ST. LOUIS — Hikers out among Missouri's trees will soon begin to notice an orange goo encroaching on trunks and even dripping from branches, according to the Missouri Department of Conservation.

Could a fungus found in the Torrey Pines State Natural Reserve be deadly for Torrey pine trees in La Jolla Shores’ Kellogg Park? Representatives of California State Parks have noticed that trees at ...

ARS scientists made a "sweet" discovery that may be important to solving a major problem within the citrus industry. Huanglongbing (HLB), also known as citrus greening disease, poses a serious threat ...