Big Top Gold Alumroot is one of the golden toned cultivars. The leaves emerge a golden orange/green and mature to a mixture of darker yellow and green. The undersides are a red purple. The flowers emerge in late spring/early summer and are ivory in color. This Alumroot does well in partial to full shade. Big Top Gold Alumroot a is a polyploid cultivar derived from Heuchera 'Caramel'. It shares similar coloration with its parent but has larger leaves, larger inflorescences and more undulated leaves. Heucheras are predominately grown for the impact of their colorful foliage, the flowers add an additional airy accent in the early summer.