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2023 Planting Calendar: When to Start Vegetable Seeds | The Old Farmer's Almanac

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Planting Calendar for Hungry Horse, MT

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 Spring

On average, your last spring frost occurs on May 17 (at HUNGRY HORSE DAM, MT climate station, elevation 3159 feet).
CropFrost Based on Frost Dates
Moon Based on Moon Dates
Start Seeds IndoorsPlant Seedlings
or Transplants
Start Seeds Outdoors
ArugulaN/AN/AFrost May 3-17
Moon May 3- 5
BasilFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost May 17-Jun 7
Moon May 19-Jun 3
N/A
BeetsN/AN/AFrost May 3-24
Moon May 6-18
Bell PeppersFrost Mar 7-22
Moon Mar 7
Frost May 24-Jun 7
Moon May 24-Jun 3
N/A
Bok ChoyFrost Apr 5-19
Moon Apr 5
Frost May 24-Jun 7
Moon May 24-Jun 3
N/A
BroccoliFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost Apr 19-May 10
Moon Apr 19-May 5
N/A
CabbageFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost Apr 19-May 3
Moon Apr 19-May 3
N/A
CantaloupesFrost Apr 19-26
Moon Apr 19-26
Frost May 31-Jun 14
Moon May 31-Jun 3
N/A
CarrotsN/AN/AFrost Apr 12-26
Moon Apr 12-18
CauliflowerFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost Apr 19-May 10
Moon Apr 19-May 5
N/A
CeleryFrost Mar 7-22
Moon Mar 7
Frost May 24-Jun 7
Moon May 24-Jun 3
N/A
ChivesN/AN/AFrost Apr 19-26
Moon Apr 19-26
Cilantro (Coriander)N/AN/AFrost May 17-31
Moon May 19-31
CollardsN/AN/AFrost Apr 19-May 3
Moon Apr 19-May 3
CornN/AN/AFrost May 31-Jun 21
Moon May 31-Jun 3, Jun 17-21
CucumbersFrost Apr 19-26
Moon Apr 19-26
Frost May 31-Jun 14
Moon May 31-Jun 3
N/A
DillN/AN/AFrost May 17-Jun 21
Moon May 19-Jun 3
EggplantsFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost May 31-Jun 14
Moon May 31-Jun 3
N/A
Fava Beans (Broad Beans)Frost Feb 21-Mar 7
Moon Feb 21-Mar 7
Frost Mar 29-Apr 19
Moon Mar 29-Apr 5, Apr 19
N/A
Green BeansN/AN/AFrost May 24-Jun 14
Moon May 24-Jun 3
Jalapeño PeppersFrost Mar 7-22
Moon Mar 7
Frost May 24-Jun 7
Moon May 24-Jun 3
N/A
KaleFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost Apr 19-May 10
Moon Apr 19-May 5
N/A
KohlrabiFrost Apr 5-19
Moon Apr 5
Frost Apr 26-May 3
Moon Apr 26-May 3
N/A
LettuceFrost Apr 5-19
Moon Apr 5
Frost May 3-31
Moon May 3- 5, May 19-31
N/A
OkraN/AN/AFrost May 31-Jun 14
Moon May 31-Jun 3
OnionsN/AN/AFrost Apr 19-May 10
Moon May 6-10
OreganoFrost Mar 7-Apr 5
Moon Mar 7, Mar 23-Apr 5
Frost May 17-Jun 7
Moon May 19-Jun 3
N/A
ParsleyN/AN/AFrost Apr 19-May 3
Moon Apr 19-May 3
ParsnipsN/AN/AFrost Apr 26-May 17
Moon May 6-17
PeasN/AN/AFrost Apr 5-26
Moon Apr 5, Apr 20-26
PotatoesN/AN/AFrost Apr 19-May 3
PumpkinsFrost Apr 26-May 10
Moon Apr 26-May 5
Frost May 31-Jun 14
Moon May 31-Jun 3
N/A
RadishesN/AN/AFrost Mar 22-Apr 12
Moon Apr 6-12
RosemaryFrost Mar 7-22
Moon Mar 7
Frost May 24-Jun 14
Moon May 24-Jun 3
N/A
SageFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost May 17-31
Moon May 19-31
N/A
SpinachN/AN/AFrost Apr 5-26
Moon Apr 5, Apr 20-26
Sweet PotatoesN/AN/AFrost Jun 7-21
Moon Jun 7-16
Swiss ChardFrost Apr 5-19
Moon Apr 5
Frost Apr 26-May 3
Moon Apr 26-May 3
N/A
ThymeFrost Mar 7-Apr 5
Moon Mar 7, Mar 23-Apr 5
Frost May 17-Jun 7
Moon May 19-Jun 3
N/A
TomatillosFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost Jun 7-21
Moon Jun 17-21
N/A
TomatoesFrost Mar 22-Apr 5
Moon Mar 22-Apr 5
Frost May 24-Jun 14
Moon May 24-Jun 3
N/A
TurnipsN/AN/AFrost Apr 19-May 10
Moon May 6-10
WatermelonsFrost Apr 19-26
Moon Apr 19-26
Frost May 31-Jun 14
Moon May 31-Jun 3
N/A
Winter SquashN/AN/AFrost May 31-Jun 28
Moon May 31-Jun 3, Jun 17-28
Zucchini and Summer SquashN/AN/AFrost May 31-Jun 28
Moon May 31-Jun 3, Jun 17-28

Planting Dates for Fall

On average, your first fall frost occurs on September 25 (at HUNGRY HORSE DAM, MT climate station).
CropFrost Based on Frost Dates
Start Seeds Indoors by...Plant Seedlings Outdoors by...Start Seeds Outdoors by...
ArugulaN/AN/AFrost Aug 21
BeetsN/AN/AFrost Aug 11
Bell PeppersFrost Apr 12Frost Jun 7N/A
Bok ChoyN/AN/AFrost Aug 16
BroccoliFrost Jun 14Frost Jul 12N/A
CabbageFrost Jun 4Frost Jul 2N/A
CantaloupesN/AN/AFrost June 14
CarrotsN/AN/AFrost Aug 6
CauliflowerFrost Jun 14Frost Jul 12N/A
CeleryFrost Apr 3Frost Jun 12N/A
CollardsN/AN/AFrost Jul 27
CornN/AN/AFrost June 21
CucumbersN/AN/AFrost Jun 22
EggplantsFrost Apr 12Frost June 14N/A
Fava Beans (Broad Beans)N/AN/AFrost Jul 27
Green BeansN/AN/AFrost Jun 22
Jalapeño PeppersFrost May 2Frost Jun 27N/A
KaleFrost Jul 4Frost Aug 1N/A
KohlrabiN/AN/AFrost Aug 6
LettuceN/AN/AFrost Aug 16
OkraN/AN/AFrost Jun 17
ParsnipsN/AN/AFrost Jun 22
PeasN/AN/AFrost Jul 22
PotatoesN/AN/AFrost Jun 7
PumpkinsN/AN/AFrost June 14
RadishesN/AN/AFrost Aug 21
SpinachN/AN/AFrost Aug 31
Sweet PotatoesFrost Apr 23Frost June 21N/A
Swiss ChardN/AN/AFrost Aug 16
TomatillosN/AN/AFrost June 21
TomatoesFrost Apr 17Frost June 14N/A
TurnipsN/AN/AFrost Aug 16
WatermelonsN/AN/AFrost June 14
Winter SquashN/AN/AFrost June 28
Zucchini and Summer SquashN/AN/AFrost June 28
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