Official tourism website for Mourne Gullion Strangford
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  1. Come and rediscover the Annesley Walled Garden at Castlewellan Forest Park. Created and developed by generations of Annesleys, this internationally renowned Walled Garden has been restored as part of the Castlewellan Historic Demesne project co-funded by The National Lottery Heritage Fund and Newry, Mourne and Down District Council.
    1. 14 Mar 2026
    2. 15 Mar 2026
  2. The entrance to Castlewellan Arboretum Gardens at Castlewellan Forest Park.
    Discover behind the historic walls of Annesley Walled Garden and uncover a world of ornamental fountains, restored Victorian glasshouses, rare trees and colourful borders, all nestled within Castlewellan Forest Park. Click the link to watch the highlights, and start planning your visit.
  3. Castlewellan Header - Group in Garden
    What's on in Castlewellan Historic Demesne
  4. Castlewellan - Boys peaking round tree
    Latest News from Castlewellan Historic Demesne
  5. Castlewellan Header - school group at pond
    Education and Tours in Castlewellan Historic Demesne
  6. Thomas Ryan and team planting Portuguese Laurel
    Heritage of Castlewellan Historic Demesne
  7. in Castlewellan Historic Demesne
  8. Castlewellan Header - Volunteering a
    The Annesley Walled Garden and Arboretum has a committed group of volunteers who meet every Tuesday and Thursday morning to work alongside the Gardening Team (also the first Saturday of every month).

Castlewellan Historic Demesne

Re-rooting our past in the Future: Castlewellan Historic Demesne

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  1. What's on in Castlewellan Historic Demesne
    What's on in Castlewellan Historic Demesne
  2. Project News
    Latest News from Castlewellan Historic Demesne
  3. Education and Tours in Castlewellan Historic Demesne
    Education and Tours in Castlewellan Historic Demesne
  4. Heritage of Castlewellan Historic Demesne
    Delve into the history and heritage of Castlewellan Historic Demesne.
  5. Wildlife in Castlewellan Historic Demesne
    Discover the diverse wildlife at Castlewellan Historic Demesne
  6. Volunteering at Castlewellan Historic Demesne
    The Annesley Walled Garden and Arboretum has a committed group of volunteers who meet every Tuesday and Thursday morning to work alongside the Gardening Team (also the first Saturday of every month).
  7. Castlewellan Forest Park
    Castlewellan Forest Park is truly spectacular, set against a dramatic backdrop of the Mourne Mountains and sea. It features one of Europe’s most outstanding tree and shrub collections, with the National Arboretum drawing visitors from around the world to admire its remarkable beauty, vitality, and impeccably shaped trees. Visitors can also enjoy a range of activities including walking, biking and canoeing on the park’s serene lake.
  8. Group of ladies enjoying the Annesley Garden walk in Castlewellan Forest Park
    The Castlewellan Arboretum and Annesley Walled Garden is situated north of the foothills of the Mourne Mountains in County Down, Northern Ireland.
    1. 7 Mar 202631 Mar 2027
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