Home › Broccoli › Grow in Pennsylvania

Can You Grow Broccoli in Pennsylvania?

US · USDA Zone 6a · zones 5a, 5b, 6a, 6b

Grows well here

Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.

Plant zones

2a–9b

Pennsylvania last frost

early April

Pennsylvania first frost

late October

Days to harvest

60–80 days

When to plant Broccolis in Pennsylvania

Start indoors

Feb 17

Transplant

Apr 1

Harvest

May 31 – Jun 20

Dates are approximate, based on Pennsylvania's average frost dates. Your exact yard may vary by microclimate.

About Broccoli

Broccoli is a cool-season crop that produces best in spring and fall when temperatures are moderate.

Start indoors 6-8 weeks before last frost for spring planting or direct sow in midsummer for fall. Harvest the main head before it flowers — side shoots continue producing after.

Full broccoli growing guide →

Gardening in Pennsylvania

Pennsylvania has a humid continental climate. Philadelphia is Zone 7a; Pittsburgh is Zone 6a; northern Pennsylvania is Zone 5a-5b. Four distinct seasons with a 6-7 month growing window.