Viola volante purple face is a stunning new trailing viola with bi45colour purple and white flowers produced in profusion over a long season its spreading habit makes it perfect for hanging baskets and windowboxes and all kinds of summer containers height 15cm 4063441 spread 30cm 40123441culinary information some parts of these flowers are edible the crystallised petals are great decorations for cakes and cookies or they can be added straight to green salads for