Plant Broccoli in Zone 6b
Seed-starting, transplant & harvest dates for USDA Zone 6b
Start indoors
Mar 4
Transplant
Apr 1
Harvest (~65d)
Jun 5
In Zone 6b, the average last spring frost is around April. Broccoli is a half-hardy crop, so give it a head start indoors about 6 weeks before that, then move it out after frost danger passes.
Last spring frost
Apr 15
First fall frost
Oct 18
Growing season
186 days
Full Broccoli grow guide → · All crops for Zone 6b →
Frequently asked questions
When should I start broccoli in Zone 6b?
Start broccoli seeds indoors around Mar 4 (Zone 6b).
Can I direct sow broccoli in Zone 6b?
Broccoli is best started indoors and transplanted in Zone 6b rather than direct sown.