🌱 Free USDA zone, frost dates & planting calendar, by ZIP About & data sources
My Planting Zone know your zone

Plant Kale in Zone 5b

Seed-starting, transplant & harvest dates for USDA Zone 5b

Start indoors
Mar 14
Transplant
Apr 11
Direct sow
Apr 4
Harvest (~60d)
Jun 10

In Zone 5b, 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 25
First fall frost
Oct 8
Growing season
166 days

Full Kale grow guide → · All crops for Zone 5b →

Frequently asked questions

When should I start kale in Zone 5b?

Start kale seeds indoors around Mar 14 (Zone 5b).

Can I direct sow kale in Zone 5b?

Yes, direct sow around Apr 4.