Parkside House 58 Mill Lane Welwyn AL6 9ES Data via plota.co.uk

6/2026/1676/TC - TREES IN CONSERVATION AREA Under Consideration
Trees & landscaping

Proposal

Tree A Sycamore reduce by 2-3m Tree B Robinia to fell due to decay and structural instability Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
22 Sept 2026
Decision
Expected by 17 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision between 3 Nov 2026 and 13 Nov 2026, from Welwyn Hatfield's recent tree and landscaping works.

The consultation period closed on 13 Oct 2026.

Documents 2

Plans & drawings 1

PDF 58 Mill Lane tree plan Sept2026.pdf (126 kb) Document · 22 Sept 2026 View ↗

Other documents 1

PDF ApplicationFormRedacted.pdf (215 kb) Document · 22 Sept 2026 View ↗

All documents on the council site ↗

Site constraints 7

Grade II listed: Parkside
List entry 1348192 · 19 m away · 9 more listed buildings within 150 m (9 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 9 with distances
Historic England ↗
Welwyn conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Also on the record
Radon affected area, class 2; Scheduled monument 195 m away: Dicket Mead Roman villa; Local nature reserve 427 m away: Singlers Marsh; Inside the Welwyn built-up area; Flood defence 34 m away (natural high ground, designed for a 1 in 70 year flood).
Not affected
Outside flood zones 2 and 3 · Not green belt

Checked on 14 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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.

Sales history 2

Last sold for £1,050,000 in August 2019. Semi-detached house, freehold.

2 August 2019£1,050,000
10 August 1995£349,500

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

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Other new applications on this street

25 Sept 2026Pending

28 Mill Lane Welwyn AL6 9ET

1 x Magnolia to reduce 1.5m width and height.

6/2026/1685/TC
5 Aug 2026Approved

17-17A Mill Lane Welwyn AL6 9EU

Certificate of lawfulness for the change of use of offices to 3 x 2 bedroom flat...

6/2026/1370/LAWP
1 May 2026Approved

44 Mill Lane Welwyn AL6 9ET

TG1 Sycamore, Prunus and Hazel - Coppice/pollard the Sycamore and Hazel to the h...

6/2026/0773/TC

Nearby new applications

14 Oct 2026Pending

16 The Green Welwyn AL6 9EA

T5 to reduce overhanging branches by 2m

6/2026/1864/TPO
14 Oct 2026Pending

8 The Green Welwyn AL6 9EA

T1 - 1 x Beech to reduce overhanging branches by approximately 4m

6/2026/1866/TC
6 Oct 2026Pending

8 The Green Welwyn AL6 9EA

T1 - Ash and Lime, sharing a common crown to reduce by approximately 2.5m height...

6/2026/1774/TC
28 Sept 2026Pending

35 Church Street Welwyn AL6 9LP

Conifer - Removal of tree leaving a stump

6/2026/1698/TC
25 Sept 2026Pending

28 Mill Lane Welwyn AL6 9ET

1 x Magnolia to reduce 1.5m width and height.

6/2026/1685/TC
10 Sept 2026Approved

3 Wendover Drive Welwyn AL6 9LT

T1 - 1 x Beech tree - crown reduce by approx 2-3m - Remove any major deadwood th...

6/2026/1586/TPO

Important details

Council
Welwyn Hatfield
Application type
TREES IN CONSERVATION AREA
Postcode
AL6 9ES
Received
22 Sept 2026
Validated
22 Sept 2026
Parish
Welwyn
Case officer
Show
Decision level
Delegated
Applicant
Show
Agent
Show

Decision outlook

Day 37 of the 56-day target. Welwyn Hatfield usually decides tree and landscaping works by day 48.

Day 3719 days to the 56-day target
71%decided within 8 weeks
98%approved
559decided in the last year

Plota live figures for tree and landscaping works decided by Welwyn Hatfield in the last twelve months, from validation. Welwyn Hatfield decision record →

Consultation & key dates

Comments by
13 Oct 2026

Historical activity at this location

38 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2024 Approved
Submission of details pursuant to Condition 1 (Sample Area) on listed building consent 6/…
6/2024/1360/COND
2024 Approved
Repoint the exterior of the house, removing cement mortar and replacing it with lime mort…
6/2024/0733/LB
2022 Approved
Change of use from garage to part garage part workshop area, installation of insulated an…
6/2022/2250/FULL
2022 Approved
Change of use from garage to part garage part workshop area, installation of insulated an…
6/2022/2250/FULL
2022 Refused
Certificate of lawfulness for proposed conversion of garage to a workshop including chang…
6/2022/1629/LAWP
2022 Refused
Certificate of lawfulness for proposed conversion of garage to a workshop including chang…
6/2022/1629/LAWP
2020 Approved
4 x English Yews (T1-4) reduce by 2m because they are blocking light to neighbouring hous…
6/2020/3086/TC
2020 Approved
4 x English Yews (T1-4) reduce by 2m because they are blocking light to neighbouring hous…
6/2020/3086/TC
2020
Alter colour of front door and exterior window sills, level first floor floorboards, remo…
6/2020/1934/LB
2020
Alter colour of front door and exterior window sills, level first floor floorboards, remo…
6/2020/1934/LB
2020 Approved
Installation of front fixed glazing unit and replace rear loft casement window
6/2020/0518/LB
2020 Approved
Installation of front fixed glazing unit and replace rear loft casement window
6/2020/0518/LB
2019 Approved
Reduce 4x Yew Tree by 4m , covered by conservation area
6/2019/0791/TPO
Within ~100m

