22/02/2026
🪳 Why Humidity Drives Bugs Indoors
Cockroaches
Thrive in warm, moist environments
Storms flood drains and garden areas, pushing them inside
Drawn to kitchens, bathrooms, laundries, and roof voids
Ants
Rain destroys underground colonies
Workers relocate the nest to dry wall cavities, under tiles, or inside cupboards
Humidity increases food scent trails, making your home easier to find
✅ Prevention Strategies (Before & During Storm Season)
1. Seal Entry Points
Silicone seal cracks in skirting boards, window frames, and brickwork
Install door seals and weather stripping
Repair torn flyscreens
Seal gaps around plumbing pipes
2. Control Moisture
Use dehumidifiers or air conditioning
Fix leaking taps and pipes immediately
Ensure gutters and downpipes drain away from the house
Improve subfloor ventilation
3. Eliminate Food Sources
Store pantry goods in airtight containers
Wipe down benches nightly
Take rubbish out daily
Avoid pet food left out overnight
🐜 Immediate Treatment Options
For Ants
Use slow-acting ant baits (liquid or gel) so workers carry poison back to the nest
Avoid surface sprays first — they scatter colonies
Clean scent trails with vinegar solution
For Cockroaches
Gel baits placed under sinks, behind fridges, and inside cupboards
Boric acid dust in wall cavities (light application only)
Sticky traps to monitor activity
Avoid overusing aerosol sprays — they push roaches deeper into walls
🌧️ Storm-Season Yard Maintenance (Very Important in QLD)
Trim vegetation away from exterior walls
Remove leaf litter and mulch directly against foundations
Store firewood off the ground
Keep compost bins sealed
Ensure proper drainage around slab foundations
🛑 When to Call a Professional
In Queensland’s climate, infestations can escalate quickly. Consider professional pest control if:
You see cockroaches during daylight (possible heavy infestation)
Ants reappear within days of treatment
You notice egg casings or large numbers after rain
Licensed pest controllers use barrier sprays designed for subtropical climates and can apply long-lasting perimeter treatments before peak storm season.
