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What Grows in Boston, MA?

Boston's coastal location moderates temperatures somewhat but still demands cold-hardy planning for late spring frosts.

Zone

USDA 6b

Last frost

April 15

First frost

October 15

Frost-free days

168
Quick Answer

Boston is in USDA Zone 6b with about 168 frost-free days, and you can grow tomatoes, peppers, broccoli, beans, and more here.

Planting tips for Boston

Coastal moderation helps. Plant warm crops after May 1. Strong urban farming scene.

What to plant, and when

Timing by your frost dates — last frost April 15, first frost October 15.

🌱 Start indoors (pre-frost)

Tomato, Cherry Tomato, Bell Pepper, Chili Pepper, Cucumber, Zucchini, Eggplant, Pumpkin

❄️ Direct-sow early (cool season)

Lettuce, Spinach, Kale, Broccoli, Carrot, Radish, Beets, Onion

☀️ Plant after last frost

Green Beans, Potato, Sweet Potato, Corn, Microgreens, Rhubarb

🍂 Plant in fall

Garlic

What grows well in Boston

USDA Zone 6b

Frequently asked questions

What hardiness zone is Boston, MA in?

Boston, MA is in USDA Hardiness Zone 6b. This drives everything about what you can reliably grow — it maps directly to how cold your winters get.

When is the last frost in Boston?

The average last spring frost in Boston is around April 15, and the first fall frost is typically October 15. Plan to move tender plants outside after April 15 and have them harvested (or protected) before October 15.

What grows well in Boston?

Plenty — Boston's USDA Zone 6b climate supports 30+ crops. Some of the easiest and most reliable here are Cherry Tomato, Chili Pepper, Cucumber.

How long is Boston's growing season?

Boston typically has around 168 frost-free days per year (roughly April 15 to October 15). That's a full season — plenty of time for most annual vegetables plus a succession or fall crop of cool-season greens.

What should I plant first in Boston?

Go with fast-maturing crops to get a quick win while the season is short: Microgreens, Arugula, Radish are among the quickest from seed to harvest in Boston.

Can I grow vegetables in containers in Boston?

Yes — Boston's climate is container-friendly for the right crops. Tomato, Cherry Tomato, Bell Pepper all do well in pots, which also lets you start them a little earlier and move them in on cold nights.

When should I start seeds indoors in Boston?

For warm-season crops like Tomato, Cherry Tomato, Bell Pepper, start seeds indoors 6–8 weeks before your last frost (around April 15), then transplant after the danger of frost has passed.