Click to view trips listed by year
| County | Visit site | Year(s) |
|---|---|---|
| Antrim | Antrim Castle Gardens | 1997 |
| Shane's Castle, Antrim | 1997, 2014 | |
| Red Hall, Ballycarry | 2005 | |
| Castle Dobbs, Carrickfergus | 2005 | |
| Mageramorne House, Larne | 2005 | |
| Moyola Park, Castledawson | 2005, 2014 | |
| Armagh | Tynan Abbey | 2012 |
| Gosford Forest Park | 2012 | |
| Carlow | Altamont Gardens, Tullow | 1995 (AGM), 2013 |
| Lisnavagh, Rathvilly | 1998 | |
| Fenagh House | 1998 | |
| Huntington Castle, Clonegal | 2004 | |
| Borris House | 2008 (AGM) | |
| Thornville House, Palatine | 2013 | |
| Johnstown House, Bennekerry | 2013 | |
| Cavan | ||
| Clare | Three great oaks, near Mountshannon | 2015 |
| Caher House, Lough Graney | 2015 | |
| Cork | Bantry House | 1996, 2006 |
| Creagh Gardens, Skibbereen | 1996 | |
| Hollybrook House, Skibbereen | 1996 | |
| Ashbourne House, Glounthaune | 1996, 2010 | |
| Fota | 1996, 2016 | |
| Doneraile Court | 2004 | |
| Anne's Grove Gardens, Castletownroche | 2004 | |
| Glenville Park | 2004 | |
| Castle Mary, Cloyne | 2004 | |
| Castle Bernard, Bandon | 2006 | |
| Manch, Ballineen | 2006 | |
| Lisselan, Clonakilty | 2006 | |
| Ardnagashel House, Ballylickey | 2006 | |
| Ilnacullin, Glengarriff | 2006 | |
| University College Cork | 2010 | |
| Fitzgerald's Park, Cork | 2010 | |
| Blarney Castle | 2010 | |
| The Gearagh, Macroom | 2010 | |
| Carrigaphooca Castle House, Macroom | 2010 | |
| Donegal | Ardnamona, Lough Eske | 1995, 2016 |
| Glenveagh Castle Gardens | 1995, 2010, 2016 | |
| Errigal Youth Hostel, Dunlewey | 2010 (AGM) | |
| Dunlewey House | 2010 | |
| Carrablagh House, Portsalon | 2010 | |
| Glebe House, Churchill | 2010 | |
| Oakfield Park, Raphoe | 2011 | |
| Salthill Gardens, Mountcharles | 2016 | |
| Greenfort, Kerrykeel | 2016 | |
| Down | Clandeboye Estate, Bangor | 1991 (AGM), 1998, 2009 |
| Castlewellan Forest Park | 1993, 2004 (AGM), 2013 | |
| Seaforde Gardens, Downpatrick | 1993 (AGM), 1999, 2004, 2015 | |
| Ballywalter Park, Newtownards | 1993, 2006 | |
| Mahee Island, Strangford Lough | 1998 (AGM), 2013 | |
| Ringdufferin House, Killyleagh | 1998, 2013 | |
| Grey Abbey Gardens, Newtownards | 1998 | |
| Mount Stewart, Newtownards | 1998, 2014 | |
| Rowallane Gardens, Saintfield | 1999 | |
| Hillsborough Gardens | 1999 | |
| Tollymore Forest Park, Newcastle | 1999, 2004 | |
| Larchfeld Estate, Lisburn | 2000 (AGM) | |
| Guincho, Helen's Bay | 2000 | |
| Ballyedmond Castle, Rostrevor | 2001, 2015 | |
| Rostrevor House | 2001, 2015 | |
| Mourne Park, Kilkeel | 2001 | |
| Narrow Water, Warrenpoint | 2001 | |
| Belvoir Park Forest | 2006 | |
| Bangor Castle | 2006 | |
| Woburn House, Millisle | 2006 | |
| Laurel Vale House, Belfast | 2007 (AGM) | |
| Belfast Botanic Garden | 2007 | |
| Waringstown House | 2007 | |
| Dromantine, Newry | 2007 | |
