Walled Garden at Plas-newydd is a Grade II listed building in the Denbighshire local planning authority area, Wales. First listed on 19 May 2001. Garden.

Walled Garden at Plas-newydd

WRENN ID
riven-postern-vetch
Grade
II
Local Planning Authority
Denbighshire
Constituency
Clwyd East MP: Becky Gittins (Lab)
Country
Wales
Date first listed
19 May 2001
Type
Garden
Address
Walled Garden at Plas-newydd, Llanfair Dyffryn Clwyd
OS grid reference
SJ 139 560
Coordinates
53.09466, -3.28641
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The Walled Garden at Plas-newydd is a long rectangular structure, measuring approximately 60 meters in length and 25 meters in width. It features walls made of both stone and brickwork, with interior buttress piers for support. The walls stand about 4 meters high. There are two gateways located on the north side. The north wall extends around to the north side of the house, enclosing a service yard and includes an additional gateway.

Local climate

Walled Garden at Plas-newydd sits in a wetter-than-average part of the UK, with an average of 960 mm of rain a year. This makes it wetter than 75% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 60% of listed buildings.

It experiences an average of 38 freeze-thaw cycles a year, more than 72% of listed buildings. Of these, 21 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Radon risk assessment
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