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PermittedPA25/2461Submitted over a year agoBasement

Kew Green Richmond TW9 3AB

Conservation and decarbonisation of the Palm House and Waterlily House to include: • Demolition of Boiler House 13 and its replacement with a new enclosure. • Fabric conservation and upgrades to include glass replacement, repair and repainting of iron structures, reintroduction and repair of openable vents, conservation and restoration of ground level fabric (including stone, paving and grilles), and removal of the access gantry and ladder system in the Palm House. • Decarbonisation works to include installation of water source heat pumps in the Palm House basement and associated infrastructure, installation of new pipework and replacement of existing pipework, installation of new radiators in the Palm House, installation of new building management systems. • Improved access to include alterations to the ground floor layout of the Palm House and the creation of a series of interpretive and sensory installations, the installation of a ground level platform lift leading to the Palm House basement, and upgrades to entrance doors to include the removal of lobbies. • Irrigation improvements including refurbishment of rainwater harvesting tanks and the introduction of automated irrigation systems. • Other associated works and general cleaning of the glasshouses.

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Map of the site

Progress

Submitted
16 Jul 2025
— completed
Validated
16 Jul 2025
— completed
Consultation
28 Aug 2025
— completed
Target date
10 Sept 2025
— completed
Decided
2 Feb 2026
— completed

Application details

Reference
PA25/2461
Local authority
Richmond
Postcode
TW9 3AB
Application type
All Other
Property type
House

Key dates

Submitted
16 Jul 2025
Validated
16 Jul 2025
Comments close
28 Aug 2025
Target decision
10 Sept 2025
Decided
2 Feb 2026

Estimated project value

£125k–£315k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £825,000 — the median of the last 8 market sales in TW9 (the wider postcode district), £310,000 to £2,080,000.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications