Occasional invaders · field guide
Earwig guide: damp shelter, mulch, and indoor routes
Recognize earwigs and learn why irrigation, rain, mulch, and worn door seals influence indoor sightings.
The short answer
The forceps at the rear are distinctive. Finding earwigs indoors usually means damp outdoor habitat and a nearby entry route, not an infestation centered in the living space.
Identification
Start with observable evidence
- 01
The body is elongated and ends in a pair of curved or straighter forceps.
- 02
Earwigs hide by day and become active at night in protected damp places.
- 03
They may be found beneath pots, boards, mulch, mats, and leaf litter.
Where it lives
Habitat around the home
Moist organic debris and narrow shelters are preferred. Around homes, irrigated beds, stacked materials, planters, and slab edges can concentrate activity.
When it appears
Central Texas seasonality
Warm wet periods and irrigation support outdoor numbers. Heavy rain, heat, or disturbed shelter can send individuals indoors.
Prevention
Make the property less useful to earwigs
- Thin wet mulch and remove leaf litter beside the structure
- Adjust irrigation to avoid persistently damp foundation edges
- Seal door thresholds and utility gaps
- Move planters, boards, and mats away from entry doors
When to ask for help
The evidence has moved beyond a casual sighting
- Large numbers enter repeatedly despite moisture and exclusion changes
- Activity is concentrated in a hidden drainage or structural moisture area
The DIY limit
Indoor spraying misses the outdoor source. If the landscape remains continuously damp, new earwigs can replace those removed.
See how Bugged assesses earwigsSources and further reading
Read the primary guidance
- Earwig identification, biology, and managementTexas A&M AgriLife Extension
- Earwig identification, habits, and preventionUniversity of Minnesota Extension
This guide is educational and does not replace a property inspection, a product label, veterinary advice, or medical care.
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