The hardy rugosas are so cheering, blooming early and beautifully as they do. Belle Poitvine suffered a lot of winter damage as did several of the other rugosas. I don't think it was simply the weather which was very mild, but the age of the shrub. Like any living creature a rugosa has a life span, but it also has babies. More on that later. Like Belle Poitvine, Blanc Double de Coubert, is only about two feet tall…