How to Prune alum root 'Tangerine Wave'?
Remove faded flower spikes

alum root 'Tangerine Wave' · Heuchera 'Tangerine Wave'
Grow in a fertile, neutral soil in sun or partial shade, and ensure good drainage, especially in heavy soils. The woody rootstock tends to lift out of the ground over time, so mulch annually or lift and replant every few years
Remove faded flower spikes