There are four species of oak trees the insect has been affecting: the coast live oak, California black oak, canyon live oak, ...

The catch? It's a protected live oak tree. Glendale, like Los Angeles, Pasadena and many cities in Southern California, has laws protecting oak trees as “natural aesthetic resources.” ...

The infestation has primarily impacted box elder trees, but California sycamore, coast live oak, arroyo willow, red willow, ...

Midpen forest ecologist Arianna Camponuri said they decided to plant coast live oak, California buckeye and Pacific madrone trees, among other shrubs and perennials, and restore the area to a ...