Wild clematis are native to china and the first garden types were created in japan clematises arrived in european gardens from japan in the 18th century and since then hundreds of different cultivars have been created clematis 39ashva39 is a late flowering clematis that flowers from july to september it has violet45purple blooms with distinctive mauve red bars along the length of each sepal it thrives in a sunny spot and can be grown in a trellis or obelisk container or up agai