What to do in your garden during April
In dry continental and highveld, summer-rainfall regions do the following the garden.
Plant & Sow
Annuals
Sow all summer-flowering annuals like:
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Dianthus (Carnation, Pink)
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Primula species (Cowslip, Polyanthus, Primrose)
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Alcea rosea (Common hollyhock)
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Senecio x hybrids (Florist’s cineraria, ragwort, groundsel)
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Malcolmia maritima (Virginian stock)
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Antirrhinum majus (Snapdragon)
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Stachys byzantina (S. lanata) (Lamb’s ears, Stachys)
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Digitalis purpurea (Common foxglove)
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Viola wittrockiana (Pansy)
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Verbena x hybrids (Garden verbena, Rose vervain)
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Petunia spp (Petunia)
Vegetables
Sow vegetables like:
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Petroselinum species (Parsley)
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Apium graveolens (Celery)
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Phaseolus coccineus (Runner bean)
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Lactuca sativa (Lettuce)
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Daucus carota (Carrots)
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Brassica oleracea var. capitata (Cabbages)
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Beta vulgaris var. cicla (Chard, Swiss chard)
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Allium porrum (Leeks)
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Beta vulgaris var. esculenta (Beetroot)
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Pastinaca sativa (Parsnips)
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Brassica oleracea var. botrytis (Cauliflower)
Garden Maintenance
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.
- Keep the soil well mulched.
- Consider installing a rainwater tank. Many container-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.
- Transplant primula seedlings.
- Prepare trenches for sweet peas.
- Feed and mulch hydrangeas, and remove the dead flowerheads from the bushes.
- Spray apricots, cherries, nectarines, peaches and plums against fruit fly; and apples, pears and quinces against codling moth.
- Water citrus every three weeks in dry weather, and spray with insecticide.
- Feed fruit trees after the fruit are harvested.
For April maintenance tips on watering, pruning, pests and disease, fertilizing and much more visit our countrywide maintenance guide.