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Pruning guide

How to prune cauliflower

Best time
Blanch by folding leaves when the curd is 5–7 cm wide; remove damaged leaves throughout the season
How often
Once per plant at the blanching stage; damaged-leaf removal as needed
Technique
Gather 3–4 large outer leaves over the curd and secure loosely with a rubber band, twine, or a plant clip. Check daily as cauliflowers can mature quickly — harvest promptly once the head is firm and compact. Some modern varieties are self-blanching and need no intervention.

More cauliflower care

Pruning cauliflower — FAQ

When should I prune cauliflower?

Blanch by folding leaves when the curd is 5–7 cm wide; remove damaged leaves throughout the season. Gather 3–4 large outer leaves over the curd and secure loosely with a rubber band, twine, or a plant clip. Check daily as cauliflowers can mature quickly — harvest promptly once the head is firm and compact. Some modern varieties are self-blanching and need no intervention.

How often does cauliflower need pruning?

Once per plant at the blanching stage; damaged-leaf removal as needed. Cauliflower does not need pruning, but one action matters: blanching. When the developing curd reaches 5–7 cm (2–3 in), fold the large outer leaves over it and secure them loosely to protect the head from sunlight — this keeps it white and prevents discolouration. Remove diseased or badly damaged leaves as they appear.

How do you prune cauliflower?

Gather 3–4 large outer leaves over the curd and secure loosely with a rubber band, twine, or a plant clip. Check daily as cauliflowers can mature quickly — harvest promptly once the head is firm and compact. Some modern varieties are self-blanching and need no intervention.