Dumb Cane Fertilizer. Dieffenbachia seguine dieffenbachia maculata dieffenbachia amoena see below for available varieties this vibrant tropical and easy to care for plant will adapt to different environments and require little attention from you. Use a balanced water soluble liquid plant fertilizer at strength when watering.
In fact most recommend not feeding your plant during this time. Fellow dieffenbachia growers have noticed that these plants thrive best when adding fertilizer twice a month. When tending to your tropical houseplant in the growing season supply your dumb cane with a good amount of fertilizer.
In terms of water your dumb cane s soil should remain relatively moist but not soggy.
Use a combination of perlite and potting soil 1 1 or soil and peat 1 1 for best results 6. Use a balanced water soluble liquid plant fertilizer at strength when watering. But dumb cane plants really appreciate fertilizer. In fact most recommend not feeding your plant during this time.