Chelsea In Bloom 2026: What To Expect

Every May, Chelsea transforms into an open-air gallery of floral artistry. What started as a neighbourhood initiative to coincide with the world-famous RHS Chelsea Flower Show has become one of London’s most eagerly anticipated celebrations of creativity, design and botanical brilliance. We are of course talking about Chelsea in Bloom, and this year the theme is as ambitious as ever, inviting designers and florists to push boundaries and dream beyond the terrestrial: ‘Out of this World’.

Returning from 18–24 May 2026, here’s everything you need to know before you go.

Chelsea in Bloom 2023 (© Dave Benett)

What Is Chelsea In Bloom?

Running alongside the prestigious RHS Chelsea Flower Show, Chelsea in Bloom is a community initiative that sees the area’s squares, streets and shopfronts transform into a stunning outdoor exhibition of floral installations. Produced by Cadogan in partnership with the RHS, it’s free to visit and utterly unmissable if you’re in London in May – specifically, in 2026, 18–24 May.

Now in its 21st year, as always, floral displays will be dotted throughout the neighbourhood, with particular concentrations on Sloane Square, the King’s Road, Pavilion Road, Duke of York Square, and Sloane Street. There is a panel of judges – a combination of RHS experts and lifestyle specialists – who will award Gold, Silver, Bronze and Merit Awards to participating businesses, alongside top accolades including Best Floral Display, Highly Commended and the Innovation Award.

But the highlight for many visitors is the People’s Champion award, voted on by the public. Online voting opens on Monday 18 May and closes at midnight on Thursday 21 May, with the winner revealed the following day. You can cast your vote at chelseainbloom.co.uk

Chelsea in Bloom 2022

What Is The Theme?

‘Out of this World’ is this year’s theme, joining a long legacy of playful themes that has recently included ‘Flowers in Fashion’, ‘Floral Feasts’ and ‘Flowers on Film’.

Moving away from terrestrial inspirations, this year designers and florists will embrace celestial imagery, cosmic colour palettes and futuristic concepts to create installations that feel imaginative, daring, and utterly enchanting. Expect creativity at every scale, from intimate window displays to full-facade transformations. You’ll see nods to the cosmos, starlight and otherworldly botanicals woven throughout the neighbourhood.

Chelsea in Bloom 2017

Who Is Getting Involved?

Around 100 businesses – independent florists, boutique hotels, celebrated restaurants, luxury flagships and neighbourhood shops – participate in Chelsea in Bloom each year, each bringing their own interpretation of the theme to the streets.

This year’s participants showcase the full spectrum of Chelsea’s creative energy. Bluebird Chelsea and Azzurra on Sloane Street are joining forces to create a multi-sensory experience, pairing floral sculptures with limited-edition menus and specially crafted botanical cocktails. Meanwhile, The Trafalgar on King’s Road is honouring both the ‘Out of this World’ theme and its maritime name with an installation designed by renowned florist McQueens, inspired by the ancient and trusted ways sailors used to navigate their ships: via the stars. Inside, enjoy special themed drinks and dishes.

Beyond individual businesses, the larger, showstopping installations will be concentrated on Sloane Square, where the scale and ambition of the displays create a true focal point for the celebration. This is where you’ll find the most dramatic transformations – the installations that dominate Instagram feeds and stop visitors in their tracks.

Whether you’re exploring a single street or making a full afternoon of it, the sheer variety of interpretations means there’s something to discover around every corner.

Chelsea in Bloom 2019

How To Visit

Visit chelseainbloom.co.uk ahead of your visit to download the interactive map and plan your route by neighbourhood or by participant. The site also has all the latest information on this year’s installations and participating businesses.

Sloane Square is the natural starting point – and not only because it is the closest tube station. This is where many of the largest, most dramatic installations are concentrated, and it’s easy to navigate from there into the surrounding streets. But the joy of Chelsea in Bloom is that there’s no ‘correct’ route; wandering and discovering is part of the experience.

The entire event is free, and the neighbourhood is easily accessible by tube (Sloane Square, Knightsbridge or even Victoria) or on foot if you’re already in West London.

Find out more and stay up to date at chelseainbloom.co.uk