DFNet

February 14, 2025 | yahoo! news |

An invasive papaya mealybug outbreak is devastating gardens across Brisbane, rapidly spreading from Darwin since its detection in July 2023. The pest, which feeds on over 200 plants, including papaya, mango, and avocado, threatens Queensland’s agriculture, particularly the papaya industry. Experts believe its spread was facilitated by human transportation, such as planes or vehicles.

With female mealybugs laying up to 600 eggs rapidly, infestations have overwhelmed homeowners, leading to massive outbreaks on fruit trees and frangipanis. Government-led biocontrol efforts, including releasing native ladybirds, have had limited success. Experts recommend organic solutions like neem oil or horticultural soap for effective control.

The surge in invasive species entering Australia highlights increasing biosecurity risks, driven by global travel and trade. Authorities urge residents to report sightings outside Townsville and Southeast Queensland to contain further spread.

Read more