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  1. Which? Gardening Helpdesk
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  3. Outdoor plants

Outdoor plants

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  • How to get rid of horsetail/marestail
  • Planting bulbs in the green
  • English, Spanish and hybrid bluebells
  • How to overwinter half-hardy perennials in the UK
  • How to overwinter dahlias in the UK
  • How to overwinter pelargoniums (geraniums) in the UK
  • How to overwinter French lavender in the UK
  • How to overwinter Musa basjoo in the UK
  • How to overwinter osteospermums
  • How to overwinter fuchsias
  • How to prune ornamental grasses
  • How to prune clematis
  • Protecting plants from frost
  • Tulip fire
  • How to plant pots for winter and spring
  • Buddleia (butterfly bush) pruning
  • How to plant a hanging basket
  • How to harden off tender plants
  • Rose rust
  • Fuchsia gall mite
  • Chrysanthemum white rust
  • Viburnum beetle
  • Aphids on roses
  • No flowers on camellias
  • Pansy sickness
  • Pansy leaf spots
  • Pansy downy mildew
  • Narcissus bulb fly
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