Greenhouses Imperial College Silwood Park Buckhurst Road Ascot Data via plota.co.uk
Proposal
Erection of a new research laboratory building, two greenhouses and conversion of aviary into associated plant room following demolition of existing greenhouses and associated structures. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 14 Dec 2026 and 1 Jan 2027, from Windsor and Maidenhead's recent commercial and major works.
Documents 38
Statements & assessments 26
Plans & drawings 3
Application forms 2
Other documents 7
Site constraints 4
Checked on 28 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
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Important details
- Council
- Windsor and Maidenhead
- Application type
- Full
- Postcode
- SL5 7PY
- Received
- 23 Oct 2026
- Validated
- 23 Oct 2026
- Ward
- Sunningdale And Cheapside
- Parish
- Sunninghill And Ascot Parish
- Target decision
- 22 Jan 2027
- Applicant
- Show
- Agent
- Brett Graham
Decision outlook
Day 6 of the 56-day target. Windsor and Maidenhead usually decides commercial and major works by day 55.
Plota live figures for commercial and major works decided by Windsor and Maidenhead in the last twelve months, from validation. Windsor and Maidenhead decision record →
Consultation & key dates
- Alt. reference
- PP-15268274
- Planning Portal ref
- PP-15268274
- Statutory expiry
- 22 Jan 2027
- Env. assessment
- No
Windsor and Maidenhead is faster than most councils at deciding householder applications, ranking #82 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Windsor and Maidenhead is also one of the strictest councils - it refuses more householder applications than almost any other, with only 74% approved vs 90% nationally.
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Greenhouses Imperial College Silwood Park Buckhurst Road Ascot
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