SproutSmart
SproutSmart™ Intelligent Garden Sowing

Parsnip

Family: Apiaceae Root vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Parsnip to a garden.

Sweetly fragrant and richly mellow, this long-root Parsnip delivers a warm, honeyed flavor with a firm, creamy bite when grown to full maturity.

The roots form smooth, tapered cylinders with a pale ivory skin that turns subtly golden in the sun, offering a velvety texture that holds beautifully through roasting and caramelizing. Ideal for long-season gardens, it shines in hearty root roasts, velvety purées, and savory soups, and it also lends itself to pickling for a bright, aromatic accent.

Light: Full SunMaturity: 105 DaysHabit: Taproot

Botanical illustration of Parsnip

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Parsnip Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone Start Indoors Sow / Transplant Harvest
Zone 1a Protected Environment Only
Zone 1b Protected Environment Only
Zone 2a Protected Environment Only
Zone 2b Protected Environment Only
Zone 3a Direct Sow May 15th Aug 28th – Sep 1st
Zone 3b Direct Sow May 19th Sep 1st – Sep 21st
Zone 4a Direct Sow May 15th Aug 28th – Sep 24th
Zone 4b Direct Sow May 13th Aug 26th – Sep 27th
Zone 5a Direct Sow May 8th Aug 21st – Sep 30th
Zone 5b Direct Sow May 4th Aug 17th – Oct 5th
Zone 6a Direct Sow May 1st Aug 14th – Oct 10th
Zone 6b Direct Sow Apr 25th Aug 8th – Oct 16th
Zone 7a Direct Sow Apr 20th Aug 3rd – Oct 20th
Zone 7b Direct Sow Apr 10th Jul 24th – Oct 28th
Zone 8a Direct Sow Apr 1st Jul 15th – Nov 5th
Zone 8b Direct Sow Mar 23rd Jul 6th – Nov 12th
Zone 9a Direct Sow Mar 6th Jun 19th – Nov 26th
Zone 9b Direct Sow Feb 9th May 25th – Dec 9th
Zone 10a — Oct 1st Jan 14th – Feb 28th
Zone 10b — Oct 1st Jan 14th – Feb 28th
Zone 11a — Oct 1st Jan 14th – Feb 28th
Zone 11b — Oct 1st Jan 14th – Feb 28th
Zone 12a — Oct 1st Jan 14th – Feb 28th
Zone 12b — Oct 1st Jan 14th – Feb 28th
Zone 13a — Oct 1st Jan 14th – Feb 28th
Zone 13b — Oct 1st Jan 14th – Feb 28th

Crop Details

TraitValue
Days to Maturity105
Sun RequirementsFull SunFull sun
Growth HabitTaproot
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)Not Required

Culinary Notes


Chef's Note

As it reaches full maturity, this long-root parsnip turns from merely earthy into warmly honeyed, with a firm, creamy bite that stands up to high-heat roasting. It purées into a genuinely silky texture, so it’s a go-to when you want body and sweetness without any floury tricks.

Best Uses

  • roasting/caramelizing until browned at the edges for maximum sweetness
  • velvety parsnip purée (press through a sieve if you want it truly smooth)
  • hearty root soups and braises where it thickens naturally
  • quick pickling for a sharp, aromatic crunch

Flavor Profile

warm, honeyed sweetness sweetly fragrant, parsley-celery edge firm-creamy bite when roasted silky, velvety texture in purée

Kitchen Pairings

brown butter thyme garlic sage black pepper pork

Frequently Asked Questions


How do I manage Cercospora leaf blight and other leaf spot problems on Pastinaca sativa (parsnip)?
Look for tan to brown spots that spread on parsnip leaves, often starting in the lower canopy in humid weather. Remove and discard infected foliage early, then improve airflow by thinning crowded plants and watering at the soil line instead of wetting leaves. If outbreaks are persistent, use a labeled fungicide for leafy vegetables/Apiaceae (follow the product label exactly) and avoid harvesting wet foliage to reduce spread.
What watering schedule and soil moisture level does Pastinaca sativa need during the main growing phase?
After seedlings establish, keep the soil consistently evenly moist but not waterlogged—aim for about 1 inch (2.5 cm) of water per week, split as needed during dry spells. Water deeply when the top 1 inch (2–3 cm) of soil dries, because parsnips form best when moisture is steady and roots aren’t repeatedly stressed. Mulch can help prevent swings, which otherwise lead to forked or fibrous roots.
When are parsnips (Pastinaca sativa) ready to harvest, and how can I tell?
Harvest at about 105 days from sowing, or when roots reach roughly 1–2 inches (2.5–5 cm) in diameter, though larger is fine if quality stays sweet. Use a gentle fork-lift to check size before pulling; if you feel a thick, well-formed root and the plant’s tops are starting to decline, it’s time. Parsnips also improve in flavor after cool weather, so you can harvest in stages after frost as long as the ground isn’t frozen solid.