What to do in the garden in September:
Plant & Sow
- Sow summer-flowering annuals like:
- Alyssum, amaranthus, baby’s breath,
- bells of Ireland, busy Lizzy, Californian poppies,
- celosias, coleus, cornflowers, cosmos, dianthus,
- feverfew, gloriosa daisies, hollyhocks, lobelias,
- lupins, nasturtiums, nicotianas, petunias,
- pincushion flowers, portulacas, scarlet salvias,
- strawflowers, sunflowers, verbenas and zinnias.
- Sow vegetables like:
- asparagus, beetroot, cabbages,
- carrots, cauliflowers, brinjals, kohlrabi,
- leeks, lettuces, parsley, parsnips,
- peas, peppers, radishes, sweet potatoes,
- Swiss chard, tomatoes and turnips.
- Plant summer-flowering bulbs:
- Amazon lilies, Aztec lilies, berg lilies,
- blue squill, cannas, elephant’s ear,
- fairy lilies, ifafa lilies, montbretias,
- nerines, peruvian daffodils,
- plantain lilies, pineapple lilies, spider ilies,
- tiger flowers, tuberose and
- wild garlic flame lilies,
- liatris and arums can be planted at the end of the month.
- Continue to water and feed spring-flowering bulbs.
- Plan your Summer garden.Water citrus trees well every three weeks and spray against citrus psylla;
- Water other fruit trees thoroughly every second week.
- Spray apples and pears against codling moth;
- start spraying peaches and nectarines against fruit fly every 10 days.
- Water cherries well once a week.
- Start thinning out peaches, plums, nectarines and apricots.