A: Good news — the ridges on the twigs and branches are normal, and the interesting corky-looking bark becomes an attractive feature of bur oak. The ridges on twigs and the main trunk become more ...

Afton State Park got 25 new bur oak trees today, courtesy of the Minnesota Twins bullpen. The trees were the last of the 18,000 trees planted as a result of the Break a Bat, Plant a Tree ...

Ridges on bur oak branches (like those seen in the left photo) are normal and become more pronounced as the tree ages. A more concerning issue is the grass encroaching on the young tree, which ...