Gardener’s To-Do List for December

Here’s a zone-by-zone to-do list for the month of December.


december is time to prune shrubs in zone 9

December To-Do List: Zone 9
  • Apply lime-sulfur spray to peaches and nectarines to combat peach leaf curl.
  • Apply a dormant oil spray to fruit trees to kill insects and eggs.
  • Sow winter cover crops, including annual rye grass (Lolium multiflorum), fava beans (Vicia faba), oats, barley, pearl millet (Pennisetum americanum), or proso millet (Panicum miliaceum).
  • At month's end, plant perennials, shrubs, and trees.
  • Also at the end of the month, begin to prune established deciduous trees and shrubs to remove crossed and diseased branches and to open up the center to light and air.