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Planning application

Grosvenor Square Gardens Grosvenor Square London W1K 6LD

Awaiting decision Westminster 26/03495/TDD Trees Dead, Dangerous

Works: Trees

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

London Planes: T531 - 5 DAY NOTICE - Photo shows dead Massaria stub, removal required. (See massaria climbing inspection report) T508, T545, T509, T539 & T557 - 5 DAY NOTICE - Photo shows early stage Massaria on a large limb, removal required. (See massaria climbing inspection report)

As published by the council, reference 26/03495/TDD

Application record

Reference
26/03495/TDD
Type
Trees Dead, Dangerous
Status
Pending
Received
28 May 2026
Validated
28 May 2026
Ward
West End
Postcode
W1K 6LD

Site history

Applications at this address on the Westminster register

This site has had 22 applications since 2022: 11 approved, 0 refused.

  • 26/06770/TDD Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    2 x London planes (T541 and T517): removal of Massaria infected limbs.

    Submitted 1 Oct 2026
  • 26/06471/ADFULL Decided

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Detailed report of completion of the soil installation work required as part of surface water drainage and within three months of decompaction/terraventing and landscaping completion; pursuant to condition 16 of planning permission dated 9th August 2024 (23/08726/FULL)

    Submitted 22 Sep 2026
  • 26/04702/TCA Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    T556 - Walnut: Lift low canopy, to 2.5 m to clear service box and allow more light to the understorey planting. T555 - London Plane: Lift low canopy, to 5 m to the south and southeast to clear lamp column and allow more light to the understorey planting. T517 - London Plane: Lift low canopy - to 5 m to the southwest to clear newly planted tree, lamp column, and allow more light to the understorey planting. T511 - English Oak & T512 - London Plane: Lift low canopy to 2.5 m over footpath. T542 - London Plane: Prune to clear 2x lamp columns by 1 m. T545 - London Plane: Prune to clear lamp column by 1 m.

    Submitted 14 Jul 2026 Trees
  • 26/04661/ADFULL Decided

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Details of recycling strategy for demolished materials pursuant to condition 11 of planning permission dated 09 August 2024 (RN: 23/08726/FULL)

    Submitted 13 Jul 2026
  • 26/03492/TCA Granted

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    1 x London plane (T503): Reduce apical branch by 1m

    Decided 1 Jun 2026 Trees
  • 26/02647/ADFULL Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Details of benches and seating structures around the central oval; pursuant to condition 6 (iii) of planning permission dated 12th August 2024 (RN 23/08726/FULL)

    Submitted 21 Apr 2026 Full applications
  • 26/02630/ADFULL Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Details of design, depth, size, and location and means of installation of foundations for the structures pursuant to redischarge of Condition 23 of planning permission dated 9th August 2024 (RN23/08726/FULL)

    Submitted 21 Apr 2026 Full applications
  • 26/02507/ADFULL Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Details of planters, public waste bins and all other fixed furniture not otherwise specified by other conditions of this permission. Pursuant to condition 6 (Part ix) of planning permission dated 12th August 2024 (RN 23/08726/FULL)

    Submitted 16 Apr 2026 Full applications
  • 26/02326/ADLBC Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Detailed drawings of all stonework alterations to the Roosevelt Memorial pursuant to the redischarge of Condition 4 of listed building consent dated 14 July 2022 (RN21/08290/LBC)

    Submitted 9 Apr 2026 Conditions
  • 26/02114/ADFULL Awaiting decision

    Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    Details of the reinstated memorial plaque and inscribed paving stones associated with the Diplomatic Gates pursuant to condition 6 (v) of planning permission dated 12th August 2026 (RN: 23/08726/FULL).

    Submitted 30 Mar 2026 Full applications

Timeline

Dates from the published record

  1. 28 May 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 23 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Westminster took a median of 91 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

TMA Environmental Consultants Agent

86 applications on PlanIndex · across 6 councils · 98% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

19 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided tree works applications in a median of 49 days. More in our guide to how long planning decisions take.

About tree works applications

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Grosvenor Square London

    23/03644/TCA Submitted 1 Jun 2023 50 yards away

    1 x London plane (T531): Remove one 5 m limb of over 100mm diameter infected with Massaria at approx. 10 m height, west side.