| Castle Ward, Downpatrick | 2009 | |
| Montalto, Ballinahinch | 2009 | |
| Myra Castle, Strangford | 2013 | |
| Dublin | National Botanic Gardens | 1991, 2006 (AGM), 2013(AGM) |
| Áras an Uachtaráin | 1992, 2009 | |
| Ashtown Castle, Phoenix Park | 1992 | |
| Fernhill, Sandyford | 1999 (AGM) | |
| Malahide Castle Gardens | 2006 | |
| The Cliffs, Howth | 2006 | |
| Earlscliffe and Baron's Brae,Howth | 2006 | |
| Farmleigh House, Phoenix Park | 2009 (AGM) | |
| Luttrellstown Castle | 2009 | |
| Howth Castle | 2012 | |
| St Annes Park, Raheny | 2012 | |
| St Stephen's Green | 2012 | |
| Trinity College Botanic Garden | 2012 | |
| Tyrellstown House | 2012 (AGM) | |
| Fermanagh | Florence Court, Enniskillen | 2008 |
| Crom Estate, Newtownbutler | 2008 | |
| Colebrook, Brookeborough | 2008 | |
| Galway | Kylemore Abbey | 2004 |
| Cashel House Hotel, Cashel | 2004 | |
| Ardcarrig Garden, Bushypark | 2004 | |
| Coole Park, Gort | 2004 | |
| Garryland Wood, Gort | 2004 | |
| Monivea Demesne | 2011 | |
| Woodlawn House, Kilconnell | 2011 | |
| Kerry | Muckross House, Killarney | 1994, 2013 |
| Rossdohan Island, Sneem | 1994 | |
| Dereen Gardens, Lauragh | 1994, 2002, 2014 | |
| Caragh Lodge, Killorglin | 2002 | |
| Kells Bay Garden | 2002. 2014 | |
| Glanleam, Valentia Island | 2002 | |
| Garnish Island, Sneem | 2002 | |
| Reenadinna yew wood, Killarney | 2013 | |
| Tomies Wood, Killarney | 2013 | |
| Gap of Dunloe Hotel Arboretum | 2013 | |
| Derrynane House | 2014 | |
| Austin Garden, Gearagh North | 2014 | |
| Kildare | Coolcarrigan, Naas | 1997 (AGM), 2007 |
| Carton Estate, Maynooth | 2007 | |
| Castlemartin House, Kilcullen | 2012 | |
| Kildangan Stud, Monasterevin | 2012 | |
| Kilkenny | Shankill Castle, Paulstown | 2008 |
| Kilfane House, Thomastown | 2008 | |
| Woodstock, Inistioge | 2011 | |
| Mount Juliet Estate | 2011 | |
| Laois | Abbey Leix Demesne | 1993, 2014 |
| Ballyfin Demesne, Mountrath | 1998, 2006 | |
| Baunreagh Forest, Slieve Bloom | 1998, 2010 | |
| Emo Court | 1998, 2010 | |
| Ballykilcavan, Stradbally | 2005 | |
| Roundwood House, Mountrath | 2010 | |
| Glenmalire House, Ballybrittas | 2010 | |
| Castle Durrow Gardens | 2014 | |
| Heywood Gardens, Ballinakill | 2014 | |
| Gash Gardens, Portlaoise | 2014 | |
| Fruitlawn Gardens, Abbeyleix | 2014 | |
| Leitrim | Lough Rynn Castle, Mohill | 2009 |
| Limerick | Glenstal Abbey, Murroe | 2003 |
| Islanmore Garden, Croom | 2003 | |
| Adare Manor | 2003 | |
| Curraghchase Forest Park, Adare | 2003 | |
| Glin Castle | 2003 | |
| Londonderry | Brook Hall Arboretum, Derry | 1995, 2015 |
| Drenagh, Limavady | 2000, 2015 | |
| Downhill Demesne & Mussenden Temple | 2000 | |
| Longford | Castle Forbes | 2016 |
| Louth | Gormanstown Castle | 2010 |
| Killineer House, Drogheda | 2010 | |
| Barmeath Castle, Dunleer | 2010 | |
| Knockabbey Castle, Tallanstown | 2010 | |
| Mayo | Ashford Castle, Cong | 2004 |
