Cedar tree at Adare Manor, Adare, Co Limerick, from Carsten Krieger and Aubrey Fennell’s Heritage Trees of Ireland, published by Collins Press. Photograph: Carsten Krieger/Tree Council of Ireland

As I type these words, I’m listening to the far-off, sawdust-laden buzz of a chainsaw as it slices up the splintered remains of a mature beech (...)

Lord and Lady Rosse of Birr Castle and Tom Roche of Just Forests with the poplar after hearing it had been accepted as Ireland’s nominee in the European Tree of the Year 2014 competition. Photograph: Just Forests

It may go down in history as the tree that died for Ireland. A giant grey poplar, it had stood for 200 years in the gardens of Birr C(...)

Alien attack: knopper galls on acorns. Illustration: Michael Viney

A day-long blast from the mountain stripped the big willow of most of its leaves, leaving the garden path prettily patterned with lemony dashes and ar(...)