Abstract: A new cultivar of hybrid Heuchera named ‘Muscat’, characterized by its uniquely colored foliage with leaves that are green with a silvery overlay between the veins with newer leaves lighter green in color, its leaves that are relatively flat in aspect (not ruffled), its tolerance to heat and humidity, its compact and upright plant habit, its pink flowers, and its cold hardiness in Zones U.S.D.A Zone 3 to 8.