| Meath | Dunsany Castle | 1998, 2012 |
| Headford Demesne, Kells | 1998 | |
| Loughcrew Gardens, Oldcastle | 2005 | |
| Oldbridge House | 2010 | |
| Hamwood House, Dunboyne | 2012 | |
| Ardbraccan, Navan | 2012 | |
| Monaghan | Castle Leslie Estate, Glaslough | 1996 (AGM), 2012 |
| Lough Fea Estate, Carrickmacross | 2002 | |
| Hilton Park, Clones | 2002 (AGM) | |
| Offaly | Birr Castle | 1994 (AGM), 2005 (AGM), 2007 |
| Charleville Demesne, Tullamore | 2001, 2016 | |
| Gloster House Gardens, Brosna | 2007 | |
| Roscommon | St John's Wood, Lough Ree | 1999 |
| Kilronan Castle, Ballyfarnon | 2009 | |
| Strokestown Park | 2011 | |
| Ballymote | 2011 | |
| Castlecoote House | 2011 | |
| Sligo | Temple House, Ballymote | 2009 |
| Markree Castle, Collooney | 2009 | |
| The Glen, Knocknarea | 2009 | |
| Tipperary | Marlfield House, Clonmel | 2003 |
| Knocklofty House, Clonmel | 2003 | |
| Castlelough House, Portroe | 2007, 2015 | |
| Cahir Park House | 2008 | |
| Glenleigh House, Clogheen | 2008 | |
| Glengarra Forest, Cahir | 2008 | |
| Ardsallagh House, Cashel | 2008 | |
| Monaincha House and Abbey, Roscrea | 2015 | |
| Tyrone | Baronscourt, Newtownstewart | 1995, 2011 |
| Caledon Estate | 1996, 2012 | |
| Aughentaine, Fivemiletown | 2011 | |
| Rash House, Omagh | 2011 | |
| Waterford | Mount Congreve, Kilmeaden | 1992, 2000, 2011 |
| Gurteen le Poer, Kilsheelan | 2003 | |
| Lismore Castle Gardens | 2003 | |
| Cappoquin Gardens | 2005, 2016 | |
| Tourin House, Cappoquin | 2005, 2016 (AGM) | |
| Salterbridge House, Cappoquin | 2005 | |
| Moore Hill, Tallow | 2005 | |
| Curraghmore, Portlaw | 2005 | |
| Dromana, Cappoquin | 2016 | |
| Westmeath | Belvedere House, Mullingar | 2001, 2016 |
| Mullaghmeen Forest, Castlepollard | 2005 | |
| Lough Park, Castlepollard | 2008 | |
| Tullynally, Castlepollard | 2008, 2016 | |
| Wexford | JFK Arboretum, New Ross | 1991, 2000, 2011 (AGM) |
| Monksgrange, Rathnure | 1998, 2016 | |
| Wells House, Gorey | 2016 | |
| Johnstown Castle | 2016 | |
| Kilmokea, New Ross | 2016 | |
| Wicklow | Killruddery, Bray | 1992 |
| Glen of the Downs | 1994 | |
| Mount Usher Gardens, Ashford | 1995, 2015 | |
| Humewood Castle, Kiltegan | 1998 | |
| Dargle Glen, Enniskerry | 1999, 2009 | |
| Hollybrook House, Kilmacanogue | 1999 | |
| Powerscourt, Enniskerry | 2000, 2015 (AGM) | |
| Avondale Forest Park, Rathdrum | 2001 (AGM), 2014 (AGM) | |
| Kilmacurragh Gardens, Kilbride | 2001, 2007, 2014 | |
| Glendalough House, Annamoe | 2002 | |
| Shelton Abbey, Arklow | 2002 | |
| Luggala Lodge, Roundwood | 2003 | |
| Ballinacor Estate, Greenane | 2003 (AGM), 2015 | |
| Old School House, Greenane | 2003 | |
| Tomnafinnogue Wood, Coolattin | 2004 | |
| Rosanna, Ashford | 2007 | |
| Charleville House, Enniskerry | 2009 | |
| Ballynure, Grangecon | 2013 | |
| Castle Howard, Avoca | 2014 | |
| Glenart Castle, Avoca | 2014 |