How to Prune common gorse?
Shorten flowered shoots to about 1.5–2.5 cm from the previous year's growth. If flowering is on last year's growth, prune after flowering; if on current-year growth, prune the following early to mid-spring.

common gorse · Ulex europaeus
Also known as: European furze; French furze; furze; gorse; Irish gorse; thorn broom; whin
Grow in poor sandy soil in full sun. Will become leggy in rich soils
Shorten flowered shoots to about 1.5–2.5 cm from the previous year's growth. If flowering is on last year's growth, prune after flowering; if on current-year growth, prune the following early to mid-spring.