Deutzia gracilis Deutzia gracilisCommon name(s): Slender DeutziaBlooming time: early summerBlooming colors: whiteHeight: 0,5 to 1,5 mOrigin: Japan, TaiwanHardiness zone (USDA): Z5 – up to -24 °CFamily: HydrangeaceaeRelated plants:Philadelphus coronarius