At a glance
Plas Brondanw Gardens (LL48 6SW) — the personal garden of Portmeirion architect Clough Williams-Ellis. Free entry (donations welcome). Topiary, terraces, and Cnicht mountain views. Open daily dawn–dusk. Small car park. 5 miles from Portmeirion. Near Penrhyndeudraeth (Ffestiniog Railway).
About Plas Brondanw Gardens
Plas Brondanw was Sir Clough Williams-Ellis's home — the ancestral manor he inherited in 1908 and never left, even as his public fame grew through the creation of Portmeirion 5 miles away. The garden he made around the 17th-century house over seven decades is the private counterpart to Portmeirion's public theatre: formal terraces stepping down the hillside, yew topiary clipped into architectural forms, and a central axis aligned on the peak of Cnicht mountain above the Glaslyn valley.
The garden is free and self-guided — there are no staff, no café, no information boards. Just the garden, the topiary, the terraces, and the Snowdonia skyline beyond. Williams-Ellis is buried here, in the place he made and loved. The combination of personal scale, architectural invention, and exceptional setting makes it one of the more moving gardens in Wales — a single person's vision of beauty in a particular landscape, made and remade over a lifetime.
Find it on the map
Frequently asked questions
Plas Brondanw garden was created by Sir Clough Williams-Ellis (1883–1978) — the architect most famous for designing Portmeirion, the Italianate village on the Dwyryd Estuary approximately 5 miles away. Williams-Ellis inherited Plas Brondanw — a 17th-century manor house in the hamlet of Llanfrothen — in 1908, and spent much of the next seven decades creating the gardens around it. The garden is a rare example of an architect's personal landscape design: formal, inventive, and full of the playful classicism and love of strong visual effects that characterise Williams-Ellis's work at Portmeirion. Unlike Portmeirion (which was created for public enjoyment and economic viability), Plas Brondanw garden was Williams-Ellis's private creation — an expression of his personal aesthetic and his love of this particular piece of Snowdonia.
The garden is designed around a series of formal terraces that step down from the house, framing long views toward Snowdonia and specifically toward Cnicht mountain (the "Matterhorn of Wales"), which Williams-Ellis arranged as the garden's principal axis. Elaborate topiary — yew and box clipped into complex shapes — creates architectural structure and theatrical enclosure within the garden. A kitchen garden, an orangery, and a series of compartments with different planting characters give variety across the site. The garden uses the topographical drama of its setting — the hillside above the Glaslyn valley, with Snowdonia behind — to frame and extend the views in Williams-Ellis's characteristic manner. The whole effect is intimate and personal rather than grand.
Plas Brondanw and Portmeirion are both expressions of the same architectural imagination — Clough Williams-Ellis's love of Mediterranean classicism, colour, and theatricality. Portmeirion was Williams-Ellis's public statement: a village built over 50 years as a demonstration that development could respect and enhance a beautiful place, and as a commercial enterprise to fund his other activities (including maintaining Plas Brondanw). Plas Brondanw was the private complement: his family home, where the garden was created over decades with no commercial pressure and no obligation to please anyone but himself. The garden is consequently more intimate and more personal than Portmeirion, though sharing the same architectural sensibility. Williams-Ellis continued working at both sites until shortly before his death in 1978 at the age of 94.
Plas Brondanw garden is open all year from dawn to dusk, with free entry (donations welcomed). There are no staff on site — the garden is self-guided. The garden is at its best in late spring and summer when the topiary is at full growth and the Snowdonia views are clear. Autumn brings good colour from the trees within the garden. Winter visits are possible and the garden's formal structure — topiary, walls, terraces — reads clearly without foliage. There is a small car park at the entrance. The house itself (Plas Brondanw) is a private family home and not open to visitors, but the garden is managed by the Plas Brondanw Trust. Williams-Ellis's estate is buried within the garden.
Yes — Plas Brondanw and Portmeirion are approximately 5 miles apart and complement each other well. Plas Brondanw (free, informal, private in character) and Portmeirion (ticketed, more elaborate, public) represent the two poles of Williams-Ellis's architectural life. Visiting both in a day gives the best understanding of his work and personality. Portmeirion requires at least 2–3 hours; Plas Brondanw garden takes 1–1.5 hours. The Ffestiniog Railway passes nearby (stopping at Penrhyndeudraeth and Minffordd) and is another Williams-Ellis connection — he was passionate about narrow-gauge railways and supported the Ffestiniog Railway's restoration in the 1950s.