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Browse all our advice on plant problems
Search our A - Z directory to find out expert advice on all your plant problems.
Tulips are amongst the most popular of bulbs, valued for their brilliant flower colours and shapes. Plant in autumn for a show of spring flowers. Choose from a large range to suit the situation.
The distinctive caterpillars of this moth feed on a wide range of shrubs and trees but they are rarely present in sufficient numbers to cause significant problems.
Planting vegetables in containers is a versatile way of growing edible crops in the garden, particularly where space is limited.
Verticillium wilt is a soil-borne fungal disease of many fruit, vegetables and ornamental plants that enters the plant through the roots. Infection with this fungus causes dieback and the leaves to wilt.
Viburnum beetle can cause severe defoliation of some Viburnum species, especially V. tinus and V. opulus.
Viburnum scale affects Viburnum tinus and ivy (Hedera), often causing a heavy coating of honeydew and sooty mould.
The evergreen shrub laurustinus, Viburnum tinus, can be affected by a small insect known as the viburnum whitefly.
Vine weevil is an insect that can infest a wide range of ornamental plants and fruits, especially those grown in containers. Adult vine weevils eat leaves and the grubs eat roots.
This fungal disease of walnut trees is unsightly, and in wet summers can cause significant early leaf fall. Unfortunately, it can also affect the fruit of the tree, rendering the walnuts useless.
Wasps are beneficial in gardens, they feed their grubs on caterpillars and other insects and can reduce pest populations.Wasps can also ruin picnics during mid to late summer and may also damage ripe fruits. Disturbing a wasp nest when weeding or hedge trimming can result in multiple painful stings.
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