Scorpions and Centipedes in New Layouts on Hyderabad's Edge

Finding a scorpion in the house, or a centipede near the bathroom drain, is alarming. This is especially true when you have just moved into a new layout on Hyderabad's edge. These sightings are usually occasional rather than a sign of an infestation, and they have clear causes.

This guide covers four things:

• why new layouts see scorpions and centipedes
• what to do when you find one
• the practical steps that make a repeat visit less likely: sealing, debris clearance and lighting
• when a professional perimeter treatment is worth considering

Why do new layouts on the city's edge see scorpions and centipedes?

Much of the land around Hyderabad is typical Deccan plateau country: granite boulders, scrub, open plots and dry fields. Scorpions and centipedes shelter in this kind of ground, under stones, in rock cracks, beneath loose soil and in leaf litter. They come out at night to hunt insects and other small creatures.

Building a layout means clearing, levelling and digging the land for foundations, roads and drains. That destroys many of their hiding places. Some animals then move towards the nearest new shelter, which is often a garden bed, a pile of leftover material or the gap under a door.

Several other things make new homes attractive in the first year or two:

• Unfinished surroundings. Neighbouring plots may still hold sand, bricks, tiles, timber and rubble. These make ideal daytime cover.
• Gaps not yet sealed. Door bottoms, pipe entries, drain outlets and conduit openings are often left rough after handover.
• Insects to eat. Outdoor lights, fresh landscaping and standing water attract insects, and scorpions and centipedes follow their food.
• Weather. The hot, dry summer pushes creatures to seek cool, damp shelter. Heavy monsoon rain can flood their hiding places and drive them to higher, drier ground, including verandas and ground-floor rooms.

For more on how the seasons change pest activity, see our guides to summer pests in Hyderabad and monsoon pests from June to September.

Scorpion or centipede: how do you tell them apart?

Do not handle either one. Some scorpion species found in India can give serious stings, and you cannot reliably tell which kind you have by looking. Treat every scorpion and every large centipede with caution.

What should you do if you find one indoors?

1. Keep children and pets away from the spot straight away.
2. Do not pick it up or try to crush it with your hands or bare feet.
3. Contain it if you feel confident. Place a sturdy glass or container over it and slide a stiff card underneath. Then take it well away from the house. If you are not confident, leave it covered, keep everyone away and get help.
4. Check the room. Shake out shoes, clothes and towels left on the floor. Lift bedding that hangs to the floor and look behind stored items nearby.
5. Note where it was and how it got in. Look for a gap under a door, an uncovered drain or a pipe opening close by. That tells you where to seal first.

If someone is stung or bitten

Get medical help promptly from a doctor or the nearest hospital. This matters most for children, older people and anyone who feels unwell or has heart or breathing problems. It is sensible for anyone, though.

Keep the person calm. If you can do it safely, photograph the scorpion or centipede so the doctor knows what caused the sting or bite. Avoid home remedies and leave treatment to medical professionals.

How do you seal a home against scorpions and centipedes?

Both animals can squeeze through surprisingly small gaps. Sealing is the most lasting step you can take, and it also keeps out cockroaches, ants and other crawling insects.

• External doors: fit door sweeps or rubber seals to the bottom of every one, including utility, kitchen and ground-floor balcony doors.
• Service entries: fill gaps where pipes, cables and air-conditioner lines pass through walls, using a suitable sealant or mortar.
• Floor drains: use fine mesh covers or closable drain covers on bathroom and balcony drains. Keep traps holding water so the water seal works.
• Vents and outlets: fit fine mesh over exhaust outlets and low vents where practical, without blocking airflow.
• Cracks: seal gaps where the floor meets the wall, along skirting and around ground-floor window frames.
• Damp areas: fix leaks and keep sunken areas, utility spaces and under-sink cabinets dry. Damp corners attract centipedes.

If your home has just been handed over, add rough openings and unsealed service entries to your snag list for the builder. Our pest checklist for new gated-community handovers explains what to look for room by room.

