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Arddangosiad hollti llechi | Slate splitting demonstration

Dewch i weld chwarelwyr yn arddangos y grefft unigryw o hollti a naddu llechi.| Come and see quarrymen demonstrating the unique craft of splitting and dressing slate.

  • Booking not needed
  • Free event (admission applies)

Dewch i weld chwarelwyr Amgueddfa Lech Cymru yn arddangos y grefft unigryw o hollti a naddu llechi yn ystod eich ymweliad i Gastell Penrhyn.

Mae'r Amgueddfa yn cau ei drysau am gyfnod ar gyfer ailddatblygiad mawr, ac yn cychwyn ar gynllyn i rannu ei stori mewn lleoliadau eraill sydd wrth galon stori'r llechi - gan gynnwys yma yng Nghastell Penrhyn.

Cynhelir arddangosidau yn ddyddiol yn y Bloc Stablau am 11am, 12pm, 2pm, 3pm a 4pm.

*Nodi'r mai dim ond cŵn cymorth sy'n cael dod i mewn i'r ystafell arddangos hollti llechi.

***

Come and see the National Slate Museum's quarrymen demonstrating the unique craft of splitting and dressing slate during your visit to Penrhyn Castle.

The Museum is closed temporarily in order to complete a major redevelopment, and is taking its story 'on the road' to locations at the heart of the slate story - including here at Penrhyn Castle.

Demonstrations take place daily in the Stable Block at 11am, 12pm, 2pm, 3pm and 4pm.

*Please note that only assistance dogs are allowed into the slate splitting demonstration room.

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This event is free, but normal admission charges apply for the venue.

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Upcoming events

Hanner tymor Mai yng Nghastell Penrhyn a'r Ardd | May half term at Penrhyn Castle and Garden 

Dewch draw i fod yn archwiliwr gardd ar gyfer Wythnos Garddio Plant yn Gastell Penrhyn | Become a garden explorer for Children’s Gardening Week at Penrhyn Castle.

Event summary

on
23 May to 31 May 2026
at 10:00 to 16:00+ 8 other dates or times

Crefftau hanner tymor Mai | May half term crafts 

Dewch i'r Stablau i greu rhywbeth i fynd adre gyda chdi | Come along to the Stables and create something special to take home with you.

Event summary

on
23 May to 27 May 2026
at 11:00 to 15:00+ 2 other dates or times

Taith synhwyrol efo ein Prif Arddwr / Sensory walk with our Head Gardener 

Ar Wythnos Garddio’r Plant, dewch i ddarganfod synhwyrau ysblennydd yr ardd ar daith tywys synhwyrol | For Children’s Gardening Week, discover the sights and sounds of the garden on a guided sensory tour.

Event summary

on
26 May 2026
at 11:30 to 12:30

Sgwrs y pyllau | Pond talk 

Dysgwch fwy am yr holl fywyd naturiol sy'n byw o amgylch y pyllau yma'n Penrhyn | Learn more about all the wonderful wildlife that lives around the ponds at Penrhyn.

Event summary

on
29 May 2026
at 14:00 to 15:00