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Leek · Winter
Heirloom
Allium ampeloprasum
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Amaryllidaceae (Onion family) · Genus: Allium
Characteristics
Color
White
Flavor
MildSweet
Maturity
Mid-Season
Texture
Tender
About the Plant
Life Cycle
Biennial
Harvest year 1, seeds year 2
❄
Hardiness
Cool-Season/Hardy
☀
Exposure
Full Sun
💧
Moisture
Keep Moist
🌱
Germination
7–15 days
at 40–90 °F
⏳
Days to Maturity
90–150 days
Plant Height
8–10 in
Fruit Size
8–10 in
How to Plant
🏠
Start Indoors
8-10 Weeks Before Last Frost
Transplant
2-4 Weeks Before Last Frost
Planting Depth
1/4–1/2 in
Seed Spacing
4–6 in
Row Spacing
12–24 in
Thin To
4–6 in
🪴
Container Friendly
Yes
🌡
Optimal Soil Temp
65–85 °F
🌡
Soil Temp
40–90 °F
🌡
Air Temp
20 °F
When to Plant in Your Area
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