This pine trunk failure could have been prevented with a finger size cut, when planted.
Bacterial wetwood. Causes decay resistance, but hinders closure of wounds.
Bacterial disease in Flowering cherry. Just live with it or get rid of the plant.
Oak apples. From wasps eggs and larvae - no need for concern. Harmless.
Peeling bark is not always a bad thing. This is Paperbark Maple.
Removal of neighbor's alders exposed this alder to sun, which sunburned trunk.