Leek Vegetable Seeds Packet

$4.95

2 reviews
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Leek seeds for the kitchen garden that intends to actually produce leek this year. The Leek requires 120 days from seed to table and rewards every one of them.

Leek is a patient, cold-hardy allium that develops its best flavour and character over a long, slow season. Each packet is hermetically vacuum-sealed -- removing the oxygen that causes standard paper seed packets to lose germination viability within approximately one year. State law requires a 3-year viability label on sealed packaging. NASA research on hermetic seed storage indicates viability of up to 10 years under proper conditions. Every packet is non-GMO and germination-tested at independent third-party labs before it earns its Japanese woodblock print artwork.

Quick Seed Overview
  • Plant Type: Biennial
  • Genus: Allium
  • Species: A. ampeloprasum
  • Plant Height/Width: 1–2 ft tall x 6–12 in wide
  • Exposure: Full Sun
  • Difficulty: Moderate
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Why Shido Seeds Are the Best

Our flower and vegetable seeds are beautifully packaged little packets of magic. Guaranteed to turn your garden into the envy of the neighborhood. Get your hands dirty and let nature simply do its thing.

How to Plant Leek from Seed

PlantCare

Preparing for Planting

  1. Choose a sunny location with well-draining soil.
  2. Loosen the soil to at least 12 inches deep.
  3. Add compost or organic matter to improve fertility.

Sowing Seeds Indoors

  1. Fill seed trays or small pots with seed-starting mix.
  2. Sow seeds ¼ inch deep, spacing them ½ inch apart.
  3. Keep the soil moist but not soggy.
  4. Place in a warm area with temperatures around 65-70°F.
  5. Expect germination in 7-14 days.
PlantCare water

Direct Sowing Outdoors

  1. Sow seeds ¼ inch deep in rows 12 inches apart.
  2. Thin seedlings to 4-6 inches apart once they reach 3 inches tall.
  3. Continue hilling soil around the stems to blanch them.

Transplanting Seedlings Outdoors

  1. Once seedlings reach 6-8 inches tall, harden them off by gradually exposing them to outdoor conditions.
  2. Dig trenches 6 inches deep and space rows 12-18 inches apart.
  3. Plant seedlings 3-4 inches apart, burying them up to the base of their leaves.
  4. Gradually fill in the trench as the leeks grow to encourage long, white stems.

Pro Tip

For long, tender leeks, practice blanching by mounding soil around the stems as they grow—this keeps them pale and mild in flavour. Plant them in deep trenches and keep the soil consistently moist.

Bonus: A light frost improves their sweetness!

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Getting to know your Leek

Leeks are a cool-season vegetable in the onion family, known for their long, thick, genuinely edible stalks that grow considerably more substantial than a scallion's slender greens ever would. They require deep, fertile soil and full sun, asking for a genuinely long growing season that rewards patience with a mild, sweet flavour most other alliums don't quite manage. Leeks benefit from blanching, mounding soil up around the base as the plant grows, which produces the tender, white lower stem most cooks actually want rather than the tougher green portion above it. That extra step takes real attention throughout the season, but it's really the entire difference between a leek that reads as a genuine kitchen ingredient and one that's mostly tough, fibrous green top. Leeks show up constantly in soups and stews, where their mild sweetness holds up well through long, slow cooking without disappearing the way a more delicate allium might. Consistent watering throughout that extended season supports steady growth, and well-drained soil prevents the kind of rot that can set in around a crowded base. Few vegetables ask for this much patience and this much hands-on attention while delivering a flavour this genuinely worth the wait. Few alliums ask for this much patience while paying it back this generously.

What it's used for

1. Culinary Uses:

  • Used in a variety of dishes, including soups, stews, sautés, and roasted vegetables.
  • Can be eaten raw in salads or lightly cooked to enhance sweetness.

2. Nutritional and Health Benefits:

  • Rich in vitamins A, C, and K, as well as fibre and antioxidants.
  • Supports digestive health, immune function, and heart health.

3. Companion Planting:

  • Leeks deter pests like carrot flies and grow well alongside carrots, celery, and onions.
Growth Requirements

Light:

  • Requires full sun (at least 6-8 hours of direct sunlight daily).

Soil:

  • Prefers well-draining, loose, fertile soil with a pH of 6.0-7.0.
  • Adding organic matter (compost or aged manure) improves growth.

Watering:

  • Requires consistent moisture but avoid waterlogging.
  • Water deeply once or twice a week, depending on climate.

Temperature & Climate:

  • Thrives in cool weather (optimal range 55-75°F).
  • Can tolerate light frosts, making it suitable for fall or early spring planting.

Fertilization:

  • Apply a balanced fertilizer (e.g., 10-10-10 NPK) every 3-4 weeks.
  • Side-dress with compost or aged manure for added nutrients.
Maintenance

Mulching:

  • Apply a layer of straw or compost to retain moisture and suppress weeds.

Hilling:

  • Gradually pile soil around the base to encourage longer, white stems.

Fertilizing:

  • Feed with a balanced organic fertilizer every 3-4 weeks.

Watering:

  • Keep soil consistently moist but avoid overwatering.

Weeding:

  • Hand-pull weeds to prevent competition for nutrients.
Pests and Diseases

Common Pests:

  • Leek Moths: Cover plants with row covers to prevent infestations.
  • Aphids & Thrips: Use neem oil or insecticidal soap to control outbreaks.

Common Diseases:

  • Rust: Avoid overhead watering and rotate crops annually.
  • Damping Off: Ensure proper airflow and avoid overwatering seedlings.

A Faster Allium Alternative

For a quicker-growing relative in the same onion family, Scallions share leek's mild flavour with a considerably shorter wait for harvest.

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