Fungus

Fungus

Observation - Fungus - UK and Ireland. Description: Within a beech woodland, with a good smattering of Scots pine, birch, sweet chestnut, and oak, I keep finding bits of stick that are completely blue-green. Not sure what tree is the source. What's causing the colouration?

Within a beech woodland, with a good smattering of Scots pine, birch, sweet chestnut, and oak, I keep finding bits of stick that are completely blue-green. Not sure what tree is the source.

What's causing the colouration?