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

Planting Calendar for Waltham, MA

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 4 (at BEDFORD HANSCOM FLD, MA climate station).
CropFrost Based on Frost Dates
Start Seeds Indoors by...Plant Seedlings Outdoors by...Start Seeds Outdoors by...
ArugulaN/AN/AFrost Aug 30
BeetsN/AN/AFrost Aug 20
Bell PeppersFrost Apr 21Frost Jun 16N/A
BroccoliFrost Jun 23Frost Jul 21N/A
CabbageFrost Jun 13Frost Jul 11N/A
CantaloupesN/AN/AFrost Jun 6
CarrotsN/AN/AFrost Aug 15
CauliflowerFrost Jun 23Frost Jul 21N/A
CeleryFrost Apr 12Frost Jun 21N/A
CornN/AN/AFrost Jun 26
CucumbersN/AN/AFrost Jul 1
EggplantsFrost Apr 21Frost Jun 16N/A
Green BeansN/AN/AFrost Jul 1
Jalapeño PeppersFrost May 11Frost Jul 6N/A
KaleFrost Jul 13Frost Aug 10N/A
KohlrabiN/AN/AFrost Aug 15
LettuceN/AN/AFrost Aug 25
OkraN/AN/AFrost Jun 26
ParsnipsN/AN/AFrost Jul 1
PeasN/AN/AFrost Jul 31
PotatoesN/AN/AFrost Jul 21
PumpkinsN/AN/AFrost May 31
RadishesN/AN/AFrost Aug 30
SpinachN/AN/AFrost Sep 9
Sweet PotatoesFrost May 2Frost June 7N/A
Swiss ChardN/AN/AFrost Aug 25
TomatoesFrost Apr 26Frost Jun 21N/A
TurnipsN/AN/AFrost Aug 25
WatermelonsN/AN/AFrost Jun 6
Winter SquashN/AN/AFrost Jun 21
ZucchiniN/AN/AFrost Jul 6

Planting Dates for Spring

On average, your last spring frost occurs on May 3 (at BEDFORD HANSCOM FLD, MA climate station, elevation 134 feet).
CropFrost Based on Frost Dates
Moon Based on Moon Dates
Start Seeds IndoorsPlant Seedlings
or Transplants
Start Seeds Outdoors
ArugulaN/AN/AFrost Apr 19-May 3
Moon Apr 30-May 3
BasilFrost Mar 7-22
Moon Mar 7-18
Frost May 3-24
Moon May 3-15
N/A
BeetsN/AN/AFrost Apr 19-May 10
Moon Apr 19-29
Bell PeppersFrost Feb 21-Mar 7
Moon Mar 2- 7
Frost May 10-24
Moon May 10-15
N/A
BroccoliFrost Mar 7-22
Moon Mar 7-18
Frost Apr 5-26
Moon Apr 5-16
N/A
CabbageFrost Mar 7-22
Moon Mar 7-18
Frost Apr 5-19
Moon Apr 5-16
N/A
CantaloupesFrost Apr 5-12
Moon Apr 5-12
Frost May 17-31
Moon May 30-31
N/A
CarrotsN/AN/AFrost Mar 29-Apr 12
Moon Mar 29-31
CauliflowerFrost Mar 7-22
Moon Mar 7-18
Frost Apr 5-26
Moon Apr 5-16
N/A
CeleryFrost Feb 21-Mar 7
Moon Mar 2- 7
Frost May 10-24
Moon May 10-15
N/A
ChivesN/AN/AFrost Apr 5-12
Moon Apr 5-12
Cilantro (Coriander)N/AN/AFrost May 3-17
Moon May 3-15
CornN/AN/AFrost May 17-Jun 7
Moon May 30-Jun 7
CucumbersFrost Apr 5-12
Moon Apr 5-12
Frost May 17-31
Moon May 30-31
N/A
DillN/AN/AFrost May 3-Jun 7
Moon May 3-15, May 30-Jun 7
EggplantsFrost Mar 7-22
Moon Mar 7-18
Frost May 17-31
Moon May 30-31
N/A
Green BeansN/AN/AFrost May 10-31
Moon May 10-15, May 30-31
Jalapeño PeppersFrost Feb 21-Mar 7
Moon Mar 2- 7
Frost May 10-24
Moon May 10-15
N/A
KaleFrost Mar 7-22
Moon Mar 7-18
Frost Apr 5-26
Moon Apr 5-16
N/A
KohlrabiFrost Mar 22-Apr 5
Moon Apr 1- 5
Frost Apr 12-19
Moon Apr 12-16
N/A
LettuceFrost Mar 22-Apr 5
Moon Apr 1- 5
Frost Apr 19-May 17
Moon Apr 30-May 15
N/A
OkraN/AN/AFrost May 17-31
Moon May 30-31
OnionsN/AN/AFrost Apr 5-26
Moon Apr 17-26
OreganoFrost Feb 21-Mar 22
Moon Mar 2-18
Frost May 3-24
Moon May 3-15
N/A
ParsleyN/AN/AFrost Apr 5-19
Moon Apr 5-16
ParsnipsN/AN/AFrost Apr 12-May 3
Moon Apr 17-29
PeasN/AN/AFrost Mar 22-Apr 12
Moon Apr 1-12
PotatoesN/AN/AFrost Apr 26-May 17
Moon Apr 26-29, May 16-17
PumpkinsFrost Apr 12-26
Moon Apr 12-16
Frost May 17-31
Moon May 30-31
N/A
RadishesN/AN/AFrost Mar 7-29
Moon Mar 19-29
RosemaryFrost Feb 21-Mar 7
Moon Mar 2- 7
Frost May 10-31
Moon May 10-15, May 30-31
N/A
SageFrost Mar 7-22
Moon Mar 7-18
Frost May 3-17
Moon May 3-15
N/A
SpinachN/AN/AFrost Mar 22-Apr 12
Moon Apr 1-12
Sweet PotatoesN/AN/AFrost May 24-Jun 7
Moon May 24-29
Swiss ChardFrost Mar 22-Apr 5
Moon Apr 1- 5
Frost Apr 12-19
Moon Apr 12-16
N/A
ThymeFrost Feb 21-Mar 22
Moon Mar 2-18
Frost May 3-24
Moon May 3-15
N/A
TomatoesFrost Mar 7-22
Moon Mar 7-18
Frost May 10-31
Moon May 10-15, May 30-31
N/A
TurnipsN/AN/AFrost Apr 5-26
Moon Apr 17-26
WatermelonsFrost Apr 5-12
Moon Apr 5-12
Frost May 17-31
Moon May 30-31
N/A
Winter SquashN/AN/AFrost May 17-Jun 14
Moon May 30-Jun 14
ZucchiniN/AN/AFrost May 17-Jun 14
Moon May 30-Jun 14