The discovery of Mediterranean oak borers in Novato has prompted an alert by the county agriculture department.

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive ...

Tree of heaven is highly invasive and incredibly difficult to eradicate. Learn how to control ailanthus and manage its unchecked spread.

Heat, invasive species and fires are eroding habitat for the western Joshua tree By Erin Rode , Contributing LA Outdoors Editor June 6, 2025 The Eureka Fire in Joshua Tree National Park on May 30 ...

Some invasive species are safe to remove on your own, but others require professional assistance. Make sure not to carry firewood over state lines and to check for ticks after hikes.

The spotted lanternfly is another problem bug. It feeds on grapes, apples, pears, maple trees and the tree of heaven, which is another invasive species.

Over 90% of sampled freshwater game fish in Southern California harbor invasive trematode parasites, Haplorchis pumilio and Centrocestus formosanus, which can infect humans and cause ...

More than 90 percent of popular Southern California freshwater game fish sampled in a new study contained invasive worms capable of infecting humans, scientists warn. The parasites — two species ...

“It is probably one of the worst invasive insect pests we’ve seen in North America in our lifetime,” said Clemson Professor Dr. David Coyle. “It kills any ash tree it comes into contact with.

A “sneaky” invasive species with a poison sting capable of sending some people to the hospital continues to spread across the United States, experts warn. Asian needle ants were first detected in the ...

Africanized honey bees, often called "killer bees," are now in 13 states, including Mississippi. Know where to find them, how ...