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Gardening To-Do’s – Winter Rainfall Regions – January

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What to do in your garden during January

In temperate summer-rainfall regions do the following in your garden during January.

Plant and Sow


Sow all summer flowering annuals like:


Sow Perennials like:

  • Iceberg roses – a constant bloomer and vigorous grower. Icebergs are ideal for mass plantings or containers.
  • Gardenias – known as one of the most fragrant shade-loving plants. They have attractive evergreen glossy foliage that grows into a neat round bush. These beautiful plants love growing in well-drained, acid soil.


Sow vegetables like:

Garden Maintenance


Fertilize fruit trees, like applesapricotscherriesnectarines, peachespearsplums and quinces.

  • Fertilize Summer-flowering bulbs and keep them moist.
  • Fertilise annuals and bedding plants with a liquid fertilizer every 14 days.

General garden maintenance

  • Mow the lawn if necessary.
  • Water plants properly, giving them a thorough soaking every three or four days to encourage deep root development. Mulch well with organic material.
  • Red spiders can be troublesome in hot, dry weather. Spray to prevent infestation.
  • Spray apples, pears and quinces against codling moth; and apricots, cherries, nectarines, peaches and plums against fruit fly. Spray grapes for mildew where necessary.
  • Deadhead roses regularly and water two or three times weekly.
  • Mulch the garden beds.
  • Remember to deadhead annuals and bedding plants regularly and feed every 2 weeks or so with diluted liquid fertilizer.
  • Continue to remove weeds from lawns and pavings.
  • Deadhead summer-flowering annuals and continue feeding with a fertilizer high in potassium to prolong the flowering period.
  • Lift and divide spring-flowering irises.
  • Keep all perennials well watered and feed with all Purpose Fertilizer.
  • Water plants originally from summer rainfall regions well. Remember to water the garden early in the morning and preferably on wind-free days.
  • Feed flowering shrubs once a month.
  • Feed your hydrangeas.
  • Keep an eye out for red spider mite as they love the hot, dry conditions.
  • Plant nerine bulbs

January maintenance tips on watering, pruning,
pests and disease, fertilizing and much more visit our countrywide maintenance guide.

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