Gypsy moth is a destructive tree pest that has caused millions of dollars in damage to forests as it has spread west from New England. MDA maintains a statewide monitoring program to watch for ...

Spongy moths (Lymantria dispar dispar, formerly known as the gypsy moth) are a major threat to Pennsylvania’s forests, having killed millions of oak and other tree species, officials said.

Spongy moth caterpillars are wreaking havoc in wooded ... and lepidopterists as “Lymantria dispar” and formerly as gypsy moths, which can cause the most harm to local trees.

The invasive insect can damage fruit orchards, nurseries and logging and wine industries by destroying crops. These used to be called gypsy moths ... The spongy moth and spotted lanternfly are ...

such as gypsy moths and the like, can proliferate in the forest and cause tremendous damage. Nun moth larvae, for instance, ...