Lethal bronzing, a deadly bacterial disease for over 20 different palm tree species spread by a small insect called a planthopper, has attacked Florida’s iconic state tree, the sabal palmetto.

I recently learned that someone in Fountain Valley has a collection of 200 palm tree species around his home. I was astonished by this number. In more than 40 years of plant watching in the Los ...

There are many different species of this fungus, but only one species is a pathogen of palms in Florida. That fungus is Ganoderma zonatum.

I was astonished by this number. In more than 40 years of plant watching in the Los Angeles area, I have barely encountered 20 different palm tree species.