By removing burls, timber thieves end genetic life of a line of trees; 15 were damaged in February.
The U.S. Forest Service says hundreds of thousands of oak trees have died over the last year due to the plant disease known as Sudden Oak Death. Scientists still don’t have a reliable way to control the epidemic. The spike in tree deaths, more than 300,000 in California this past year, is due to the […]
Have you got an oak in your backyard? Then you may want to know how much longer it’s likely to escape the scourge that is steadily wiping out California’s signature trees. The University of California, Berkeley’s Forest Pathology and Micology Lab can help. The lab just posted a map that shows the progress of sudden […]