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 ...

The invasive goldspotted oak borer has spread across SoCal, leaving boneyards of dead trees behind. This June, UC ANR and ...

UK gardeners have been warned to keep an eye out for a pest that becomes active in June and can cause serious damage to ...

Galls on oak leaves are harmless growths caused by specific insects. They have different shapes depending on the insect species causing the gall.