Growli

Pruning guide

How to prune cipollini onion

Best time
Remove flower stalks as soon as they appear; allow tops to die back naturally before harvest
How often
Remove bolt stalks as needed; no routine pruning otherwise
Technique
Snap flower stalks off cleanly at the base as soon as spotted. Once 50% of tops have fallen over naturally, stop watering and allow the remaining tops to die back before lifting.

More cipollini onion care

Pruning cipollini onion — FAQ

When should I prune cipollini onion?

Remove flower stalks as soon as they appear; allow tops to die back naturally before harvest. Snap flower stalks off cleanly at the base as soon as spotted. Once 50% of tops have fallen over naturally, stop watering and allow the remaining tops to die back before lifting.

How often does cipollini onion need pruning?

Remove bolt stalks as needed; no routine pruning otherwise. Cipollini onions require no pruning. As the tops naturally die back and fall over — typically in mid-to-late summer — that signals the bulbs are maturing. You can bend the tops over manually to speed curing if needed. Remove any flower stalks (scapes) that emerge immediately, as bolting reduces bulb size and storage life.

How do you prune cipollini onion?

Snap flower stalks off cleanly at the base as soon as spotted. Once 50% of tops have fallen over naturally, stop watering and allow the remaining tops to die back before lifting.