Garden Calendar: December
December Garden Calendar
Plants in Flower
- Witch Hazel.
- Indoors: Amaryllis, Cyclamen, Poinsettia.
- Japonica camellia and pansies.
Plants with Colorful Berries
- American Beautyberry, Burford Holly, Chinese Holly, Foster Holly, Nellie R. Stevens Holly, Nandina, Pyracantha, and Washington Hawthorn.
- None needed on plants outside.
- Use wood ashes on your vegetable garden, bulb beds, and lightly on your lawns if soil pH is below 6.0.
- Fertilize houseplants as needed.
- After Christmas, plant live Christmas trees in the landscape. Keep these trees indoors no more than 14 days.
- Plant trees and shrubs.
- Prune berry producing plants if berries are desired in table arrangements over the holidays.
- Remove “weed” or undesirable trees from your landscape.
- Keep tree leaves from collecting on your lawn.
- Take leaf cuttings of your favorite houseplants like African violets and begonia.
- Hardwood cuttings of your landscape plants like forsythia (yellow bells), flowering quince, weigela, holly, and hydrangea can be taken this month.
- Put pine needles, wheat/barley straw or row covers over your strawberry plants when temps go below 25°F.
- Keep your living Christmas tree outside until you are ready to decorate. White pine is a type of living tree that will do well in much of North Carolina.
- Make a list of needed repairs on garden tools and equipment. Repair or have them repaired after the holidays.
- Shop around for garden products for your favorite gardener.
- Greenery will last longer if sprayed with an antitranspirant.
- Keep your cut Christmas tree in water throughout the holiday season.
- Order fruit trees and grape vines for February or March planting, if not already done.
- Visit the N.C. Cooperative Extension, Catawba County Center for information on the holiday house plants like poinsettia and amaryllis.