Skip to content
PlanIndex Get alerts
Menu

Planning application

17 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dn

Awaiting decision St Albans TP/2026/0494 Tree works in conservation area

Works: Trees

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

Proposal

T2 Beech - Crown reduction by 2-3m approx (primary cuts) and thin canopy by 15-20% G1 Cypress - Fell T3 Silver Birch - Crown reduction by 2-3m approx (primary cuts)

As published by the council, reference TP/2026/0494

Application record

Reference
TP/2026/0494
Type
Tree works in conservation area
Status
Under Consultation
Received
28 Sep 2026
Validated
29 Sep 2026
Ward
Harpenden West
Parish
Harpenden Town
Postcode
AL5 2DN

Timeline

Dates from the published record

  1. 28 Sep 2026

    Received by St Albans

  2. 29 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 4 Oct 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 24 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    St Albans took a median of 76 days over the applications it decided in the last year.

Documents

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

5 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 St Albans for determination, against a statutory target of eight weeks. Over the last year St Albans 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

  • 19 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dn

    5/2025/1715 Submitted 18 Sep 2025 50 yards away

    Proposed external air conditioning plant unit within an acoustic covering

    Granted Householder 12 docs
    Domestic

  • 25 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dn

    TP/2026/0386 Submitted 7 Aug 2026 50 yards away

    Conifer (front garden) - Fell, this tree is now 55 foot high and is 20 feet in distance from the house (consent given historically to reduce by 30%)

    Granted Trees 7 docs

  • 18 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dj

    TP/2021/0016 Submitted 12 Jan 2021 50 yards away

    Rear garden trees: 1 - Malus - Reduce in height by approximately 1m and bring sides into shape 2 - Norway Maple - Crown reduce to previous points to leave viable growth where possible. This would amount to a reduction of up to 4m.

    Granted Trees 4 docs

  • 16 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dj

    5/2026/0467 Submitted 25 Feb 2026 50 yards away

    Single storey side extension

    Granted Householder Extension 10 docs
    Small domestic

  • 16 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dj

    5/2026/1329 Submitted 6 Jul 2026 50 yards away

    89% historically approved · decision due ~1 Oct

    Two storey side and rear extensions, single storey rear and side extensions, new rear attic dormer, new air conditioning unit, relocation of vehicular crossover

    Awaiting decision Householder Extension Loft or dormer 18 docs
    Small domestic

  • 54 Amenbury Lane Harpenden Hertfordshire Al5 2Dq

    5/2026/1009 Submitted 21 May 2026 100 yards away

    88% historically approved · decision due ~17 Jul

    Demolition of dwelling

    Awaiting decision Demolition 12 docs
    Domestic

In St Albans

  • TP/2026/0283 Granted

    86 Marshalswick Lane St Albans Hertfordshire Al1 4Xe

    Lime - reduce height by 5m, lateral reduction of 4m and crown clean

    Received 3 Jun, published by the council 24 Jul 2026 Trees
  • TP/2026/0509 Awaiting decision

    36 Park Avenue North Harpenden Hertfordshire Al5 2Ed

    G1 - 5 lime trees at the front of the house to raise the canopy to approx 5 mentres and remove epicormic growth. This work is all general maintenasnce and to keep mtrees healthy and under control

    Received 5 Oct, published by the council 11 Oct 2026 Trees
  • TP/2026/0506 Awaiting decision

    Old Bell 177 Luton Road Harpenden Hertfordshire Al5 3Bn

    5 x Oaks to lift to around 3m above ground level, remove deadwood greater than 40mm in diameter. Lift canopies on all Oaks to allow better view of area due to safety concerns & recent damage

    Received 5 Oct, published by the council 11 Oct 2026 Trees
  • TP/2026/0507 Awaiting decision

    10 Monks Close Redbourn Hertfordshire Al3 7Ly

    TPO1910 (G1) Silver Birch x2 Reduce the overall crown height by approximately 5 metres, Reduce lateral growth by approximately 0.5 metres where necessary to maintain a balanced and natural crown form. Reason for works: To reduce the overall size of

    Received 5 Oct, published by the council 11 Oct 2026 Trees
  • TP/2026/0402 Granted

    28 West Common Way Harpenden Hertfordshire Al5 2Lg

    T1 - oak tree reduce north east side of Oak tree by 3m. This tree has been heavily cut on the opposite side of the tree leaving the tree hugely unbalanced.

    Received 20 Aug, published by the council 25 Aug 2026 Trees