Ongoing Mosquito and Tick Treatments vs. One-Time Sprays
Posted by Mosquito Squad
March 30, 2026
When it comes to mosquito and tick control for your Central Virginia yard, you have two basic options. You could go with one-time sprays or ongoing seasonal treatment plans. Both of these options have a place, but they solve very different problems.
So you might wonder: which one’s right for you?
Here, we’ll talk about when you would choose one over the other. That way, you can avoid overpaying for what you don’t need and acting too slowly when you need professional help.
How One-Time Mosquito & Tick Sprays Work
A one-time spray, like a special event spray, is designed for a specific occasion. This can be excellent when you’re about to have a wedding, graduation, or backyard cookout. With one single treatment, you can knock down a lot of the mosquito and tick activity so your guests can enjoy being outside.
These treatments are effective for what they are designed to do. They can pretty reliably reduce pest populations for a short window, often working for a few days or even a week depending on conditions. But they’re not designed to provide lasting protection. Once the product breaks down, mosquito and tick populations can quickly rebound.
How Ongoing Mosquito & Tick Treatments Work
Ongoing treatment plans work on a 21-day cycle. A technician treats your property, the mosquito barrier treatment controls mosquitoes and ticks on contact for up to three weeks, and then the technician returns to reapply before protection fades.
The repetition is what makes this work. Mosquitoes and ticks are always looking for a chance to reproduce. And even the best pest control products will break down given enough sun, rain, and time. These two facts are an unhappy combination—unless you treat on a regular schedule.
With ongoing treatment, the goal isn’t necessarily to reduce just the pests you see. It’s to make the property itself a less favorable habitat for pests to thrive, which cuts their populations sharply with the first treatment and keeps them down over time.
Why Treat Every 21 Days?
Central Virginia is warm and humid, and those are exactly the conditions that mosquitoes need to breed. And breed they will, especially from April to October. They can spawn new generations in just a couple of weeks. So a single spray might eliminate the mosquitoes that are already there, but it won’t do anything about the eggs that are about to hatch, or the mosquitoes flying in from the neighbor’s yard.
Ticks are also a huge problem, especially since they can transmit diseases such as Lyme disease. It doesn’t help that deer ticks in Virginia can be active when temperatures are above 35—meaning tick season starts sooner than you might expect.
The 21-day cycle works because it is timed specifically to stay ahead of breeding and activity cycles for mosquitoes and ticks. It’s based on how long the barrier product remains effective as well as how quickly pest populations can recover without retreatment.
Need Mosquito or Tick Treatment Near You in Central VA?
One-time sprays make sense when you have a specific outdoor event and want targeted protection for that date. They're convenient and effective for what they do.
But if you and your family want to enjoy your yard all season long, ongoing treatment makes a lot more sense.
Considering your options for mosquito and tick control in Central VA? Call Mosquito Squad of Central VA at (804) 409-2710 or contact us online for a free quote.
You can try the service and see results before committing to a full season. If it works, you’ll want to continue. And if not, we’ll come back and make it right. That’s our 100% satisfaction guarantee.
