By A8amg
Lancashire,
United Kingdom 
I have an Acer Tree with some kind of disease on it's bark, what is it and how do I treat it.
13 Dec, 2020
Answers
I 2nd, being most fungus feed on dead wood.
13 Dec, 2020
the tree may live for a few more years depending on the fungus but you risk it falling and that may cause damage.
13 Dec, 2020
welcome to GoY
Well I am sorry to say that, that is a pretty serious fungal disease. The tree needs removing and all the timber burnt.
As to which one it could be one of many.
13 Dec, 2020