Planting Dates for Massachusetts

Massachusetts spans zones 5b-7a with excellent growing conditions, particularly in the Connecticut River Valley and Cape Cod. The state has a rich agricultural heritage and a strong local food movement.

USDA Zones 5b-7a • 140-200 frost-free days depending on location

Frost Dates in Massachusetts

Average last spring frost and first fall frost dates for Massachusetts cities. Use these to calculate your planting windows.

CityLast Spring FrostFirst Fall FrostFrost-Free DaysUSDA Zone
BostonApr 8Oct 292047a
WorcesterApr 28Oct 51606a
SpringfieldApr 22Oct 121736b

Gardening Tips for Massachusetts

  • ✓The Connecticut River Valley has some of New England's richest farmland.
  • ✓Cape Cod and the islands enjoy an extended season with ocean moderation.
  • ✓Start tomatoes and peppers indoors by mid-March for late May transplanting.
  • ✓Succession plant lettuce and greens from April through September.

What to Plant in Massachusetts

Cold-Hardy Crops (plant early)

These crops tolerate frost and can be planted 2-6 weeks before your last frost date.

LettuceSemi-Hardy

30-60 days from sowing

PeasHardy

55-70 days from sowing

CarrotsSemi-Hardy

60-80 days from sowing

KaleHardy

50-70 days from sowing

BroccoliSemi-Hardy

55-80 days from transplant

SpinachHardy

35-50 days from sowing

RadishesHardy

20-35 days from sowing

GarlicHardy

July-August the following year

OnionsHardy

90-120 days from transplant

PotatoesSemi-Hardy

70-120 days from planting

BeetsSemi-Hardy

50-70 days from sowing

Swiss ChardSemi-Hardy

50-60 days from sowing

Warm-Season Crops (plant after last frost)

Start these indoors and transplant after all frost danger has passed.

TomatoesVery Tender

60-85 days from transplant

PeppersVery Tender

60-90 days from transplant

BeansTender

50-65 days from sowing

CucumbersVery Tender

50-65 days from sowing

Zucchini & Summer SquashTender

45-60 days from sowing

CornTender

60-100 days from sowing

Herbs (Basil, Cilantro, Dill)Tender

30-60 days from sowing

Get Exact Planting Dates for Massachusetts

Enter your city's frost date and get precise seed starting, transplant, and harvest dates for 38+ vegetables — free.

Frequently Asked Questions

When is the last frost date in Massachusetts?

Last frost dates in Massachusetts vary by city: Boston (Apr 8), Worcester (Apr 28), Springfield (Apr 22).

What USDA hardiness zones are in Massachusetts?

Massachusetts spans USDA hardiness zones 5b-7a. Your specific zone determines which perennials survive winter and when to start planting annuals.

What vegetables grow best in Massachusetts?

Hardy crops like peas, kale, spinach, and garlic thrive across Massachusetts. In warmer zones, tomatoes, peppers, and cucumbers do well with proper timing. Use our free calculator for exact planting dates.

How long is the growing season in Massachusetts?

140-200 frost-free days depending on location. Extend your season with cold frames, row covers, and indoor seed starting.

Planting Dates by State

Explore More Resources