    Granted Trees 9 docs
  • Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    26/03492/TCA Submitted 28 May 2026 50 yards away

    1 x London plane (T503): Reduce apical branch by 1m

    Granted Trees 8 docs
  • Basement And Ground Floor Maisonette 45 - 47 Grosvenor Square London W1K 2HS

    25/06163/ADFULL Submitted 29 Aug 2025 50 yards away

    Detailed drawings of a hard and soft landscaping scheme pursuant to condition 8 of planning permission dated 24th April 2025 (RN: 24/07982/FULL).

    Granted Full applications 7 docs
  • Flat 11 45 - 47 Grosvenor Square London W1K 2HS

    25/06762/FULL Submitted 19 Sep 2025 100 yards away

    88% historically approved · decision due ~26 Dec

    Installation of one air conditioning unit located in existing lightwell 2, within acoustic enclosure.

    Awaiting decision Full applications 25 docs
  • Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    25/06188/ADV Submitted 1 Sep 2025 100 yards away

    Installation of advertisement on hoardings around the development site for a temporary period from September 1st 2025 to January 31st 2027. Please refer to the 'Proposals' Section of the Cover Letter for further details.

    Granted Advertising 13 docs
  • Grosvenor Square Gardens Grosvenor Square London W1K 6LD

    25/05309/ADFULL Submitted 30 Jul 2025 100 yards away

    88% historically approved · decision due ~24 Sep

    Details of the number, size, species and position of trees and shrubs and a Landscape Management Plan pursuant to Condition 19 of planning permission dated 12 August 2024 (RN23/08726/FULL)

    Awaiting decision Full applications Trees 4 docs

In Westminster

  • 26/07520/TPO Awaiting decision

    Lords Cricket Ground St John's Wood Road London NW8 8QZ

    2 lime trees located to the west of the Allen Stand and north of Lords Tavern, by the Grace Gate entrance from St John's Wood Road. These trees are noted as T7 and T8 on attached plans and reports. Roots belonging to both trees were severed during excavations for service trenches associated with construction of the Allen Stand on site. Static load tests were carried out to both trees in April 2026, which flagged T7 as having an insufficient safety factor. T7 was therefore recommended for a 3m reduction in height to reduce the risk of failure. Due to T7 and T8 forming a continuous canopy, T8 has also been recommended for the same specification of reduction to prevent exposing its crown to excessive wind loading.

    Received 4 Nov, published by the council 6 Nov 2026 Trees
  • 26/07523/TCA Awaiting decision

    Lancaster House Stable Yard Road London SW1A 1BB

    T5 - False Acacia Reduce Crown in Height (by 3m) and Shape (Specify final height and width) Reduce in height by 3m. Tag 1052 T11 Holm Oak Dismantle to ground level Tag 4049

    Received 4 Nov, published by the council 6 Nov 2026 Trees
  • 26/07469/TPO Awaiting decision

    48 Craven Hill Gardens London W2 3EA

    T1 London plane: crown reduce back to previous, most recent reduction points (approx. 3-4m).

    Received 3 Nov, published by the council 6 Nov 2026 Trees
  • 26/07483/TCA Awaiting decision

    144 Hamilton Terrace London NW8 9UX

    T1: Cherry: To thin by 15% T2: Group Purple Plums: 30% Thin and 1.5m reduction leaving a balanced crown shape. T3: Lime: Pollard to previous reduction points leaving some shortened furnishing growth T4: Japanese Maple: To thin crown density by 30% All works being carried out as general maintenance

    Received 3 Nov, published by the council 6 Nov 2026 Trees
  • 26/07484/TCA Awaiting decision

    208 Randolph Avenue London W9 1PF

    T3 ? Sycamore (Acer pseudoplatanus), located in the rear garden of 208 Randolph Avenue, London W9 1PF. Proposed works: Fell T3 Sycamore to ground level and remove the resulting timber and arisings. The tree has been classified as Category U in the Arboricultural Implications Assessment (Report J69.34, dated 12 October 2026) prepared by Broad Oak Tree Consultants. The assessment identifies significant basal decay, a basal cavity, structural deterioration and crown dieback. The report recommends pollarding at approximately 8 metres or felling. Full removal is proposed due to the tree's poor structural condition and associated safety concerns.

    Received 3 Nov, published by the council 6 Nov 2026 Trees