Roy, UT 84067 · 10 minutes from our Clearfield office
Pest Control in Roy, Utah
Elm seed bug calls in Roy run more than twice our rate elsewhere, the second-highest share of the 36 cities we service at volume, while flies and rats run light. We treat for the city you actually live in.
Text (385) 425-1766. Send a photo of the bug and we will tell you what it is, free, usually same day.
Roy is one of the older built-out cities on this stretch of Weber County, and its bugs show it. The place had 868 people in 1940. By 1970 it had 14,356, and by 1990 it had 24,603. Most of Roy’s streets, lawns and shade trees are somewhere between forty and eighty years old, and in pest control, tree age decides more than almost anything else.
We have run 2,917 service appointments in Roy, and the pattern that comes out of them is not subtle. Roy has one pest it gets far more of than almost anywhere else we work. That pest did not exist in this state twelve years ago.
The local picture
What Roy actually calls us about
First, what these numbers are. They come from our own service records: 2,917 Roy appointments measured against the rest of our Utah work, with every ranking drawn from the 36 cities where we log enough volume for a fair comparison. It is a record of what people call us about, not a census of every insect inside the city limits. Across that many visits, the pattern holds up.
Spiders, wasps, ants and mice are the bulk of the work in every Utah city, Roy included. Spiders alone are about a third of what we treat here. The interesting part is where Roy pulls away:
- Elm seed bug calls run more than twice the rest of our service area. They are 6.2 percent of Roy’s pest log, the second-highest share of any of the 36 cities we service at volume.
- Box elder bug calls run about a third below our service-area rate, which is odd for a city this old.
- Fly calls run at roughly four tenths our service-area rate, even though Ogden sits right on Roy’s eastern edge and is one of our heaviest fly cities.
- Rat calls run at about half, and moth calls at about the same.
Scroll the chart sideways to see the full scale →
Our read is that most of this comes down to two things: what is growing in Roy’s park strips, and the fact that Roy is residential nearly all the way through. Service records cannot prove either, but both fit what our technicians find here.
Not sure what you are looking at?
Send us a photo. We will identify it and tell you whether it needs treating or not, free, usually the same day.
The big one
Elm seed bugs: Roy’s signature problem
If you live in Roy and you have had a flat, rusty-red and black bug about a third of an inch long crawling up your window frame in July, you have met the elm seed bug. If you then squashed it and smelled something like bitter almonds, you definitely have.
A pest that was not here twelve years ago
This one is genuinely new. The elm seed bug is European. USU Extension’s Utah Plant Pest Diagnostic Lab and USDA APHIS confirmed the first occurrence in Utah in July 2014, in Salt Lake County, two years after it turned up in Idaho. It has been working its way along the Wasatch Front ever since.
That matters for a practical reason. If you have lived in Roy twenty years, the bug covering your south-facing window today was not doing that when you moved in, and nobody on your street has a name for it. Plenty of Roy homeowners call them box elder bugs, and the treatment calendar for the two is nothing alike.
Why Roy, specifically
Elm seed bugs feed on elm seeds. USU lists linden and oak as secondary hosts, but elm is the engine. Siberian elm went into Intermountain West park strips by the thousand in the middle of the last century because it grew fast and survived everything. USU’s own foresters call the tree “extremely aggressive” and note that it “drops millions of seeds, which pile up in heaps everywhere.”
Roy was planting shade trees during exactly that window. Our best read on the gap is that Roy simply carries more mature elm per block than the newer cities west of it, and the bug follows the seed. Syracuse, a ten minute drive away and mostly built after 2000, logs elm seed bug calls at roughly half our area rate. Roy’s share is more than four times Syracuse’s.
What actually works on them
Elm seed bugs do not bite, do not breed indoors and do not damage anything. They are a volume problem. One generation a year, adults showing up in northern Utah by mid-to-late June, peak nuisance from mid-June through August. Then they overwinter as adults in and around the house and come back out in spring.
Two things move the needle. The first is exclusion, which USU puts first: tight door sweeps, sound screens, and sealant around windows, doors and vents. The second is a perimeter barrier on the foundation, windows, doors and vents, refreshed through the season, because they keep arriving from the tree all summer rather than hatching inside your wall.
What does not work is waiting. A fall treatment is the right call for box elder bugs. For elm seed bugs it is three months late.
Why Ogden gets box elder bugs and Roy mostly does not
Box elder bugs are the odd number in Roy’s data. Roy is an old city with old trees, so you would expect the classic Utah nuisance bug to be everywhere. It is not. Box elder bugs are about seven percent of our Roy log against ten percent across the rest of the service area, putting Roy in the bottom half of the 36 cities we service at volume. Ogden, directly east, logs roughly double Roy’s share.
The likeliest explanation is the same one driving the elm seed bug number, pointed the other way. Box elder bugs reproduce on female, seed-bearing boxelder trees. Elm seed bugs reproduce on elm. Two cities can both be old and still end up with entirely different bugs on the siding, depending on what got planted in the park strip and what seeded itself along the ditch banks. Roy’s canopy leans elm.
Practically this is good news: a Roy house usually has one fall invader problem instead of two. It also means a plan built for Ogden is aimed at the wrong month here.
