🥦 Can I Plant Broccoli in Durham, NC?

2026 planting guide for Zone 7b · Last frost ~March 22 · Growing season ~238 days

✅ YES — Good temps, but watch for heat — highs near 91°F

Temperature conditions are suitable for Broccoli. Highs near 91°F are on the warm side — make sure plants have plenty of water.

Planting window: Jul 2 – Jul 16
Good to go — plant now while conditions are right.
Live result based on current forecast for Durham, NC · Updates every 6 hours
USDA Zone
7b
Last Spring Frost
~March 22
First Fall Frost
November 15
Growing Season
~238 days
Ideal Temp for Broccoli
45–65°F
Frost Risk
✅ Tolerant

Growing Broccoli in Durham

Durham's Zone 7b location in the Research Triangle provides about 237 frost-free days. Similar to Raleigh just 20 miles away, Durham enjoys warm, humid summers and a generous fall window. Tomatoes, peppers, cucumbers, and sweet potatoes all perform well. The fall garden starting in late August is particularly rewarding — broccoli, kale, and collard greens often produce into December in Durham's mild climate.

In Durham (last frost around March 22), broccoli can go out around February — approximately 6 weeks before the last expected frost, making it an early-season opportunity. Starting seeds indoors 6 weeks before the last frost date gives you a significant head start.

Broccoli thrives between 45°F and 65°F. It tolerates temperatures as low as 28°F, making it a candidate for early spring planting before the last frost date. Expect 80–100 days from transplant to first harvest. Cool-season. Heat causes bolting.

Frequently Asked Questions

When can I plant broccoli in Durham, NC?

In Durham (last frost around March 22), broccoli can go out around February — approximately 6 weeks before the last expected frost, making it an early-season opportunity. For best results, start seeds indoors 6 weeks before that — giving you strong transplants ready to go out at the right time.

What is the USDA hardiness zone for Durham?

Durham, NC is in USDA Plant Hardiness Zone 7b. The last expected spring frost is around March 22, and the first fall frost arrives around November 15. This zone classification helps you understand which perennials survive winter and when annual vegetables can safely go outdoors.

Is it safe to plant broccoli outside in Durham right now?

That depends on the current weather forecast. Broccoli needs temperatures above 28°F (ideally 45–65°F) to thrive. CanIPlant checks your real 7-day forecast and any active frost alerts to give you a live YES, NO, or WAIT answer — just enter your ZIP code.

Can I grow broccoli in Durham 2026?

Yes — Broccoli grows well in Durham, NC. With a Zone 7b climate and a growing season of ~238 days, Durham is well-suited for cool-season crops like broccoli. As a frost-tolerant crop, broccoli can even go out a few weeks before the last frost date.

Grow Broccoli in Other Cities

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