🥕 When to Plant Parsnips

Sow in spring, harvest after the first hard frost. Pick your zone below for exact dates, or read the quick reference.

Season type
Cool-season
hardy
Spacing
3″ / 18″
plants / rows
Days to maturity
100–120
from sowing

Always use fresh seed — parsnip seed barely survives a year — and be patient with 2–3 week germination. The payoff comes after fall frost converts starch to sugar; they can overwinter in the ground under mulch.

Parsnips planting windows by zone

ZoneMain planting window
Zone 1 May 25 – Jun 15 direct sow
Zone 2 May 9 – May 30 direct sow
Zone 3 Apr 24 – May 15 direct sow
Zone 4 Apr 14 – May 5 direct sow
Zone 5 Apr 1 – Apr 22 direct sow
Zone 6 Mar 20 – Apr 10 direct sow
Zone 7 Mar 9 – Mar 30 direct sow
Zone 8 Feb 22 – Mar 15 direct sow
Zone 9 Jan 30 – Feb 20 direct sow
Zone 10 Jan 4 – Jan 25 direct sow
Zone 11 Coolest months (Oct–Mar) frost-free
Zone 12 Coolest months (Oct–Mar) frost-free
Zone 13 Coolest months (Oct–Mar) frost-free

Each zone link above has the complete schedule — direct sowing, and season-fit notes. Zone dates are typical medians; for windows built on your own city's frost dates, use the frost date lookup and planting calendar.