Flowers
All zones: Alyssum, amaranthus, cosmos, marigold, petunia, phlox, portulaca, salvia, sunflower, verbena and zinnia.
Zones 2-5: Ageratum, arctotis, aster, calendula, candytuft, carnation, chrysanthemum, cleome, cornflower, dahlia, delphinium, dianthus, godetia, impatiens, lobelia, nasturtium and snapdragon.
Zones 6-8: Celosia, gomphrena, salpiglossis and sunflower.
Vegetables
All zones: Beetroot, capsicum, cucumber, lettuce, pumpkin, silverbeet, squash, sweet corn, tomato and zucchini.
Zones 2-5: Dwarf and French beans, Chinese and red cabbage, carrot, celery, eggplant, kohlrabi, leek, parsnip, peas, potato, radish, rhubarb, spring onion and turnip.
Zones 6-8: Snake beans, eggplant, marrow, melon and okra.…