Zone 6 vegetable planting calendar
Average frost dates and when to start, transplant and sow common vegetables in USDA zone 6 (6a and 6b) for the 2027 season.
Last spring frost (avg.)
Apr 15
First fall frost (avg.)
Oct 20
Growing season
~188 days
frost-free
Month by month in zone 6
January
- Start indoors: Onion
February
- Start indoors: Tomato
- Start indoors: Pepper
- Start indoors: Eggplant
- Start indoors: Broccoli
- Start indoors: Cabbage
March
- Transplant out: Broccoli
- Transplant out: Cabbage
- Transplant out: Onion
- Start indoors: Lettuce
- Sow outdoors: Lettuce
- Sow outdoors: Spinach
- Sow outdoors: Peas
- Sow outdoors: Radish
- Sow outdoors: Carrot
- Sow outdoors: Potato
- Start indoors: Cucumber
- Start indoors: Squash & zucchini
- Start indoors: Basil
April
- Transplant out: Tomato
- Transplant out: Pepper
- Transplant out: Eggplant
- Sow outdoors: Bush beans
- Sow outdoors: Sweet corn
- Sow outdoors: Cucumber
- Sow outdoors: Squash & zucchini
- Transplant out: Basil
Planting dates by crop
Tomato
- Start indoors
- Feb 18 – Mar 4
- Transplant out
- Apr 22 – May 6
Pepper
- Start indoors
- Feb 4 – Feb 18
- Transplant out
- Apr 29 – May 13
Eggplant
- Start indoors
- Feb 4 – Feb 18
- Transplant out
- Apr 29 – May 13
Broccoli
- Start indoors
- Feb 18 – Mar 4
- Transplant out
- Mar 25 – Apr 8
Cabbage
- Start indoors
- Feb 18 – Mar 4
- Transplant out
- Mar 18 – Apr 1
Onion
- Start indoors
- Jan 21 – Feb 4
- Transplant out
- Mar 18 – Apr 1
Lettuce
- Start indoors
- Mar 4 – Mar 18
- Sow outdoors
- Mar 18 – Apr 8
Spinach
- Sow outdoors
- Mar 4 – Mar 25
Peas
- Sow outdoors
- Mar 4 – Mar 18
Radish
- Sow outdoors
- Mar 18 – Apr 8
Carrot
- Sow outdoors
- Mar 25 – Apr 15
Potato
- Sow outdoors
- Mar 25 – Apr 8
Bush beans
- Sow outdoors
- Apr 22 – May 6
Sweet corn
- Sow outdoors
- Apr 22 – May 6
Cucumber
- Start indoors
- Mar 18 – Mar 25
- Sow outdoors
- Apr 22 – May 6
Squash & zucchini
- Start indoors
- Mar 18 – Mar 25
- Sow outdoors
- Apr 22 – May 6
Basil
- Start indoors
- Mar 4 – Mar 18
- Transplant out
- Apr 22 – May 6
Other zones
Turn these dates into reminders
Smart Garden Planner keeps your seed-starting, transplant and harvest dates on one calendar with morning reminders.
Frost dates are broad averages for zone 6 and can differ by several weeks locally. Planting windows follow common extension seed-starting guidance. Check your local extension office for exact dates.