onion family

Onions

Allium cepa · Easy

A space-efficient staple grown most simply from sets, with autumn and spring planting options.

01

Sow

Sow seed indoors from January or direct in spring.

02

Plant

Plant suitable sets in autumn or from mid-March to mid-April.

03

Harvest

Early summer to early autumn, depending on planting time.

Practical growing notes

Give onions the right space.

Plant spacing
About 10–15 cm with 30 cm between rows.
Light
Full sun.
Containers
Yes, in a wide container with good drainage.

Why grow it?

Reliable, useful in the kitchen and stores well after drying.

Watch for

White rot persists in soil; use heat-treated sets where bolting is a concern.