When should I plant Broccoli in Zone 6a?

Start Broccoli seeds indoors around Mar 17. Transplant outdoors after May 12. Expect first harvest around Jul 11.

What is the last frost date for Zone 6a?

The average last spring frost date for Zone 6a is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Can I grow Broccoli in Zone 6a?

Yes. Broccoli needs 70 days to harvest. Zone 6a has a 163-day growing season, which is sufficient.

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🥦 Growing Broccoli in Zone 6a

Zone 6a has mild winters and a long growing season -- good conditions for Broccoli. Sidste frost: Apr 28. Første frost: Oct 8.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 17Oct 8

Season: Apr 28 – Oct 8 (163 dage)

Zone6a

Sidste frostApr 28

Første frostOct 8

Sæson163 dage

Høst70 dage

SolFuld Sol

When to Plant Broccoli in Zone 6a

Start Seeds Indoors: Mar 17

Start Broccoli seeds indoors around Mar 17 (6 uger før sidste frost). Optimal germination temperature: 75F. Germinates in 5-10 days.

Transplant Outdoors: May 12

Transplant Broccoli seedlings outdoors after May 12. Wait until soil temperature reaches 50F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Jul 11

First harvest approximately Jul 11 (~60 dage from transplant). Continue harvesting until first frost (Oct 8).

Fall Planting: Jul 16

For a fall harvest, plant Broccoli around Jul 16 (12 weeks before first frost).

Samdyrkning

✅ Salvie ✅ Rosmarin ✅ Mynte ✅ Kamille ✅ Dild

❌ Jordbær❌ Tomater❌ Bønner

Broccoli in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Garden Broccoli

Track Broccoli from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Broccoli Growing Guide