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When to plant
leeks in the UK
Drop seedlings into deep holes and just water in — no need to fill the hole. They'll fatten up on their own.
Growing journey
20 weeks from planting out to harvest · Start indoors 14 weeks before planting out
Get leeks seeds
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What leeks need
Sun or partial shade. Rich, well-drained soil.
Spacing
15cm between plants · 20cm between rows
Space evenly in rows. Thin seedlings early to avoid crowding.
Varieties to try
When to sow leeks
Based on UK average frost date. Enter your postcode for exact dates, or find your city.
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Where to buy leeks seeds
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What you'll need for leeks
The stuff beginners wish they'd bought sooner.
Each seedling gets its own root space. Less root disturbance when planting out means faster establishment.
More in our equipment guide →Make deep holes, drop the leek in, water — don't backfill. The traditional method and it works perfectly.
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Get your exact dates
Enter your postcode for personalised planting dates for leeks.
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