Clematis 39rtel39 produces an abundance of single deep red flowers from july to september the flowers are remarkably large and can be up to 20cm 4083441 across this extraordinarily free flowering variety is easy to maintain as it simply requires cutting back to just above ground level each year this stunning cultivar has a compact yet vigorous habit making it ideal for scaling walls and obelisks in borders or growing in containers height 3m 40103941 spread 1m