Louisville, KY (Zone 6b) | January 2010 | positive
This National Arboretum introduction is a hybrid between Prunus 'Okame' and Prunus campanulata. P. campanulata is hardy only to US zone ...Read More8. This hybrid offers characteristics of that plant to a much wider growing area, being zone 6 hardy. It has darker red(ish) flowers than more commonly grown cherries.
This National Arboretum introduction is a hybrid between Prunus 'Okame' and Prunus campanulata. P. campanulata is hardy only to US zone ...Read More