RHS Garden Wisley Flower Show

Join us in the National Dahlia Society Show’s marquee and delight in some of the many forms and colours of dahlias, with more than 100 competition classes to see.

The National Association of Flower Arrangement Societies (NAFAS) Show also returns with the new captivating theme ‘Wish you were here’. This extraordinary floral art display competition celebrates countries around the world through breathtaking arrangements and is not to be missed.

6–7 September 2025

Take part in the Visitors’ Dahlia Competition. Simply bring your dahlia stems to the National Dahlia Society Marquee before 1pm on Saturday 6 or Sunday 7 September 2025, and we will provide everything you need to stage your blooms. It’s fun to enter and you could win a prize!

Explore the colourful stands and shop for a wide range of plants. The knowledgable growers will be on hand to answer your questions and help you choose the perfect plant for your growing space.

For more inspiration and shopping opportunities pop into RHS Wisley Garden Centre. Discover expertly curated collections of houseplants, shrubs, plants, tools and gardening accessories, as well as inspiring gifts, sustainable homewares, fragrances, great reads and more.

Take a seat in the Hilltop Live theatre at RHS Hilltop – The Home of Gardening Science and hear more from gardening experts with our exciting programme of free daily talks and demonstrations.

You’ll find plenty of tempting food and drink options to enjoy in our cafés across the garden: Wisley Café, Food Hall, Glasshouse Café, World Food Café and Stone Pine Café.

Take your time over lunch in the Terrace Restaurant and experience our seasonal menu celebrating food from the garden.