What to do in your garden during December
In dry continental and highveld summer-rainfall regions do the following the garden.
Plant and Sow
Annuals
Sow all summer-flowering annuals like:
-
Salvia officinalis (Sage) -
Tagetes erecta (Marigold, african marigold) -
Centaurea cyanus (Cornflower) -
Amaranthus tricolor (Joseph’s coat) -
Begonia Species (Begonia) -
Impatiens (Balsam, Busy lizzie, Water Fuchsia) -
Hemerocallis species (Daylily) -
Canna Species (Indian shot) -
Leucanthemum Daisy Mae (Shasta daisies) -
Delphinium x elatum (Delphinium) -
Pycnostachys urticifolia (Blue boys, Hedgehog sage) -
Stachys byzantina (S. lanata) (Lamb’s ears, Stachys)
Vegetables
Sow vegetables like:
-
Petroselinum species (Parsley) -
Phaseolus coccineus (Runner bean) -
Phaseolus vulgaris (Beans (dwarf/green), French beans) -
Lactuca sativa (Lettuce) -
Brassica oleracea var. capitata (Cabbages) -
Beta vulgaris var. esculenta (Beetroot) -
Ipomoea batatas (Sweet potatoes) -
Brassica oleracea var. gemmifera (Brussels sprouts) -
Brassica oleracea var. italica (Broccoli)
General garden maintenance
- Spray apples, pears and quinces against codling moth, and peaches against fruit fly.
- Water citrus trees well every three weeks and spray against citrus psylla; water other fruit trees thoroughly every second week.
- Deadhead daisy bushes regularly to prolong their flowering period; remember to disbud dahlias at regular intervals.
- Keep the soil well mulched.
- Consider installing a rainwater tank.
- grown plants do best if watered with rainwater.
- Stake dahlias and water and fertilize them regularly.
- Mulch roses well.
- Cut back chrysanthemums.
- Deadhead roses regularly.
- Sow lawn seed.






















