I was clearing weeds from around my Ashmead instead of looking up at the fruit, and saw eruptions at the lowest 1' of the trunk, with what look like red roots starting to emerge. It's disturbing.
Dunno why the picture isn't posting. Here's the link
for the first.
And a closeup:
Which is here
What is it and if it's as bad as it looks, what do I do about it? The tree produced nicely this year for the first time, and I didn't expect to find skin lesions on it.