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When to plant parsnip

Parsnip timing, counted from your average last spring frost and first fall frost. Very slow to sprout; frost sweetens roots.

Seasoncool-season, hardy to frost
Sow outdoors3 weeks before to at the last frost
Soil temperature to germinate35°F or warmer
Days to maturity100–130 days from seed
Spacing3–4 in apart, rows 18–24 in apart
Seed depth0.5 in

Example dates

PlaceDates
Austin, TX (78701)Sow outdoors: Feb 17–Mar 10
Atlanta, GA (30303)Sow outdoors: Mar 3–24
St. Louis, MO (63101)Sow outdoors: Mar 11–Apr 1
Chicago, IL (60614)Sow outdoors: Mar 20–Apr 10
Denver, CO (80202)Sow outdoors: Apr 9–30
Seattle, WA (98101)Sow outdoors: Feb 20–Mar 13

Every ZIP page has its own dates. Find your ZIP.

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Sources

Summarized in our own words from public extension publications.

All vegetables · Your ZIP's planting calendar