Prinz

Family: Apiaceae Vegetable

Planting Schedule

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Fragrant and richly sweet, Prinz celery forms crisp, tender stalks that feel cool and clean in the hand—an inviting crunch with a bright, green snap.

The flavor is notably mellow and aromatic, holding its character beautifully whether you’re enjoying it straight from the garden or using it to build flavorful bases and relish-style preparations. Grow Prinz for a steady, garden-to-table harvest of uniform, well-filled stems that stand up with confidence through the season’s shifting temperatures.

Light: Part SunMaturity: 90 DaysHabit: Rosette

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Prinz 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	Mar 16th	May 25th	Aug 23rd – Aug 29th
Zone 2b	Mar 6th	May 15th	Aug 13th – Aug 25th
Zone 3a	Mar 6th	May 15th	Aug 13th – Sep 1st
Zone 3b	Mar 10th	May 19th	Aug 17th – Sep 21st
Zone 4a	Mar 6th	May 15th	Aug 13th – Sep 24th
Zone 4b	Mar 4th	May 13th	Aug 11th – Sep 27th
Zone 5a	Feb 27th	May 8th	Aug 6th – Sep 30th
Zone 5b	Feb 23rd	May 4th	Aug 2nd – Oct 5th
Zone 6a	Feb 20th	May 1st	Jul 30th – Oct 10th
Zone 6b	Feb 14th	Apr 25th	Jul 24th – Oct 16th
Zone 7a	Feb 9th	Apr 20th	Jul 19th – Oct 20th
Zone 7b	Jan 30th	Apr 10th	Jul 9th – Oct 28th
Zone 8a	Jan 21st	Apr 1st	Jun 30th – Nov 5th
Zone 8b	Jan 12th	Mar 23rd	Jun 21st – Nov 12th
Zone 9a	Dec 26th	Mar 6th	Jun 4th – Nov 26th
Zone 9b	Dec 1st	Feb 9th	May 10th – Dec 9th
Zone 10a	Continuous Production
Zone 10b	Continuous Production
Zone 11a	Continuous Production
Zone 11b	Continuous Production
Zone 12a	Continuous Production
Zone 12b	Continuous Production
Zone 13a	Continuous Production
Zone 13b	Continuous Production

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	35
Harden Off (days)	6

Culinary Notes

Chef's Note

Prinz celery tastes like it was engineered for crunch—sweet, aromatic, and clean—so it holds up in chopped preparations without turning watery. It’s the kind of stalk that makes a stock or braise feel fresh from the first simmer, then still delivers snap when you bite back in.

Best Uses

ice-cold snacking sticks with flaky salt
mirepoix-style base for soups and braises (keeps shape, not mushy)
relish and chopped salads where you want an uncompromising crunch
quick pickling for tangy, herbal snap

Flavor Profile

bright green snap mellow sweetness cool, clean aromatic celery finish crisp-tender stalk texture

Kitchen Pairings

butter lemon Parmesan chicken tahini smoked paprika

Frequently Asked Questions

What pest or disease most often affects celery (Apium graveolens var. dulce), and how can I manage it?

Celery commonly suffers from leaf spot/early blight-type fungal issues (often worsened by crowded plants and wet foliage). Water at the soil line, space plants so air can move, and remove the worst affected leaves; for fast protection, apply a labeled copper-based fungicide when you first see spotting and repeat as directed. Keep beds free of debris because spores overwinter on plant residue.

How often should I water sweet celery during the main growing phase, and what soil moisture level should I maintain?

During the main growth (after seedlings establish and until harvest), keep the soil consistently evenly moist—typically about 1–2 inches of water per week depending on heat and rainfall. Let the top 1 inch of soil start to dry slightly, but don’t allow the root zone to fully dry out, since celery becomes stringy and can bolt when stressed. Mulch around plants to reduce moisture swings.

How do I know when sweet celery (Apium graveolens var. dulce) is ready to harvest?

Harvest around 90 days from sowing/transplanting when stalks are firm, crisp, and reach a usable size (generally thicker stalks with a solid base). Cut outer stalks first if you want ongoing production, or harvest the whole plant when the center stalks are also developed and the plant forms a tight, upright head. Avoid waiting until stalks become overly tall and hollow-feeling, which can indicate quality decline.