Flandria

Family: Amaranthaceae Leafy Green

Planting Schedule

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

Tender, velvety flat leaves of Flandria unfurl with a rich, spinach-green glow and a pleasantly sweet, clean flavor.

The texture is impressively smooth and succulent—ideal for quick harvests at peak size—while the plants hold their quality beautifully through the growing window. Grow Flandria for fresh salads, sautéing, and silky purées, or to brighten sauces and savory pies with its vivid color and gentle taste.

Light: Full SunMaturity: 45 DaysHabit: Rosette

Location not set yet

Enter your ZIP for local crop dates

Flandria 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	Direct Sow	Jun 1st	Jul 16th – Aug 1st
Zone 2a	Direct Sow	May 25th	Jul 9th – Aug 29th
Zone 2b	Direct Sow	May 15th	Jun 29th – Aug 25th
Zone 3a	Direct Sow	May 15th	Jun 29th – Sep 1st
Zone 3b	Direct Sow	May 19th	Jul 3rd – Sep 21st
Zone 4a	Direct Sow	May 15th	Jun 29th – Sep 24th
Zone 4b	Direct Sow	May 13th	Jun 27th – Sep 27th
Zone 5a	Direct Sow	May 8th	Jun 22nd – Sep 30th
Zone 5b	Direct Sow	May 4th	Jun 18th – Oct 5th
Zone 6a	Direct Sow	May 1st	Jun 15th – Oct 10th
Zone 6b	Direct Sow	Apr 25th	Jun 9th – Oct 16th
Zone 7a	Direct Sow	Apr 20th	Jun 4th – Oct 20th
Zone 7b	Direct Sow	Apr 10th	May 25th – Oct 28th
Zone 8a	Direct Sow	Apr 1st	May 16th – Nov 5th
Zone 8b	Direct Sow	Mar 23rd	May 7th – Nov 12th
Zone 9a	Direct Sow	Mar 6th	Apr 20th – Nov 26th
Zone 9b	Direct Sow	Feb 9th	Mar 26th – 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	Surface
Germination Temp (°F)	50
Min Soil Temp (°F)	45
Min Night Temp (°F)	28
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Flandria’s flat leaves go silky without turning bitter, so it handles heat fast—your sauté stays glossy and tender instead of collapsing into sludge. It also purées cleanly, making it ideal for smooth sauces and rich fillings where the color stays vivid and the flavor stays gentle.

Best Uses

fast sauté in a hot pan so the leaves stay glossy and supple
silky purées and blended soups (no grainy bitterness)
fold-through omelets and savory pies for color and tenderness
raw or lightly dressed salad leaves where they won’t get watery

Flavor Profile

pleasantly sweet, clean spinach flavor velvety, smooth leaf texture quick-cooking tenderness with a tender bite bright, spinach-green finish without harshness

Kitchen Pairings

lemon Parmesan butter olive oil ricotta eggs

Frequently Asked Questions

What pest or disease commonly affects Spinacia oleracea (spinach) and how do I control it at home?

Spinach commonly suffers from downy mildew (often showing as yellow patches on leaves with a gray-purple growth underneath) when weather stays cool and humid. Remove affected leaves immediately, increase airflow by spacing plants, and water the soil rather than the foliage. If you’ve had repeated issues, use a preventative fungicide labeled for downy mildew on leafy greens and follow label timing from sowing onward.

How often should I water Spinacia oleracea during the main growing phase?

During active leaf growth (roughly after seedlings establish through maturity), keep the soil consistently evenly moist but never waterlogged. In most home gardens, that usually means watering about 1–2 times per week, increasing to more frequent watering during hot spells to prevent leaf toughening and bolting. Aim for the top 1 inch of soil to stay damp—use a finger check—since dry swings can quickly make spinach bitter.

How can I tell when Spinacia oleracea is ready to harvest?

Harvest when leaves are fully expanded and the rosette looks firm—typically around 35–45 days after sowing. For baby spinach, pick leaves when they’re about 2–4 inches long; for larger heads/leafy plants, wait until leaves are bigger but still tender. Use scissors or harvest by cutting outer leaves first so the center can keep producing for additional pickings.