KNOTWEED is flowering, those beautiful, lacy flowers that first won the hearts of the ladies and gents of Victorian England. 

Peter Dowdall on an EU-wide plan to tackle invasive plants which are becoming a major nuisance here too.

Ireland’s declining native barn owl population could be given a boost by a foreign shrew that has managed to get into the country.

I CAME across the first harvestman of the summer the other day, skimming over the leaves and stones in my rockery.

Damien Enright on the joys an Indian summer brings.

THE impact of climate change in Ireland is being signalled by dramatically unusual behaviour in butterflies, a conference heard yesterday.