This species is the primary concern for agricultural and horticultural sectors.
Both adults and larvae (C-shaped white grubs) are destructive. Adults chew stems at ground level, while larvae prune plant roots.
Fast-moving and nocturnal. They are attracted to lights and occasionally wander indoors for shelter during extreme weather. Risk: Non-toxic and do not cause property damage. African black beetle - Cesar Australia blackbeetle
Native to South Africa; now widespread in Australia and the North Island of New Zealand.
Generally beneficial predators. They eat aphids, slugs, and worms. This species is the primary concern for agricultural
Controlled via insecticide-treated seeds, endophyte-resistant grasses like AR37 , and strategic soil pH management (aiming for pH 6.0). 🏠 Common Household "Black Beetles"
Shiny black, cylindrical body, roughly 12–15 mm long. Fast-moving and nocturnal
In residential settings, two other species are often encountered: Black Ground Beetle ( Carabidae )