Science A recent spotted lanternfly discovery in St. Catharines, Ont., is renewing concern about the destructive insect reaching Canada from the United States. Experts say the invasive insect poses a serious threat to vineyards, fruit trees and hardwoods because it feeds on plant sap and can kill grapevines. The insect can arrive in shipments or hitch rides on vehicles from the U.S. · CBC News · Posted: May 02, 2026 4:00 AM EDT | Last Updated: 10 hours ago Listen to this article Estimated 4 minutes The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Aidan Dagg, an inspector at a nursery, found a spotted lanternfly last month. (Aidan Dagg) A recent spotted lanternfly discovery in St. Catharines, Ont., is renewing concern about the destructive insect reaching Canada from the United States.…