How to grow leeks

Allium ampeloprasum · amaryllidaceae family · annual crop

Leek — hero (AI-generated reference image) — AI-generated reference image. Have a photo of this plant? Suggest one below.

Growing basics

Leek is a cool-season crop, usually started indoors and transplanted.

Seeds germinate once soil reaches about 50°F.

Varieties in the library run 75 to 120 days to maturity.

Grows best in full sun.

Frost tolerance varies by variety, from frost-tender to frost-hardy.

Space plants 5 to 6 inches apart.

Sources

University of Minnesota Extension, Growing Leeks
Cornell University Cooperative Extension, Leek Production
Johnny's Selected Seeds, Leek Growing Guide

3 leeks in the library

American Flag · King Richard · Bandit

Each has a full cited page in the library.

Pests and diseases we cover

Allium leafminer
Pink root
Stemphylium leaf blight

Identification and treatment for each, with photos, in the library.

Row & Bed covers 3 leek varieties, each with a cited care timeline and fertilization schedule, identification and treatment for the pest and 2 diseases that reach them, and planting windows worked out for your ZIP.

Set up your garden

See something that does not match your garden? Write to andy@rowandbed.com.