Hydrangea by colour

Hydrangeas mainly flower in shades of blue, pink and white. But the colouring may depend on the type of soil you have – some hydrangeas produce blue flowers on acid soils and pink on alkaline soils. And certain cultivars produce better colour than others. Here are our top choices.

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The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.