AUSTIN, Texas — Acorns, acorns and more acorns. This fall, the Austin area has been covered in them. While it is certainly not unusual to see acorns in the fall, this season has been a little nuts.

When I lived in Pennsylvania, our property was full of oak trees, which, of course, produce acorns. Thousands of these nuts dropped every year, to the delight of the many deer and squirrels that ...