How to Prune heather 'Ruby Glow'?
Shorten flowered shoots to about 1.5–2.5 cm from the previous year's growth. Prune after flowering has finished.

heather 'Ruby Glow' · Erica carnea 'Ruby Glow'
A lime-tolerant heather, prefers well-drained neutral to acid soil but tolerant of alkaline soils and some shade. See Hardy heathers for further advice
Shorten flowered shoots to about 1.5–2.5 cm from the previous year's growth. Prune after flowering has finished.