Explore top‑performing plants tested for health, hardiness and beauty in RHS Plant Trials, and use the results to choose the best RHS Recommended: Award of Garden Merit plants for your garden projects
Results coming in 2027
Location: RHS Garden Hyde Hall, Essex
Location: Royal Botanic Garden Edinburgh
Location: RHS Garden Bridgewater, Greater Manchester
Results coming in January 2027
Location: Witch Hazel Nursery, Kent (open days only)
Location: East Ruston Old Vicarage Garden, Norfolk and Floors Castle, Kelso
Location: RHS Garden Wisley, Surrey
Location: RHS Garden Wisley, Surrey / RHS Garden Rosemoor, Devon
Location: Holehird Gardens, Windermere
Results coming in February 2027
Location: RHS Garden Wisley, Surrey / RHS Garden Bridgewater, Greater Manchester / RHS Garden Rosemoor, Devon
Results coming soon
Location: RHS Garden Wisley, Surrey / RHS Garden Bridgewater, Greater Manchester
Location: RHS Garden Bridgewater, Greater Manchester / RHS Garden Rosemoor, Devon
Location: RHS Garden Rosemoor, Devon / RHS Garden Wisley, Surrey
Results coming March 2027
Location: Sir Harold Hillier Gardens, Hampshire (behind the scenes)
Location: RHS Garden Bridgewater, Greater Manchester / RHS Garden Rosemoor, Devon / RHS Garden Wisley, Surrey (behind the scenes)
Results coming December 2026
Location: Walton Hall and Gardens, Warrington
Location: RHS Garden Wisley, Surrey / Minack Theatre, Cornwall
Location: RHS Garden Wisley, Surrey / RHS Garden Harlow Carr, North Yorkshire
Location: RHS Garden Wisley, Surrey / RHS Garden Rosemoor, Devon / RHS Garden Bridgewater, Greater Manchester
Location: Sissinghurst Castel Garden, Kent / Floors Castle Garden, Roxburghshire
Discover the RHS Wisley visitor’s selection of favourite celosias from the trial
See the snapdragons chosen by RHS Hyde Hall visitors as their favourites from the trial
Explore the RHS Wisley visitor’s selection of favourite tulips from the trial
Delve into the RHS Hyde Hall visitor’s selection of favourite wallflowers from the trial
View the RHS Hyde Hall visitor’s selection of favourite begonias from the trial
Explore the RHS Wisley visitor’s selection of favourite dahlias from the trial
See the RHS Hyde Hall visitor’s selection of favourite sunflowers from the trial
Discover the RHS Hyde Hall visitor’s selection of favourite salvias from the trial
Uncover the RHS Wisley visitor’s selection of favourite tulips from the trial
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The RHS is the UK’s gardening charity, helping people and plants to grow - nurturing a healthier, happier world, one person and one plant at a time.
