowerFrost Mar 14-28
Moon Mar 14-18
Frost Apr 11-May 2
Moon Apr 11-16, Apr 30-May 2
N/A
CeleryFrost Feb 27-Mar 14
Moon Mar 2-14
Frost May 16-30
Moon May 30
N/A
ChivesN/AN/AFrost Apr 11-18
Moon Apr 11-16
Cilantro (Coriander)N/AN/AFrost May 9-23
Moon May 9-15
CornN/AN/AFrost May 23-Jun 13
Moon May 30-Jun 13
CucumbersFrost Apr 11-18
Moon Apr 11-16
Frost May 23-Jun 6
Moon May 30-Jun 6
N/A
DillN/AN/AFrost May 9-Jun 13
Moon May 9-15, May 30-Jun 13
EggplantsFrost Mar 14-28
Moon Mar 14-18
Frost May 23-Jun 6
Moon May 30-Jun 6
N/A
Green BeansN/AN/AFrost May 16-Jun 6
Moon May 30-Jun 6
Jalapeño PeppersFrost Feb 27-Mar 14
Moon Mar 2-14
Frost May 16-30
Moon May 30
N/A
KaleFrost Mar 14-28
Moon Mar 14-18
Frost Apr 11-May 2
Moon Apr 11-16, Apr 30-May 2
N/A
KohlrabiFrost Mar 28-Apr 11
Moon Apr 1-11
Frost Apr 18-25
N/A
LettuceFrost Mar 28-Apr 11
Moon Apr 1-11
Frost Apr 25-May 23
Moon Apr 30-May 15
N/A
OkraN/AN/AFrost May 23-Jun 6
Moon May 30-Jun 6
OnionsN/AN/AFrost Apr 11-May 2
Moon Apr 17-29
OreganoFrost Feb 27-Mar 28
Moon Mar 2-18
Frost May 9-30
Moon May 9-15, May 30
N/A
ParsleyN/AN/AFrost Apr 11-25
Moon Apr 11-16
ParsnipsN/AN/AFrost Apr 18-May 9
Moon Apr 18-29
PeasN/AN/AFrost Mar 28-Apr 18
Moon Apr 1-16
PotatoesN/AN/AFrost May 2-23
Moon May 16-23
PumpkinsFrost Apr 18-May 2
Moon Apr 30-May 2
Frost May 23-Jun 6
Moon May 30-Jun 6
N/A
RadishesN/AN/AFrost Mar 14-Apr 4
Moon Mar 19-31
RosemaryFrost Feb 27-Mar 14
Moon Mar 2-14
Frost May 16-Jun 6
Moon May 30-Jun 6
N/A
SageFrost Mar 14-28
Moon Mar 14-18
Frost May 9-23
Moon May 9-15
N/A
SpinachN/AN/AFrost Mar 28-Apr 18
Moon Apr 1-16
Sweet PotatoesN/AN/AFrost May 30-Jun 13
Swiss ChardFrost Mar 28-Apr 11
Moon Apr 1-11
Frost Apr 18-25
N/A
ThymeFrost Feb 27-Mar 28
Moon Mar 2-18
Frost May 9-30
Moon May 9-15, May 30
N/A
TomatoesFrost Mar 14-28
Moon Mar 14-18
Frost May 16-Jun 6
Moon May 30-Jun 6
N/A
TurnipsN/AN/AFrost Apr 11-May 2
Moon Apr 17-29
WatermelonsFrost Apr 11-18
Moon Apr 11-16
Frost May 23-Jun 6
Moon May 30-Jun 6
N/A
Winter SquashN/AN/AFrost May 23-Jun 20
Moon May 30-Jun 14
ZucchiniN/AN/AFrost May 23-Jun 20
Moon May 30-Jun 14