How to Prune potato 'Rocket'?
No pruning required

potato 'Rocket' · Solanum tuberosum 'Rocket'
Grow in an open, frost-free site with deep, fertile, moisture-retentive soil for high quality and heavy yields. Improve soil by adding\u00A0organic matter, such as well-rotted manure, in the autumn. Draw earth up around the stems as they emerge, to exclude light and prevent the potatoes from becoming green. Water well in dry periods. Potatoes can also be grown in large\u00A0containers\u00A0or potato gro-bags. See potato cultivation for further advice.
No pruning required