Pearl onion

Pearl onion: plant 5 cm (2 in) apart in the row and 20 cm (7.9 in) between rows, 16 per square (30 cm). Full sun, 6–8 hours a day. Good neighbours: —.

Key facts

Spacing in the row	5 cm (2 in)
Between rows	20 cm (7.9 in)
In a 30 cm (1 ft) square	16 per square
Sun	Full sun, 6–8 hours a day
Root depth	15 cm (5.9 in)
Height when grown	40 cm (16 in)
Crop rotation group	Roots and onions
Support	None needed