Clematis 39arabella39 flowers have thin mauve45purple petals with exotic looking creamy white anthers in the centre as part of the integrifolia group of clematises it has non clinging stems and is planted to spread over garden shrubs or to cascade over garden walls and steep banks it has quite a compact habit meaning that it is dense enough to suppress weed growth if planted to spread as ground cover it will flower from early summer to autumn height 2m 4063941 spread