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Tree Preservation Order: 108



Mardley Wood & Heathlands Welwyn AL6 0UY
for the continued amenity of the land.
14/02/1986
25/02/1986
03/10/2025
Type Count Identifier Species
Individual Fagus [Beech]
Individual Malus [Crab Apple]
Individual Carpinus [Hornbeam]
Individual Oak
Individual Oak
Individual Oak
Individual Oak
Individual Oak
Individual Oak
Group 5 Oak
Group 3 Oak
Individual Betula pendula [Silver Birch]
Individual Betula pendula [Silver Birch]
Individual Betula pendula [Silver Birch]
Group Silver Birch, Beech
Group Silver Birch, Hornbeam
Group Silver Birch, Oak
Group Silver Birch, Oak, Beech, Rowan
Individual Sweet Chestnut
Individual Sycamore
Group 12 Oak
Group 2 Silver Birch
Group 3 Silver Birch
Group 5 Larch
Group 6 Silver Birch
Group beech, sycamore
Group larches, oaks, sycamore
Group oak, sweet chestnut
Group silver birch, hornbeams
Group silver birch, sycamore
Group 3 Betula pendula [Silver Birch]
Individual 1 Carpinus [Hornbeam]
Group 15 Silver Birch
Group 3 Oak
Group 3 Fagus [Beech]
Individual 1 Sorbus [Rowan]
Group 14 Betula pendula [Silver Birch]
Group 3 Oak
Group 11 Silver Birch
Group 2 Fagus [Beech]
Group 2 Silver Birch
Group 3 Carpinus [Hornbeam]
Group 2 Oak
Individual 1 Sweet Chestnut
Individual 1 Fagus [Beech]
Individual 1 Sycamore
Group 3 Betula pendula [Silver Birch]
Individual 1 Sycamore
Group 11 Larch
Group 12 Oak
Individual 1 Sycamore

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File Description Date Uploaded
Tree Preservation Order
File: plan_ah_14-02-2019_16-32-34.pdf (3021 kb) Description: Tree Preservation Order Created Date: 14/02/2019
Tree Preservation Order - Plan
File: Scan010.pdf (5794 kb) Description: Plan Created Date: 14/02/2019
Application Number Proposal Decision
6/2025/1702/LAWP Certificate of lawfulness for installation of dormer window to the rear to facilitate a loft conversion with insertion of rooflights to existing front facing roof and windows to the side elevation (either side) Granted
6/2025/1042/TPO Oak to reduce back to previous. Approximately 2 meters height & width, not exceeding previous pruning points - Reducing to retain as a suitable size for the area as close to both side and rear neighbouring properties Granted
6/2025/0640/TPO 1x Silver Birch tree to fell as it has dried and died TPO108 G9 Withdrawn
6/2024/1005/TPO 4 x Oaks to reduce back to existing pruning points (around 1.2m), thin ends by around 15% crown volume. We are reducing these to maintain pruning cycle due to proximity to house and gardens (TPO 108) Granted
6/2024/0612/TPO Reduce T1 Coppiced Oaks by 25% covered by TPO 108 G5 - to control roots and stability as the tree is near the house and to reduce leaf-fall onto neighbours property in winter Reduce T2 Oak by 25% covered by TPO 108 G4 - as the tree leans towards the light and needs some re-balancing for stability Granted
6/2024/0090/LAWP Certificate of lawfulness for the erection of a single storey rear extension, following demolition of existing conservatory Granted
6/2023/1773/HOUSE Erection of first floor rear extension and installation of new side elevation window Granted
6/2023/1091/TPO 2x Silver Birches - remove the dead trees and offshoot as they are threat to the property and road users. Another species will be planted to replace the dead trees. Granted
6/2023/1033/TPO Remove middle hornbeam of the three hornbeam located at the front of the property and remove one low branch over the road to prevent obstruction. Granted
6/2023/0981/HOUSE Erection of a single storey side extension Granted
6/2023/0478/HOUSE Erection of two storey side extension Refused
6/2022/2401/HOUSE Erection of a single storey front, side and rear extension, first floor front extension, installation of front and rear rooflights and a front dormer, partial garage conversion and alterations to openings Granted
6/2022/2386/TPO To reduce 1 X Beech tree in rear garden in height by a maximum of 1.5 metres, thin crown by 15% and cut back the lateral branches to allow 1.5 metres from clearance of the house. Tree covered by TPO 108 Granted
6/2022/1874/TPO Hornbeam to reduce by 30% (TPO108 G3) Granted
6/2021/2740/LAWP Certificate of lawfulness for erection of a single storey front extension and a single storey rear extension, following the demolition of existing front porch canopy and rear conservatory, plus alterations to fenestration to existing front and side elevations. Granted
6/2021/2017/LAWP Erection of a single storey front extension and a single storey rear extension, following the demolition of existing front porch canopy and rear conservatory, plus alterations to fenestration to existing front and side elevations. Refused
6/2021/1443/TPO Crown lift 3 x Oak trees (T1-3) and 2 x Larch trees (T4, T6), T7)by 3m and remove dead wood, fell 2 x Larch trees (T5, T9) to ground level, reduce 1 x Larch tree (T8) by 20% covered by TPO Granted
6/2021/0240/TPO Reduce 4 x Oak trees by 1.2m (15%) covered by a TPO Granted
6/2020/3328/HOUSE Erection of single storey front/side/rear extension and conversion of garage to habitable room Granted
6/2020/3016/TPO 6 x Oak Trees marked as O1 to O6 on the required sketch. The proposed works is to reduce the crown of each Oak Tree by approximately 3 Meters, or less where the tree is smaller. particularly the tress marked as O1, O2 and O5. Granted
6/2020/2795/LAWP Certificate of lawfulness for Formation of dormer to rear roof slope & installation of rooflight to front roof slope to create a Loft Conversion Granted
6/2020/2456/TPO Reduce 1 x Oak [T1] by 4 mtrs covered by TPO108 (G15) Granted
6/2020/2158/TPO Beech tree to be reduced by 25% Granted
6/2020/1698/TPO Crown reduce 1 x beech 1 x sycamore by 30% Granted
6/2020/1402/TPO Reduce 1 x Silver Birch by around 4m height & 2m width Granted
6/2020/1298/TPO Reduce 1 x Oak Tree approximately 2m reduction Covered by TPO 108 G4 Granted
6/2020/0936/TPO Reduce 1 x Oak Tree (T1) by 25% [TPO 108] Granted
6/2018/2543/HOUSE Erection of single storey rear and two storey side extension following demolition of rear and side conservatories Granted
6/2018/2215/TPO Reduce 1 x Beech tree in height by a maximum of 1.5 metres, thin crown by 15% and cut back of the lateral branches to allow 1.5 metres from clearance of the house covered by TPO 108 Granted
6/2018/2248/TPO Various works to trees: Reduce 3 x Silver Birch trees (1a, 1b, 1c) by 20 %, lower branches by up to 3m and reduction to 15m in height and 7m in spread (G7), 2 x Hornbeam trees (2a, 2c) by 20 %, lower branches over neighbours drive and reduction to 15m in height and 8m in spread, fell 1 x Hornbeam tree (2b) and reduce 1 x Silver Birch tree (3) by 20 %, lower braches by up to 3m and reduction to 15m in height and 10m in spread covered by TPO 108 Granted
6/2017/2095/TPO Removal of two Silver birch trees covered by TPO 108 Granted
6/2017/0535/TPO Reduce Oaks trees T1, T2, T3 & T4 by 3m on height and 2.5m in width covered by TPO 108 (1986) Granted