alum root 'Walnut' · Temperature

alum root 'Walnut' · Heuchera 'Walnut'

Grow in a fertile, moist but well-drained, neutral soil in sun or partial shade. The woody rootstock tends to lift out of the ground so mulch annually or lift and replant. Tidy up old foliage in spring

Watering: Keep soil lightly moist with free drainageSunlight: Full sun · Partial shadeInformation to be completed