
Spring Grove House
Milverton
SUMMARY
A multi-phase estate landscape project for a Grade II listed Georgian country house set within a 53-acre rural valley. Redbay helped integrate formal gardens, a subterranean spa, a naturalistic park lake, wetland ecology and walled garden restoration within a sensitive countryside setting.
LOCATION
Milverton
CLIENT
Private client
PARTNERS
-
SECTOR
Garden Designs & Country Estates
COMPLETION:
July 2025
SERVICE TAGS
Concept sketches & masterplans, Planning advice & applications, Layout plans & detailed specifications, Planting plans & schedules, Contractor procurement & project supervision, Maintenance & estate management plans

Redbay has worked on Spring Grove Estate since 2018, supporting the transformation of a historic Georgian country house and its wider rural landscape. The brief was to bring together modern estate additions, historic restoration and long-term landscape improvement while preserving the character of the listed house and its valley setting.
Redbay provided landscape appraisal, Landscape and Visual Impact Assessment and landscape design across multiple phases of the estate. The work included the formal parterre garden above the underground spa, spa terraces, a new park lake and wetland ecosystem, drainage integration, woodland planting and the restoration of the historic kitchen walled garden.
The project needed to balance two very different landscape challenges. The first was creating a formal garden over a subterranean spa complex, where structural limitations had to be carefully integrated with a traditional garden language suited to the Georgian house. The second was introducing a 7,650 square metre park lake into the rural landscape so that it felt natural, established and visually appropriate while also functioning as part of a sustainable drainage system.
The completed landscape brings together formal garden design, estate-scale masterplanning, water management, historic restoration and ecological enhancement. The spa terraces and parterre garden create a refined setting beside the house, using traditional layout, stone terraces, clipped topiary, planting and water features to connect the new underground spa with the historic architecture.
Beyond the house, the new park lake was designed to feel as though it had always belonged within the valley landscape. Its naturalistic form, central island, wetland planting, swale drainage network, reed-bed filtration, new broadleaf woodland and wildflower meadow help turn a major estate intervention into a landscape feature with practical, ecological and visual value.
The LVIA work, including ZTV mapping and field survey, demonstrated that the valley topography, woodland extensions and low elevation of the spa structure helped conceal the new development from public viewpoints and footpaths. This allowed the estate to evolve while preserving the wider countryside character and the setting of the Grade II listed house.

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