Vegetables
Intermediate
Biennial (grown as annual)
Leek
Allium ampeloprasum var. porrum
About Plant: Leek
Elegant, mild-flavored alliums that add sophistication to any dish. Leeks are incredibly cold-hardy and can be harvested well into winter. Their gentle onion flavor is irreplaceable in soups and gratins.
Growing Profile
SunlightFull Sun (6+ hrs)
WaterRegular
SoilRich, well-drained (6.0–7.0)
Spacing6 inches
Height24–36 inches (leaves)
Time to Harvest90-120
Planting Depth1/4 inch deep
Germination Time10–14 days
Expert Growing Tips
Start indoors 10-12 weeks before last frost. Plant in trenches and hill soil gradually to blanch white shanks. Very cold-hardy—harvest into winter.