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

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Planting Calendar for Magrath, AB

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 22 (at LETHBRIDGE A, AB climate station, elevation 3044 feet).
CropFrost Based on Frost Dates
Moon Based on Moon Dates
Start Seeds IndoorsPlant Seedlings
or Transplants
Start Seeds Outdoors
ArugulaN/AN/AFrost May 8-22
Moon May 19-22
BasilFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost May 22-Jun 12
Moon May 22-Jun 3
N/A
BeetsN/AN/AFrost May 8-29
Moon May 8-18
Bell PeppersFrost Mar 13-27
Moon Mar 21-27
Frost May 29-Jun 12
Moon May 29-Jun 3
N/A
Bok ChoyFrost Apr 10-24
Moon Apr 19-24
Frost May 29-Jun 12
Moon May 29-Jun 3
N/A
BroccoliFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Apr 24-May 15
Moon Apr 24-May 5
N/A
CabbageFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Apr 24-May 8
Moon Apr 24-May 5
N/A
CantaloupesFrost Apr 24-May 1
Moon Apr 24-May 1
Frost Jun 5-19
Moon Jun 17-19
N/A
CarrotsN/AN/AFrost Apr 17-May 1
Moon Apr 17-18
CauliflowerFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Apr 24-May 15
Moon Apr 24-May 5
N/A
CeleryFrost Mar 13-27
Moon Mar 21-27
Frost May 29-Jun 12
Moon May 29-Jun 3
N/A
ChivesN/AN/AFrost Apr 24-May 1
Moon Apr 24-May 1
Cilantro (Coriander)N/AN/AFrost May 22-Jun 5
Moon May 22-Jun 3
CollardsN/AN/AFrost Apr 24-May 8
Moon Apr 24-May 5
CornN/AN/AFrost Jun 5-26
Moon Jun 17-26
CucumbersFrost Apr 24-May 1
Moon Apr 24-May 1
Frost Jun 5-19
Moon Jun 17-19
N/A
DillN/AN/AFrost May 22-Jun 26
Moon May 22-Jun 3, Jun 17-26
EggplantsFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Jun 5-19
Moon Jun 17-19
N/A
Fava Beans (Broad Beans)Frost Feb 26-Mar 13
Moon Feb 26-Mar 7
Frost Apr 3-24
Moon Apr 3- 5, Apr 19-24
N/A
Green BeansN/AN/AFrost May 29-Jun 19
Moon May 29-Jun 3, Jun 17-19
Jalapeño PeppersFrost Mar 13-27
Moon Mar 21-27
Frost May 29-Jun 12
Moon May 29-Jun 3
N/A
KaleFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Apr 24-May 15
Moon Apr 24-May 5
N/A
KohlrabiFrost Apr 10-24
Moon Apr 19-24
Frost May 1- 8
Moon May 1- 5
N/A
LettuceFrost Apr 10-24
Moon Apr 19-24
Frost May 8-Jun 5
Moon May 19-Jun 3
N/A
OkraN/AN/AFrost Jun 5-19
Moon Jun 17-19
OnionsN/AN/AFrost Apr 24-May 15
Moon May 6-15
OreganoFrost Mar 13-Apr 10
Moon Mar 21-Apr 5
Frost May 22-Jun 12
Moon May 22-Jun 3
N/A
ParsleyN/AN/AFrost Apr 24-May 8
Moon Apr 24-May 5
ParsnipsN/AN/AFrost May 1-22
Moon May 6-18
PeasN/AN/AFrost Apr 10-May 1
Moon Apr 19-May 1
PotatoesN/AN/AFrost Apr 24-May 8
Moon May 6- 8
PumpkinsFrost May 1-15
Moon May 1- 5
Frost Jun 5-19
Moon Jun 17-19
N/A
RadishesN/AN/AFrost Mar 27-Apr 17
Moon Apr 6-17
RosemaryFrost Mar 13-27
Moon Mar 21-27
Frost May 29-Jun 19
Moon May 29-Jun 3, Jun 17-19
N/A
SageFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost May 22-Jun 5
Moon May 22-Jun 3
N/A
SpinachN/AN/AFrost Apr 10-May 1
Moon Apr 19-May 1
Sweet PotatoesN/AN/AFrost Jun 12-26
Moon Jun 12-16
Swiss ChardFrost Apr 10-24
Moon Apr 19-24
Frost May 1- 8
Moon May 1- 5
N/A
ThymeFrost Mar 13-Apr 10
Moon Mar 21-Apr 5
Frost May 22-Jun 12
Moon May 22-Jun 3
N/A
TomatillosFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost Jun 12-26
Moon Jun 17-26
N/A
TomatoesFrost Mar 27-Apr 10
Moon Mar 27-Apr 5
Frost May 29-Jun 19
Moon May 29-Jun 3, Jun 17-19
N/A
TurnipsN/AN/AFrost Apr 24-May 15
Moon May 6-15
WatermelonsFrost Apr 24-May 1
Moon Apr 24-May 1
Frost Jun 5-19
Moon Jun 17-19
N/A
Winter SquashN/AN/AFrost Jun 5-Jul 3
Moon Jun 17-Jul 3
Zucchini and Summer SquashN/AN/AFrost Jun 5-Jul 3
Moon Jun 17-Jul 3

Planting Dates for Fall

On average, your first fall frost occurs on September 13 (at LETHBRIDGE A, AB climate station).
CropFrost Based on Frost Dates
Start Seeds Indoors by...Plant Seedlings Outdoors by...Start Seeds Outdoors by...
ArugulaN/AN/AFrost Aug 9
BeetsN/AN/AFrost Jul 30
Bell PeppersFrost Mar 31Frost June 12N/A
Bok ChoyN/AN/AFrost Aug 4
BroccoliFrost Jun 2Frost Jun 30N/A
CabbageFrost May 23Frost Jun 20N/A
CantaloupesN/AN/AFrost June 19
CarrotsN/AN/AFrost Jul 25
CauliflowerFrost Jun 2Frost Jun 30N/A
CeleryFrost Mar 22Frost June 12N/A
CollardsN/AN/AFrost Jul 15
CornN/AN/AFrost June 26
CucumbersN/AN/AFrost June 19
EggplantsFrost Mar 31Frost June 19N/A
Fava Beans (Broad Beans)N/AN/AFrost Jul 15
Green BeansN/AN/AFrost June 19
Jalapeño PeppersFrost Apr 20Frost Jun 15N/A
KaleFrost Jun 22Frost Jul 20N/A
KohlrabiN/AN/AFrost Jul 25
LettuceN/AN/AFrost Aug 4
OkraN/AN/AFrost June 19
ParsnipsN/AN/AFrost Jun 10
PeasN/AN/AFrost Jul 10
PotatoesN/AN/AFrost May 26
PumpkinsN/AN/AFrost June 19
RadishesN/AN/AFrost Aug 9
SpinachN/AN/AFrost Aug 19
Sweet PotatoesFrost Apr 11Frost June 26N/A
Swiss ChardN/AN/AFrost Aug 4
TomatillosN/AN/AFrost June 26
TomatoesFrost Apr 5Frost June 19N/A
TurnipsN/AN/AFrost Aug 4
WatermelonsN/AN/AFrost June 19
Winter SquashN/AN/AFrost July 3
Zucchini and Summer SquashN/AN/AFrost July 3
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