Planting for Biodiversity

This article includes suggestions for plants to try growing if you want to encourage pollinators in your garden or window box.

Red Camellia blossom

Top tips to get your balcony buzzing

  • Grow a range of plants for year-round flowering

  • Avoid plants with double or multi-petalled flowers

  • Do not use pesticides on plants in flower, as they can poison pollinators

  • If you have room, provide nest sites for solitary bees

Suggested plants for year-round flowering

Spring

  • Crocus

  • Hellebores

  • Miniature daffodils

  • Snowdrops

Summer

  • Allium (ornamental onion)

  • Cornflowers

  • Cosmos

  • Gaura

  • Hardy geraniums

  • Lavender

  • Marigold

  • Nemesia

  • Russian sage (Perovskia)

  • Salvias

  • Spotted dead nettle (Lamium maculatum)

  • Verbena bonariensis

Autumn

  • Asters (Michaelmas daisy)

  • Dahlias (single flowered)

  • Japanese anemone

  • Sedum

Winter

  • Clematis cirrhosa

  • Crocus (winter-flowering types)

  • Winter aconite (Eranthis hyemalis)

  • Common snowdrop (Galanthus nivalis)

Plants to improve air quality

  • Silverbush (Convolvulus cneorum)

  • Hebe “Mrs Winder”

  • Heuchera villosa

  • Lavender

  • Stachys byzantina (Lambs ears - not all types of flower)

Lamb’s ear Stachys byzantina | © RHS

More information

Revised September 2019; edited February 2026

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