Why does clearing debris matter so much?

Scorpions spend the day hidden and move only short distances at night. Every stack of material close to your walls is a possible daytime shelter just a few steps from your door. Clearing it is one of the most effective changes you can make.

• Move leftover bricks, tiles, stones and timber away from the house, and raise any stacks off the ground.
• Clear construction rubble from setbacks, side passages and garden edges.
• Keep a clear, open strip along the foundation. Trim plants and avoid dense ground cover that hugs the walls.
• Store flower pots, firewood and garden waste away from doors, and check under them before lifting.
• Do not leave shoes, bags or laundry on verandas or floors overnight. Shake items out before use.
• Keep boxes in garages and store rooms off the floor and closed.

In a housing society, one tidy home only helps so much if the vacant plot next door is full of rubble. Raise regular clearance of empty plots, boundary walls and common areas with your association.

Homes on larger plots face similar issues on a bigger scale. Our guide to farmhouse pest management on Hyderabad's fringe covers these in more detail.

Does outdoor lighting attract scorpions?

The light is not really the draw. The insects that gather around it are, and scorpions and centipedes come to hunt them. A few simple changes help:

• Move lights away from doors. Mount them a little way from the entrance so insects collect away from your threshold.
• Choose warmer bulbs. Warm or yellow-toned bulbs tend to attract fewer flying insects than bright white light.
• Cut unnecessary lighting. Switch off lights you do not need, or use motion-sensor fittings.
• Light the paths you use. Keep walkways lit so you can see where you step, and carry a torch when crossing gardens or open plots at night.

Scorpions glow under ultraviolet light. An ultraviolet torch used after dark can help you spot them along walls, steps and garden edges. That shows you where they are coming from.

What is a perimeter treatment, and when does it help?

A perimeter treatment is a targeted application made by a trained pest management professional. It goes on the points where creatures cross into a building:

• the base of external walls
• door thresholds and cracks
• drain areas
• the edges of gardens and boundary walls

The aim is a treated band that crawling creatures must cross, along with treatment of hiding places close to the house.

It works best as one part of an Integrated Pest Management (IPM) approach, which is how Efficacy Pest Control works. That means inspection first, then sanitation and proofing advice, then treatment only where it is actually needed. A treatment on its own will not solve the problem for long if rubble is still piled against the walls and doors still have gaps beneath them.

It also helps to reduce the insects these predators feed on, such as cockroaches, crickets and other crawling insects.

If you are considering a perimeter treatment, keep these points in mind:

• Check who you hire. In India, pest control operators are licensed at state level under the Insecticides Act, 1968, and products should be registered with the CIB&RC. It is reasonable to ask anyone you hire about their licence and the products they use.
• Ask for safety information. Efficacy Pest Control maintains Material Safety Data Sheets for the products it uses.
• Follow re-entry advice. Keep children and pets off treated areas until they are dry or for as long as you are advised. Ventilate indoor spaces and wash hands after any contact.
• Avoid DIY chemical spraying. Agricultural chemicals splashed around a house can harm people and pets, and sprays seldom reach the animals hidden in cracks and debris.
• Plan for the weather. Rain and sun wear treatments down over time, so timing around the seasons matters. A professional can advise whether follow-up visits make sense for your property.

Our article on the dos and don'ts of pest control has more general safety pointers.

When is it time to ask for professional help?

A single scorpion after heavy rain may simply be a one-off. It is worth getting an inspection if any of these apply:

• you are seeing scorpions or centipedes repeatedly, especially inside living rooms or bedrooms
• you find several small scorpions, which may mean a sheltering population is close by
• your household includes small children, older people or anyone with health concerns
• you manage a society, a large plot or a site where many people are at risk

Efficacy Pest Control was founded and is established in Goa. Our Shamshabad branch has recently opened to serve the Hyderabad region, and we are confirming services and localities area by area.

Tell us your location and the problem, and we'll confirm whether we can help. You can read more about the branch on our Hyderabad branch page.