Organic ‘Large American Flag’ Leek

Organic ‘Large American Flag’ leek (Allium porrum) from the seed company Gaia, a robust leek with long white stems and aromatic sweetness

The ‘Large American Flag’ leek is a heritage variety prized for its long, 15- to 18-inch white stalks and broad, flat green leaves . Its mild, sweet flavor, reminiscent of a fine, delicate onion, is best revealed when cooked, especially in traditional soups, stews, or pies. Bred to withstand cold weather , this non-bulbous leek develops a creamy texture that gains aromatic depth after a few cool nights. Its impressive size and hardiness make it a must-have for cooler climate gardens.

Versatile, generous and tasty, it brings a vegetal sweetness ideal for enriching winter cuisine.

Companion plants : Carrot, Onion, Celery, Garlic, Beetroot, Cabbage, Spinach, Lettuce, Tomato
Nefarious plants : Peas, Beans

Spread/Carry : Upright and slender
Plant height : 60 to 90 cm
Quantity per packet : 100 seeds
Certification : Certified organic by Ecocert Canada
Special features : Long, thick white stems, sweet and mild flavor, excellent cold resistance, creamy texture

Leaf color : Bluish green
Texture/flavor : Soft, sweet, creamy after cooking
Cold tolerance : Down to -12C

Farming method

Start sowing 10 to 12 weeks before planting time. Sow densely in seed trays, spacing the seeds about 6 mm apart. Transplant when the seedlings reach 25 to 40 cm , planting them in trenches 15 cm deep, leaving 5 to 10 cm of foliage above the soil. Germination takes approximately 10 to 14 days at temperatures between 7 and 29C , with an optimum around 26C . Plant in partial sun/partial shade (level 2) and water regularly (level 2).

Harvesting and preservation

Harvest at all stages according to use, although the flavor is optimal after a few cold nights. Store leeks in a vegetable cellar in slightly damp sand, at 1 to 2 C .

Usage ideas

In soups and stews , where their creamy texture stands out
In stews or casseroles
In a leek fondue, meltingly tender and sweet
Roasted or braised for a caramelized sweetness
In delicious tarts, pies or quiches

The ‘Large American Flag’ leek offers length, sweetness, and hardiness in a heritage variety that thrives in cool climates. Resilient and aromatic, it remains an essential classic in vegetable gardens and traditional kitchens.