Garden Seeds
Leek Seeds – Large American Flag Leek
by Sow Me Seeds · United States
Buy directly from Sow Me Seeds. Final price and availability confirmed at checkout.
Large American Flag is a hardy heirloom leek with thick, white stalks and blue-green tops, perfect for fall and winter harvests. With a sweet, mild onion-like flavor, this classic variety adds rich depth to soups, stews, and roasts — and can withstand light
Read moreRead less
frosts with ease. [split_description] Why You’ll Love It Mild and Sweet: Offers a more delicate, less pungent flavor than onions — perfect for gourmet cooking. Cold Tolerant: Handles light frost and grows well into the cooler months. Tall, Thick Stalks: Produces large, upright stems with creamy white bases and sturdy greens. Long Harvest Window: Sow in spring and harvest from late summer through early winter. Plant Characteristics Height: 12–18 inches Growth Habit: Upright with long, thick stalks and leafy tops Stem Type: White, cylindrical shank with overlapping green leaves Days to Maturity: 90–120 days Hardiness: Biennial grown as an annual Flavor and Culinary Uses Flavor: Sweet, mild, and savory — less sharp than onions with a buttery finish Culinary Uses: Perfect for soups, stews, gratins, roasts, and sautéed as a flavorful side Companion Planting Tips Good Companions: Carrots, celery, beets, and brassicas Avoid Planting Near: Beans and peas (may compete for nutrients) Bonus Benefit: Can be blanched by mounding soil around the base to extend the white stalk Common Issues and Solutions Thin Stalks: Transplant deeply and hill soil up around the base to promote thick shanks Rust or Leaf Blight: Improve airflow and avoid overhead watering — remove affected foliage Slow Growth: Feed with compost-rich soil and ensure consistent moisture Seeds Per Packet 500mg Approximately 160 3g Approximately 960