4 October 2004
Better than dead elms
Somewhere between 60 and 70 percent of the trees in Houston's residential neighborhoods are live oaks, which is fine if you like live oaks, possibly troublesome if you're a tree expert.
"Only 10 percent should be one species," says urban forester Charles Burditt. "Otherwise, a disease or other catastrophic event could wipe out a large percentage of your trees."