Plant Zucchini in Zone 6b
Seed-starting, transplant & harvest dates for USDA Zone 6b
Start indoors
Mar 25
Transplant
Apr 29
Direct sow
Apr 29
Harvest (~55d)
Jun 23
In Zone 6b, the average last spring frost is around April. Zucchini is a tender crop, so give it a head start indoors about 3 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 Zucchini grow guide → · All crops for Zone 6b →
Frequently asked questions
When should I start zucchini in Zone 6b?
Start zucchini seeds indoors around Mar 25 (Zone 6b).
Can I direct sow zucchini in Zone 6b?
Yes, direct sow around Apr 29.