Snow gums are experiencing dieback in Kosciuszko National Park, largely because of the impacts of the native longicorn (or ‘longhorn’) beetle. These beetles prefer to lay their eggs on moisture-stressed trees and, in warmer weather, the longicorn beetle can hatch and grow up to 75% faster. It is understood that climate change is helping the spread of dieback because of background warming.
Now spread of dieback is being seen more frequently in the mountain forests of Victoria. Gillian Anderson reports back on some recent observations of snow gum dieback on the Bogong High Plains.
Continue reading “A ‘mountain’ of loss – Snow Gum dieback in Victoria”

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