How long do leeks take to grow?

Most leeks mature in about 130 to 240 days depending on the variety, measured from planting.

When to Plant Leeks

Plant leeks by your frost dates, not the calendar: plant outdoors about 26 weeks before your last frost. Pick your USDA zone below for exact dates.

Leeks planting calendar

🌿

Direct sow

Oct 15

🌾

Projected first harvest

Jun 12

JJan

FFeb

MMar

AApr

MMay

JJun

JJul

AAug

SSep

OOct

NNov

DDec

🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 7a — approximate

Most leeks mature in about 130 to 240 days depending on the variety. Dates above use zone 7 as a reference point. Pick your zone below, or set your ZIP in HomeSown for dates tuned to your exact location.

Varieties to grow

2 varieties of leeks in the HomeSown library. Tap any for its full grow guide.

Elephant Garlic →Leek →

Common problems with leeks

What to watch for, with identification and treatment for each

Leek Moth Onion Maggot Bulb Mite Groundhogs Ants Aphids Pink Root Botrytis Neck Rot Fusarium Basal Rot White Rot Bulb Rot Bolting

🌱 Grow leeks with a calendar built for your exact yard

HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.

Start your free garden →

When to plant leeks in your zone

Zone 3 →Zone 4 →Zone 5 →Zone 6 →Zone 7 →Zone 8 →Zone 9 →Zone 10 →