Root Rot - Heterobasidion annosum


This fungus forms large bracket shaped growths that can be quite large, sometimes nearing 30 cm across. The uneven lumpy surface is at first light brown, but darkens with age.

Identification difficulty

Mainly on the roots of coniferous trees.

When to see it

All year round.

Life History

Parasitic on the roots of coniferous trees causing intensive rot and ultimately death of the infected tree; occasionally also infecting deciduous trees

UK Status

Fairly frequent and widespread in suitable locations in Britain.

VC55 Status

Fairly common in Leicestershire and Rutland.

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map