Return camellias to the greenhouse from their summer outdoors.
Dig outdoor geraniums you wish to use as stock plants for cuttings; plant them under the edge of the greenhouse bench they will add color while growing for future cutting.
Remove greenhouse shading by the end of the month.
Be sure you have sufficient potting soil on hand to last through the winter.
Start the heating system there will be a few cool nights from now on.
Provide yourself with enough pots, broken crock, and bonemeal to take care of bulb potting next month.
Pot anemone corms for January flowering.
Start seeds of annual chrysanthemums, cauliflower for December use, snapdragons for January bloom, and sweet-peas for December flowering.