Regiment

Family: Amaranthaceae Vegetable

Planting Schedule

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Tender, savoyed leaves unfurl with a velvety, crinkled texture and a deep, lively green that feels almost luminous in the garden.

Regiment spinach delivers a sweet, clean flavor with a satisfying bite—ideal for steaming, sautéing, and quick stir-fries, or for blending into rich sauces and hearty soups. With about 45 days to maturity, it’s a dependable choice for cool-season harvests when you want consistent, garden-fresh greens at their peak.

Light: Full SunMaturity: 45 DaysHabit: Rosette

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Regiment 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	May 4th	May 25th	Jul 9th – Aug 1st
Zone 2a	Apr 27th	May 18th	Jul 2nd – Aug 29th
Zone 2b	Apr 17th	May 8th	Jun 22nd – Aug 25th
Zone 3a	Apr 17th	May 8th	Jun 22nd – Sep 1st
Zone 3b	Apr 21st	May 12th	Jun 26th – Sep 21st
Zone 4a	Apr 17th	May 8th	Jun 22nd – Sep 24th
Zone 4b	Apr 15th	May 6th	Jun 20th – Sep 27th
Zone 5a	Apr 10th	May 1st	Jun 15th – Sep 30th
Zone 5b	Apr 6th	Apr 27th	Jun 11th – Oct 5th
Zone 6a	Apr 3rd	Apr 24th	Jun 8th – Oct 10th
Zone 6b	Mar 28th	Apr 18th	Jun 2nd – Oct 16th
Zone 7a	Mar 23rd	Apr 13th	May 28th – Oct 20th
Zone 7b	Mar 13th	Apr 3rd	May 18th – Oct 28th
Zone 8a	Mar 4th	Mar 25th	May 9th – Nov 5th
Zone 8b	Feb 23rd	Mar 16th	Apr 30th – Nov 12th
Zone 9a	Feb 6th	Feb 27th	Apr 13th – Nov 26th
Zone 9b	Jan 12th	Feb 2nd	Mar 19th – Dec 9th
Zone 10a	—	Oct 1st	Nov 15th – Feb 28th
Zone 10b	—	Oct 1st	Nov 15th – Feb 28th
Zone 11a	—	Oct 1st	Nov 15th – Feb 28th
Zone 11b	—	Oct 1st	Nov 15th – Feb 28th
Zone 12a	—	Oct 1st	Nov 15th – Feb 28th
Zone 12b	—	Oct 1st	Nov 15th – Feb 28th
Zone 13a	—	Oct 1st	Nov 15th – Feb 28th
Zone 13b	—	Oct 1st	Nov 15th – Feb 28th

Crop Details

Trait	Value
Days to Maturity	45
Sun Requirements	Full Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	40
Min Night Temp (°F)	30
Harden Off (days)	6

Culinary Notes

Chef's Note

Regiment’s crinkled, savoyed leaf texture lets it wilt fast but still keep a satisfying chew—great when you want spinach flavor without the watery collapse. Use gentle heat and short cooking so the sweetness stays up and the green doesn’t dull.

Best Uses

quick sauté with olive oil and a pinch of salt until just wilted
steam and toss with lemon zest and a slick of butter
blend into a silky soup base or pasta sauce (low heat to keep it green)
stir-fry where the leaves should keep some bite, not collapse

Flavor Profile

sweet, clean grassy flavor tender yet snappy bite velvety crinkled texture that holds heat and sauce bright green, slightly earthy finish

Kitchen Pairings

lemon olive oil butter parmesan ricotta eggs

Frequently Asked Questions

What’s the most common spinach (Spinacia oleracea) disease to watch for, and how do I treat it?

Fungal downy mildew is a frequent problem on spinach, especially in cool, humid weather, showing yellow patches on top with gray-purple growth underneath the leaves. Remove and discard infected plants, avoid overhead watering, and improve airflow by spacing plants properly. If you need to act quickly, use a labeled fungicide that targets downy mildew and follow the label for spinach use.

How often should I water spinach during the main growing phase (about weeks 2–6)?

Keep the soil evenly moist from seedling establishment through harvest, aiming for consistently damp (not waterlogged) beds. In most home gardens this means watering about 1 inch per week total, split into smaller sessions, and adjusting to heat—spinach needs more frequent watering during warm spells to prevent stress and early bolting. Mulch lightly to reduce surface drying and check moisture at 1–2 inches deep before watering again.

How can I tell when my spinach (Spinacia oleracea) is ready to harvest?

Harvest when leaves are tender and usable, typically about 40–50 days after sowing, and when plants have formed a good rosette of medium-sized leaves. Pick outer leaves first (leave the center growing) for a longer harvest window, or harvest whole plants if you need a single cut. If leaves become tough or bitter or you see the plant starting to bolt, harvest immediately and expect fewer tender leaves.