To-Do List for Rhododendron Year (October – September)
October October is fall planting time. Select your favorite digging tool! Fall planting will result in a better root system developing over winter.
Sprinkle fertilizer around drip line.
Put out nematodes if you want to get rid of the weevils organically. This would be done ONLY if the October air temperature has not dropped below 50 degrees F.