The other side of the list
What Roy does not get
Flies. This is the cold number we find most useful. Roy fly calls run at roughly four tenths our service-area rate, in the bottom ten of the cities we service at volume. Ogden, which Roy touches along its eastern side, is one of our heaviest fly cities. The difference looks like land use rather than geography. Roy is eight square miles of houses, schools and park strips, bordered by Hill Air Force Base, with no dense restaurant row or old commercial core generating dumpster flies.
Rats. Roy rat calls run at about half our area rate. Norway rats do best in older, denser, plumbing-heavy urban cores, and Roy is old without being dense. Mice are another matter and sit right at our area average. A mouse needs only a gap the width of a pencil.
Moths. Also about half our rate. Pantry and clothing moth work follows a city-center and foothill pattern in our records, and Roy is neither.
Spiders, wasps, ants and mice: the ordinary work
Everything above is what makes Roy unusual. Most visits are not unusual at all.
Spiders are about a third of what we treat in Roy, and they are the harmless sort: cellar spiders in basements, hobo spiders at grade level, orb weavers strung across eaves and window wells by September. Wasps are about one in six calls, dead average for our service area, so Roy does not carry Farmington’s wasp load. Ants arrive with the first real heat in May. Mice press indoors in October and November.
Earwigs run a little above our average, enough to notice but not enough to build a plan around. Clearfield next door is our number one earwig city among those 36.
A Roy pest control calendar
What we are treating, and when. The highlighted row is where we are today.
| When | What matters in Roy |
|---|---|
| March, April | Overwintered elm seed bugs come back out, eaves get treated before wasp queens settle in, first ant activity. |
| May, June | Elm seed bug nymphs hatch, adults appear by late June, spider and ant pressure builds. |
| July, August | Peak elm seed bug season on south and west walls, peak wasp aggression, spiders at their heaviest. |
| September, October | Box elder bugs make their smaller Roy appearance, mice move indoors, orb weaver webbing everywhere. |
| November to February | Rodent and interior work, plus sealing the gaps that will matter next June. |
Why a Roy homeowner should call us
Why Roy homeowners call Beeline
Our office is at 275 W 1700 S in Clearfield, under four miles and about ten minutes from most Roy addresses. We have run 2,917 appointments here, we are in the city most weeks, and our technicians know what these yards produce. Locally owned, 29 years in Utah, 2,300+ five-star reviews, no hidden charges. Our quarterly service covers every pest on this page, and if something comes back between visits, so do we.
Get a free quote: (801) 544-9200, or text us at (385) 425-1766.
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Before you book
Roy pest control questions we actually get asked
What are the rusty red and black bugs covering my window in July?
Almost certainly elm seed bugs. They are about a third of an inch long, with a dark triangle set inside two rust-colored ones, and they smell like bitter almonds if you crush them. Roy has the second-highest share of elm seed bug calls of any city we service at volume, so you are in good company.
My sister in Syracuse has never seen these. Why do I get them?
Trees, most likely. Elm seed bugs breed on elm seed, and Roy's streets were planted two or three generations ago when Siberian elm was the standard shade tree. Syracuse was mostly farm ground until the 2000s. As a share of our work, Roy logs more than four times the elm seed bug calls Syracuse does.
My neighbor calls them box elder bugs. Are they the same thing?
No, and the difference costs you a season if you get it wrong. Box elder bugs mass on warm walls in September and October. Elm seed bugs peak from mid-June through August and need treating well before fall. Roy actually gets fewer box elder bugs than most of our service area, so if you are seeing a wall covered in bugs in July, it is the elm seed bug.
If I cut down my elm, will the problem stop?
Probably not, and we would not advise it. They fly in from whatever elm is within a block or two, including park strip trees the city owns and volunteer elms along fence lines and ditch banks. Exclusion and a seasonal perimeter barrier are a far better return than losing your shade.
Why do my friends in Ogden fight flies all summer and I barely see one?
Land use is our best read. Fly calls in Roy run at roughly four tenths our service-area rate while Ogden is one of our heaviest fly cities, and the two are a mile apart. Roy is almost entirely residential, with Hill Air Force Base on one edge and no dense commercial core producing the dumpster and alley flies Ogden deals with.
Do Roy homes need rat service?
Usually not. Roy rat calls run at about half our service-area rate, because Norway rats want old, dense, plumbing-heavy urban cores and Roy is old without being dense. Mice are the real rodent story here, right at our area average, and they move in during October and November along open edges and field lines.
When is the right time to start service on a Roy house?
April or May, which is earlier than most people assume. That gets wasp queens before the nests establish, gets ahead of the elm seed bug emergence in late June, and sets the perimeter before the summer run. September is fine for box elder bugs, which Roy gets few of, and too late for everything else.
Three ways to get a Roy quote
All of them free, all of them with a real person at our Clearfield office.
- 1Send us a photo(385) 425-1766. Fastest answer.
- 2Call us(801) 544-9200. Mon to Fri 7:30am to 7:00pm, Sat 7:30am to 4:00pm.
- 3Fill in the formSend a picture of the bug or the damage and we will tell you what it is and what it costs.