Most Bubble Mints bear blue or violett flowers. This one is an exception bearing apricot flowers, which makes it very special. The leafs are mint scented and very good for herbal teas. Its hardiness in Central Europe depends very much on the degree of moisture in the soil. If kept too wet during winter it will hardly survive. Shelter of rain is more important than a protection of frost. We keep our potted plants dry during winter in an unheated polytunnel where they stand even severe frost.