Mukdenia belongs to the family Saxifragacae found growing in Korea along stream's in granite crevices, this is difficult to create in your own garden. But this group of plants grows very readily in woodland conditions with a little sun to colour their leaves in Autumn russet red to orange. Before flowers appear in early spring they require copious amounts of water to make them flower well, they also need water kept up to them in summer. Margaret Shield's grows two varieties the first photo below is Mukdenia rossii 'karasuba' a Japanese cultivar a gift from Tim Orpin. The second photo is Mukdenia rossii from Lynn's rare plants.