What to do in your garden during March
Follow the tips beneath as a basic maintenance guide for your garden this March.
Plant & Sow
Annuals
Sow all summer flowering annuals:
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Dianthus (Carnation, Pink)
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Linum grandiflorum (Flax)
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Centaurea cyanus (Cornflower)
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Delphinium grandiflorum (Butterfly delpinium)
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Alcea rosea (Common hollyhock)
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Malcolmia maritima (Virginian stock)
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Iberis umbellata (Candytuft)
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Gaillardia pulchella (Blanket flower, Indian blanket)
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Clarkia amoena (Godetia whitneyi) (Satin flower, godetia)
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Campanula medium (Canterbury bell)
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Callistephus chinensis (Aster, China aster)
Sow these winter flowering annuals:
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Calendula officinalis (Pot marigold)
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Nemesia species (Nemesia species)
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Lathyrus odoratus (Sweet pea,)
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Clarkia amoena (Godetia whitneyi) (Satin flower, godetia)
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Chrysanthemum species (Annual chrysanthemum)
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Linaria maroccana (Toad flax)
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Consolida ambigua (Larkspur)
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Felicia bergiana (Dwarf felicia, kingfisher daisy)
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Arctotis acaulis (Tufted arctotis,marigold)
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Viola cornuta (Viola)
Perennials
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.
Vegetables
Sow vegetables like:
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Allium cepa (Onions)
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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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Raphanus sativus (Radishes)
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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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Brassica campestris var. rapa (Turnips)
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Allium porrum (Leeks)
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Beta vulgaris var. esculenta (Beetroot)
Garden maintenance
Fertilize
- Fertilize fruit trees like apples, apricots, cherries, nectarines, peaches, pears, plums and quinces.
- 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 spider mites 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.
- Feed flowering shrubs once a month.
- Feed your hydrangeas.
- Keep an eye out for red spider mite as they love the hot, dry conditions.
For March maintenance tips on watering, pruning, pests and disease, fertilizing and much more visit our countrywide maintenance guide.