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

Plant Parsley in Zone 4b

Seed-starting, transplant & harvest dates for USDA Zone 4b

Start indoors
Mar 10
Transplant
Apr 21
Harvest (~75d)
Jul 5

In Zone 4b, the average last spring frost is around May. Parsley is a hardy crop, so give it a head start indoors about 8 weeks before that, then move it out after frost danger passes.

Last spring frost
May 5
First fall frost
Sep 28
Growing season
146 days

Full Parsley grow guide → · All crops for Zone 4b →

Frequently asked questions

When should I start parsley in Zone 4b?

Start parsley seeds indoors around Mar 10 (Zone 4b).

Can I direct sow parsley in Zone 4b?

Parsley is best started indoors and transplanted in Zone 4b rather than direct sown.