ant · 2.5-3 mm
Black house ant
Tiny, glossy black, single trail. Often in a single line along a benchtop or skirting.
Behaviour
Nests in wall cavities, under paving, in roof voids. Forages indoors for sugar and grease.
How they get into Melbourne homes
Cracks in skirting, weep holes, around window frames. Universal across Melbourne.
DIY options
Hardware-store gel ant bait on the trail will clear a small fresh foraging line in 5-7 days.
When to call a professional
Multiple trails, recurring trails, ants in the roof void - call. The nest is in a void you cannot reach.
Other ants in Melbourne
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