Termite Season in South Africa: When to Inspect and What to Watch For
By PestCare Editorial · 10 March 2026
Every year between October and January, South Africans across Johannesburg, Pretoria, Durban, and Cape Town start seeing flying ants emerging from the ground after the first warm rains. Most of these are termite reproductives — known as alates or swarmers — looking to establish new colonies.
If you see swarmers emerging inside your home, there is almost certainly an active termite colony already present in or under your property.
Why October to January?
Subterranean termite colonies produce winged reproductives once they reach maturity. Hot, humid conditions — especially the warm evenings following summer rainfall — trigger mass swarming events where thousands of alates emerge simultaneously to find new nesting sites.
The swarmers shed their wings shortly after landing (which is why you often find discarded wings near windowsills), mate, and the surviving pairs attempt to start new colonies.
How to Tell Flying Ants from Termite Swarmers
This is one of the most common questions from South African homeowners:
| Feature | Termite Swarmer | Flying Ant |
|---|---|---|
| Waist | Straight, no waist | Pinched waist |
| Antennae | Straight, beaded | Elbowed |
| Wings | Equal length, both pairs | Front wings longer than back |
| Colour | Usually pale, translucent | Usually darker |
If you are unsure, capture a few and contact a pest professional for identification.
What to Do During Swarmer Season
- Don’t panic — a swarm outside your home does not mean you have an infestation yet.
- Do investigate — swarmers emerging from inside walls, floors, or ceilings means a colony is present.
- Book an inspection — a professional inspection can identify whether you have active termites, the species, and the extent of any damage.
- Treat proactively — if you live in a high-risk area (most South African homes are), a pre-construction or post-construction soil barrier is the most reliable long-term protection.
Annual Termite Inspection: Why It Matters
Subterranean termites can be active for years before visible damage appears. An annual professional inspection is the only way to detect activity early — before structural damage requires expensive repairs.
Many South African banks now require a termite and timber inspection certificate before approving a bond on properties in high-risk zones.
Get a free termite inspection quote from a verified professional in your city →