Height is the first question, not the species
People usually start by asking what kind of wasp they have. In Charlotte the more useful first question is how far off the ground the nest sits, because that decides more about the job than the species does. Below about eight feet, most nests are workable from solid footing. You can stand back, spray at a distance, and step away without negotiating a ladder. Above that, you are committing to a position you cannot leave quickly, holding a can with one hand, while several hundred insects decide whether you are a threat. That matters here because so much of the housing is two stories with tall gable ends, and bald-faced hornets like exactly those surfaces along with the trees around them. A nest tucked under a second-floor eave is often only fifteen feet up, which feels manageable and is not. The honest rule is that a ladder plus an aerosol plus a defensive colony is three things going at once, and the CDC's figure of 788 sting deaths from 2011 to 2021, overwhelmingly men doing outdoor work, is built out of exactly that combination. If you need to climb, get a quote.
The hornet you never see in Charlotte
The European hornet is the local species most likely to be a problem before anyone knows it exists. Penn State Extension describes it as established across the eastern United States and the only true hornet in this region. Unlike bald-faced hornets, it does not build in the open. It takes a hollow tree, a barn wall, a chimney chase, or an attic cavity, and the comb sits somewhere you cannot see or reach. Two behaviors give it away. The first is bark stripping. European hornets girdle thin-barked branches on lilac, birch, and ornamental shrubs to feed on sap and gather fiber, leaving neat rings that kill the branch above them. The second is night activity. It is the only wasp around here that forages after dark, and it comes to lit windows, which is unsettling if you do not know what it is. Because the nest is always in a cavity, this is not a homeowner job. Treatment means a dust at the entry point and a follow-up visit to confirm the traffic has actually stopped before anything gets sealed.
A month-by-month wasp calendar for Charlotte
April and May belong entirely to the queens. A single female that overwintered under bark or in a shed comes out, picks a site, and builds a small comb by herself. She lays, hunts, and feeds the first brood alone. Nothing about the nest looks threatening, and this is the cheapest possible time to deal with it. June and July are the build. The first workers take over foraging so the queen can lay full time, and with 44 inches of annual rain supporting plenty of caterpillars and flies, food is never the limiting factor. Nest volume roughly doubles every couple of weeks and most people still have not noticed it. August and September are the peak. Colonies hold their maximum population, the queen's work shifts to producing next year's queens and males, and workers with no larvae to feed start scavenging sugar and protein for themselves. That is when they show up at your table. October tapers slowly, and Charlotte's late freeze means slowly is the right word. New queens disperse, and everything else dies with the first hard cold.
What a first visit should cover
Look for a technician who spends the first ten minutes not spraying anything. With an exposed nest, that time goes into deciding the approach: where to stand, how to reach it, what the escape route is, and whether the removal happens the same night or the next day. With a hidden nest it goes into following flight lines, because a wasp entering a soffit seam tells you nothing about where the comb sits behind it. The walk should cover the roofline and gable ends, soffit and fascia joints, vents, utility penetrations, the foundation line, and any hollow limb or trunk within striking distance of the house. In a Charlotte yard, the hollow trees deserve real attention, since that is a European hornet's first choice. Application happens at dusk or after dark for anything active. Expect a hidden colony to taper over a day or two rather than stop instantly. Before work begins, settle two items in writing: whether the nest gets removed once the colony dies, and whether closing the entry point is included or quoted separately.
Renters, landlords, and who pays in Charlotte
A nest inside the building shell is normally the landlord's cost, because the wasps entered through a defect in the structure: a torn vent screen, a gap where the soffit pulled away, siding separated from trim. Those are maintenance items. A comb on a patio umbrella or a grill the tenant owns is reasonably the tenant's to handle, and a small paper wasp nest is a manageable ask. A hornet nest on the exterior of the building sits in between, and the answer usually comes down to the lease and to proximity. A nest hanging over the only entrance to a unit is a safety issue regardless of who technically owns the wall it is attached to. Report it in writing the same day. State where the nest is, how high, what the entry looks like if it is hidden, and whether anyone in the unit has a sting allergy. That last point should never be left out, since the American College of Allergy, Asthma and Immunology reports a 60 percent chance of a similar or worse reaction for someone who has reacted before. Do not drill or foam into a wall in a rental, since that is damage you may be billed for.
Reading two quotes without guessing
The cheaper quote is usually the narrower job, so compare what is actually being done before comparing numbers. Start with access. On a high nest, one company may be pricing pole work from the ground and another may be pricing a lift. Those produce very different numbers and very different odds of the job being finished in one visit. Then check whether removal is included. Killing a colony and taking down the paper are separate labor, and a hornet nest left on a gable end after treatment will weather apart messily over the winter rather than disappearing. Then get the callback terms in words you can hold them to: if wasps are using that spot again in two weeks, who returns, at what cost, and for how long does that apply. Then ask about timing. A plan to treat an active nest in the middle of a sunny afternoon says something about how carefully the company works, since the right window is dusk or after dark. Finally, look up the license number yourself through the state pesticide agency directory instead of taking it on faith.