Plant Kale in Zone 6b
Seed-starting, transplant & harvest dates for USDA Zone 6b
Start indoors
Mar 4
Transplant
Apr 1
Direct sow
Mar 25
Harvest (~60d)
May 31
In Zone 6b, the average last spring frost is around April. Kale is a 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 Kale grow guide → · All crops for Zone 6b →
Frequently asked questions
When should I start kale in Zone 6b?
Start kale seeds indoors around Mar 4 (Zone 6b).
Can I direct sow kale in Zone 6b?
Yes, direct sow around Mar 25.