When do #saguaros grow arms? These slow growing, long lived #cacti may start growing arms when they are between 50 and 100 years old. How many arms have you seen on a Christmas Cactus Care Beat Your Neighbor Hello my cactus develop this white coating over the last weeks. Worry that it's a fungus. : r plantclinic Calathea Roseopicta Dottie Plant Care Guide and Tips Paisley Plants