Planning application
8 Cavendish Avenue London NW8 9JE
Works: Trees
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
3 - Silver Birch - Prune just distal to most recent reduction points; for safety and maintenance reasons, and is in line with previous maintenance & to maintain the overall character of the Conservation Area satisfactorily
As published by the council, reference 26/00689/TCA
Application record
- Reference
- 26/00689/TCA
- Type
- Applic. for works to trees in CA
- Status
- Pending
- Received
- 5 Feb 2026
- Validated
- 5 Feb 2026
- Ward
- Abbey Road
- Postcode
- NW8 9JE
Site history
Applications at this address on the Westminster register
This site has had 5 applications since 2025: 2 approved, 0 refused.
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26/01096/LBC Awaiting decision
8 Cavendish Avenue London NW8 9JE
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01095/FULL]
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26/01095/FULL Awaiting decision
8 Cavendish Avenue London NW8 9JE
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; Replacement of existing air conditioning condensers with new units; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01096/LBC]
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26/00689/TPO Granted
8 Cavendish Avenue London NW8 9JE
1 x silver birch (T3, rear): Crown reduce to the previous most recent reduction points, retaining selected shortened furnishing growth (about 0.5m long) for crown continuity.
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25/05626/ADLBC Granted
8 Cavendish Avenue London NW8 9JE
Elevation and section drawings and details pursuant to condition 4 (window details), 10 (landscaping and front entrance steps), 11 (lower ground floor entrance door) and 12 (details of railings) of listed building dated 16th May 2025 (RN:24/08781/LBC)
Timeline
Dates from the published record
-
5 Feb 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 2 April 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 65 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
John Cromar's Arboricultural Company Limited Agent, registered in Kington
Active · incorporated 2004 · Kington
13 applications on PlanIndex · across 6 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
8 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 documentsWhat 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 39 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
-
6 Cavendish Avenue London NW8 9JE
87% historically approved · decision due ~30 Mar
Details of all new doors, all new windows, bike/bin store, revised front boundary treatment, method statement and landscape areas pursuant to Conditions 5 (A, B and D), 7, 8 and 9 of planning permission dated 13 May 2025 (RN24/04491/FULL) (Linked 26/01128/ADLBC)
Awaiting decision Full applications Windows or glazing 18 docs -
6 Cavendish Avenue London NW8 9JE
90% historically approved · decision due ~30 Mar
Details of all new doors, all new windows, bike/bin store and revised front boundary treatment purusant to Conditions 4 (A, B and D) and 7 of Listed Building Consent dated 13 May 2025 (RN24/04492/LBC) (Linked 26/00573/ADFULL)
Awaiting decision Conditions Windows or glazing 13 docs -
16 Cavendish Avenue London NW8 9JE
87% historically approved · decision due ~21 Jul
Detailed drawings and a bio-diversity management plan in relation to the Living Green Roof pursuant to condition 18 of planning permission dated 5th August 2024 (RN:24/01888/FULL)
Awaiting decision Full applications 11 docs -
16 Cavendish Avenue London NW8 9JE
87% historically approved · decision due ~26 Jun
Details of Signed appendix A (Checklist B: Basements) and Construction Management plan pursuant to the discharge of condition 3 of planning permission dated 5th August 2024 (RN: 24/01888/FULL).
Awaiting decision Full applications 8 docs -
16 Cavendish Avenue London NW8 9JE
Detailed drawings of external plant enclosure in the garden pursuant to condition 9 (i) of planning permission dated 5th August 2024 (RN: 24/01888/FULL). Linked to PP-14605098
Granted Full applications 14 docs -
16 Cavendish Avenue London NW8 9JE
Detailed drawings of external plant enclosure in the garden pursuant to condition 8 (i) of planning permission dated 5th August 2024 (RN: 24/01889/LBC). Linked to PP-14476263
Granted Conditions 2 docs
Other tree works applications
In Westminster
-
26/06333/TCA Awaiting decision
Basement 17 Claverton Street London SW1V 3AY
Removal of an overgrown and poor specimen Leyland cypress tree in a confined space in the rear garden of 17 Claverton Street, Sw1v 3AY. We wish to remove this tree and replace it with a semi mature Amelanchier Lamarckii which is more appropriate for the space.
-
26/06346/TPO Awaiting decision
Crown Court 123 Park Road London NW8 7JH
Front T1 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T2 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T3 London Plane x 1 (Platanus x hispanica) This 16m mature London plane has previously been pollarded, its cyclical prune is now due. Regrowth is touching the building and encroaching upon the balconies. Suggested work:- reduce all round 2-3m back to previous
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26/06307/TCA Awaiting decision
140 Loudoun Road London NW8 0ND
T1 Acer reduce by cira 1.5m to suitable pruning points T2 Mature apple tree - Crown lift to 2.5 metres from the ground and cut back from the public infrastructure. T3 Magnolia grandiflora - reduce by 1.5m and cut back from building creating a clearance of 2m T4 - Apple Tree - Remove deadwood and reduce crown by 1m Reason for work: General tree maintenance
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26/06302/TCA Awaiting decision
Old Admiralty Building Spring Gardens London SW1A 2AH
fell to 50mm from ground level Cherry trees in pots in courtyard (G1 - trees have extensive damage to main stems and crown)
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26/06282/TCA Awaiting decision
13 Randolph Crescent London W9 1DP
T4 - Reduce magnolia crown by 0.5?1m and thin by 10-15% all around, and remove any deadwood whilst retaining furnishing growth. This is to allow more light through the canopy and maintain the crown at a manageable size.