
The Camellia House, Wentworth Woodhouse
Rotherham, Yorkshire & Humberside
The restoration of The Camellia House at Wentworth Woodhouse represents a careful approach taken by conservation specialists, architects, and horticulturalists ensuring that the building’s historic significance was retained while also allowing it to serve a meaningful purpose for future generations. One of the most remarkable aspects of the conservation process was the approach to restoring the building’s structural integrity while simultaneously safeguarding its rare camellia collection. The plants, some of the oldest and rarest in the Western world, had flourished unchecked in the abandoned structure for decades. The team’s innovative methods - such as bespoke scaffolding, protective netting, and a specialised cleaning and monitoring regimen - ensured that the plants remained in situ throughout the restoration. This delicate balance of conservation and adaptation demonstrates best practices in heritage preservation, respecting both built and natural heritage. Additionally, the restoration of the Camellia House's roof and sash windows was carried out with care and precision. The reinstatement of the lost roof structure using traditional lead-clad glazing bars, alongside the reinforcement of the corroded iron trusses through traditional riveting techniques, highlights the project’s commitment to authenticity. Similarly, the approach to the sash windows has demonstrated a deep understanding of historical craftsmanship while accommodating modern requirements. The decision to repair and retain original elements wherever possible, while sensitively introducing new materials where necessary has resulted in a historically accurate yet structurally sound outcome. The project has also demonstrated a commitment to sustainability, integrating conservation techniques with energy-efficient solutions. The installation of insulated limecrete floors with underfloor heating has not only enhanced the comfort of the building’s users but has also contributed to optimal growing conditions for the camellias. The use of UV lighting to supplement natural daylight and maintain horticultural viability during the winter months is another innovative approach. These measures have ensured that the Camellia House has remained an environmentally responsible structure that can be sustained long-term. The project successfully engaged with local communities, conservation authorities, and historians to ensure transparency and collaboration. The meticulous planning and extensive consultation process, including input from Historic England and Wentworth Woodhouse Preservation Trust, led to a well-informed and widely supported restoration effort. The reuse of historic materials, such as Yorkstone paving, and the reinstatement of Lady Rockingham’s Tea Room based on archival evidence has further contributed to the authenticity and educational value of the site. The conservation of The Camellia House is not only a technical and architectural success but also a triumph for cultural heritage and community engagement.
Judges’ Comments:
“A beautifully restored landmark that honours its past while serving as a vibrant space for contemporary use, providing an invaluable asset for education, tourism, and horticultural conservation.”




















Photography Credits & Captions
Overall Result
Highly Commended
Application Type
Conservation
Primary Use Class
E(b) Sale of food and drink for consumption (mostly) on the premises
Secondary Use Class
Sui Generis
Credits
Architect
Donald Insall Associates (Head Office)
Client
Wentworth Woodhouse Preservation Trust
Project Manager
DTS Solutions
Main Contractor
William Burch & Sons
Structural Engineer
Mason Clarke
Quantity Surveyor
Rex Procter & Partners
M&E Engineers
Max Fordham
Principal Designer Consultant & Client H&S Advisor
Safer Sphere
Conservator/Materials Analysis
Hirst Conservation
Fire Consultants
Hoare Lea
Archaeologist
Wessex Archaeology
Funding Partner
The National Lottery Heritage Fund
Funding Partner
Historic England
Funding Partner
The Garfield Weston Foundation
Funding Partner
Historic Houses Foundation
Funding Partner
The Swire Charitable Trust
Funding Partner
The Ian Addison Charitable Trust
Funding Partner
Muscular Dystrophy UK
Funding Partner
The Pilgrim Trust
Funding Partner
Fitzwilliam Wentworth Amenity Trust
Funding Partner
The Architectural Heritage Fund
Funding Partner
In-kind donations and volunteer time
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