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fuchsia rust

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  • Brown scale on cotoneaster. Credit: RHS/Science.

    Brown scale

    Brown scale is a sap-sucking insect that evidence of which can be found on woody plants at any time of year, partly because old dead scales remain attached to the bark.

  • ©RHS SCN0006313

    Brown-tail moth

    Brown tail moth is an insect native to the UK that has hairy black caterpillars. The hairs are urticating (have an irritant effect) and can cause irritation if they come in contact with human skin. Although they can be a health problem plant damage is also possible.

  • Brussels sprouts problems

    Brussels sprouts problems

    Brussels sprouts are usually easy to grow, but occasionally things do not work out as planned.

  • Bryony


    Although botanically unrelated, white bryony and black bryony are very similar in appearance and share the same climbing habit and large underground tuber. Rapid growth can swamp plants they grow up so control is often necessary.

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    Some of our favourite garden plants are bulbs, including daffodils, tulips, snowdrops, crocus, lilies and gladioli. Planted while they are dormant, it usually takes just a few months for them to grow and bloom. They really are the buried treasure of the garden.

  • RHS_WSYD0004728

    Butterbur and winter heliotrope

    Butterbur and winter heliotrope (Petasites spp.) form large carpets of leaves in damp, shady areas. Winter heliotrope can be a useful ground cover in wild gardens but becomes a weed in borders.

  • Large cabbage white butterfly (Pieris brassicae) on Cabbage (Brassica sp.). Credit: RHS/Science.

    Cabbage caterpillars

    Cabbages and other brassicas can be extensively holed by caterpillar feeding by the end of summer.

  • Cabbage root fly.

    Cabbage root fly

    The maggots of cabbage root fly eat the roots of cabbages and other brassicas, they can also tunnel into the roots of swedes, turnips and radish.

  • Cabbage whitefly (Aleyrodes proletella) on Cabbage (Brassica sp.). Credit: RHs/Science.

    Cabbage whitefly

    Cabbage whitefly are small white-winged insects that can be found on the undersides of brassica leaves. They are frequent found on brassicas in allotments and gardens but not necessarily a serious problem that requires control.

  • Camellia


    Camellias are one of the most popular winter- and spring-flowering shrubs, providing a vivid splash of colour when little else is in bloom. Although they need acid soil, they are easy to grow in containers of ericaceous (acidic) potting compost.

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