How to Fertilize blue potato bush?
Apply a balanced fertilizer monthly during the growing season.

blue potato bush · Lycianthes rantonnetii
May survive as a wall-shrub in very mild areas, or grow as a standard in a pot and take under cover for winter. Otherwise grow in a cool greenhouse or conservatory with shade from the brightest sun and moderate humidity. Plants will require support
Apply a balanced fertilizer monthly during the growing season.