Nearby activity

2025 Approved
44 Mill Lane Welwyn AL6 9ET
T1. Mulberry - Pollard back to historic points. T2. Ash - Cut back the overhanging branch…
6/2025/2006/TC
2025 Approved
44 Mill Lane Welwyn AL6 9ET
T1. Mulberry - Pollard back to historic points. T2. Ash - Cut back the overhanging branch…
6/2025/2006/TC
2025 Approved
26 Parkside Welwyn AL6 9DQ
Erection of a single storey rear extension, part garage conversion to habitable space and…
6/2025/0581/HOUSE
2025 Approved
26 Parkside Welwyn AL6 9DQ
Erection of a single storey rear extension, part garage conversion to habitable space and…
6/2025/0581/HOUSE
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Repairs to crenelation structures and copings on westerly elevation
6/2025/0222/LB
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Removal of existing sand and cement render on gable end of north elevation, re-lath with…
6/2025/0223/LB
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Repointing work to existing garden boundary wall
6/2025/0224/LB
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Repairs to crenelation structures and copings on westerly elevation
6/2025/0222/LB
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Removal of existing sand and cement render on gable end of north elevation, re-lath with…
6/2025/0223/LB
2025 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Repointing work to existing garden boundary wall
6/2025/0224/LB
2024 Approved
36 Prospect Place Welwyn AL6 9EN
T1-Indian Bean tree - Crown reduce all round by 2-3 metres to maintain size and shape for…
6/2024/2006/TC
2024 Approved
31 Mill Lane Welwyn AL6 9EU
T1 Yew to cut back overhanging branches to the boundary.
6/2024/2010/TC
2024 Approved
40 Parkside Welwyn AL6 9DQ
Oak tree to reduce back to old pruning points (TPO 76 T8)
6/2024/1762/TPO
2024 Approved
44 Mill Lane Welwyn AL6 9ET
1. Hawthorn - Cut back over the river hard to viable growth points 2. Purple Plum - Cut b…
6/2024/1864/TC
2024 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
Replacement of lead roof covering to first floor dormer
6/2024/1724/LB
2024 Approved
7 Orchard Road Welwyn Hertfordshire AL6 9EX
ASCT001 White Willow - Pollard at approx 9m ASCT002 White Willow - Pollard at approx 9m
6/2024/1168/TC
2024 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
T1 - Sycamore and Juniper trees to remove T2 - Hazel and Yew (over the shed) – to cut bac…
6/2024/1079/TC
2024 Approved
22 Parkside Welwyn AL6 9DQ
T3 Holly - 20% crown reduction, 4m crown lift and lateral crown reduction of overlong bra…
6/2024/1024/TPO
2024 Approved
22 Parkside Welwyn AL6 9DQ
Full crown reduction to the sycamore tree to 5m and the yew tree to 4m. (TPO 76 G3)
6/2024/0856/TPO
2024 Approved
Parkside Cottage 56 Mill Lane Welwyn AL6 9ES
External and internal repair with repaint of all windows, external sofits and facias, fro…
6/2024/0638/LB
2017 Approved
7 Orchard Road Welwyn AL6 9EX
Crown reduce Willow tree (T2) and 2 x Goat Willow trees (T4 & T5) by 30% and crown thin b…
6/2017/0283/TPO
2016 Approved
Welwyn Civic Centre Prospect Place Welwyn AL6 9ER
Replacement of all single glazed windows with double glazed windows and replacement of fr…
6/2016/2004/FULL
2016 Approved
Welwyn Civic Centre Prospect Place Welwyn AL6 9ER
Replacement of all single glazed windows with double glazed windows and replacement of fr…
6/2016/2004/FULL
2016 Approved
35 Parkside Welwyn AL6 9DQ
Reduce Oak tree by 20% - Conservation Area
6/2016/0664/TPO
2016 Approved
35 Parkside Welwyn AL6 9DQ
Reduce Oak tree by 20% - Conservation Area
6/2016/0664/TPO
Welwyn Hatfield
Planning Authority Score
2.1/10
Poor
#272 of 296 councils
Relevant to this application:
Other decisions

Welwyn Hatfield is slower than most councils at deciding householder applications, ranking #224 out of 296. 50% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Welwyn Hatfield decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #200 of 296
86%
Householder approved
Below avg (90%) #246 of 296
53%
Decided in 8 weeks
Below avg (63%) #224 of 296
50%
Extended time limit
Above avg (41%) #229 of 296
84%
Minor dwellings approved
63 decided (1-9 homes)
83%
Major dwellings approved
12 decided (10+ homes)
73%
Change of use approved
22 decided
633
Total decisions
87 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use