These colourful heucherella are hybrids developed by crossing 2 popular garden perennials the vibrant leaf colour of heuchera combine with the pretty foliage shapes of tiarella to give the best characteristics of both parents evergreen and clump forming with a loose trailing habit 45 these hardy perennials are perfect for year round colour in baskets window boxes or gently spreading through the front of borders for a magical display supplied as plug plants height 25cm 40103441