Reinforcements are being called to the front lines of a wasp-on-wasp war that has native wiliwili trees in Maui County and on other Hawaiian Islands hanging in the balance. Officials are asking that a ...

A second biological control agent is moving closer to entering the battle against the erythrina gall wasp to enhance survival of endemic wiliwili trees across Hawaii. Releasing the parasitoid will ...

Lindsay Gray, on behalf of Hillcrest Conservancy, will produce weekly articles regarding the various indigenous plants you can plant in your garden. Erythrina lysistemon, commonly known as the coral ...

The Wasp Threat to Wiliwili Trees In Hawaii, a tiny wasp no bigger than a grain of sand has caused big problems for native trees. The erythrina gall wasp, scientifically known as Quadrastichus ...

In an effort to save wiliwili trees, the only species of its kind that naturally occurs in Hawaii, state officials are finalizing the details of a plan to fight off an invasive wasp that’s been ...