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.
‘Amazing hitchhikers’: Why invasive spotted lanternflies keep reaching Ontario
May 2, 2026 | 4:00 AM
