Hosta Asian Splash Mountain is a medium arching Hosta of 15"-18" in heigh, with a mature width of up to 30". It is a beautiful, blue-green hosta, with narrow leaves, wavy at the edges, upright and arches downwards.  The foliage is elongated, narrowly ovate, and  comes to a distinct point at the tips. Its lavender flowers are borne on scapes of up to 30" in height, in late July to August. It is not known to be slug resistant, and shade to partial shade will be required.