What Washington's low case count does and does not mean
Twenty five reported Lyme cases in a state of Washington's size is a genuinely small number, and it should shape decisions. Compared with the national total of 89,469 for the same year, it puts this state near the bottom of the distribution, and CDC notes roughly 90 percent of national cases come from 15 high-incidence jurisdictions elsewhere in the country. That is the honest good news. Here is the caveat worth holding alongside it. CDC estimates about 476,000 Americans are diagnosed and treated for Lyme each year, far more than surveillance records, so reported counts everywhere understate clinical reality. What this adds up to for a Seattle household is proportion rather than dismissal. Take a bite seriously, remove it promptly, watch for symptoms, and mention it to a doctor. Do not buy a recurring yard program on the strength of general worry. The number that should change your behavior is not the state total. It is whether ticks are turning up repeatedly on your own property.
A wet climate calendar for the Pacific side
Rainfall drives the season here, which flips the timing people bring from other parts of the country. Western blacklegged tick activity tracks rain, so the stretch from the autumn return of wet weather through spring is when questing ticks are out in numbers. Seattle's 38 inches of annual rain arrive mostly outside the summer, and that pattern lines up with the risk window. A hike in February in mild, damp conditions is more likely to produce a tick than the same trail in a dry August week. Summer is the quiet stretch. Highs averaging 76 degrees and dry ground reduce questing on exposed slopes, though shaded, mossy ground and ravine bottoms stay viable because 73 percent average humidity does not disappear. Winter is not an off season. With lows averaging 37 degrees, there is no sustained freeze to reset anything. The practical version: treat the wet months as tick months, and use the dry weeks in late summer for any brush cutting you have been putting off.
How to tell whether the ticks are yours
This is the question that decides your whole budget, and you can usually answer it yourself with a notebook. Write down every tick find for a few weeks: the date, who had it, and what that person did in the preceding day. A pattern shows up fast. If every find follows a hike, a camping trip, or a visit to a trailhead, the population lives out there and your property is not the issue. If ticks appear on days when nobody left the yard, or on a child who only played on the grass, then something on the property is holding them. Walk the perimeter and look for the conditions ticks need: dense ground cover, blackberry thickets, needle and leaf litter that stays wet, deep shade at soil level. Bring that notebook to any provider you call. A company that has seen a real record of finds can give you a real answer, and it protects you from paying for a program built on a guess. In a place with Seattle's low tick numbers, that distinction is most of the value.
Prevention on a hillside lot
A lot of Seattle property steps down a slope and ends in something wild: blackberry, second growth, or a greenbelt edge. That is where any local tick population would be, and it is also the hardest ground to maintain. Start at the top of the slope rather than the bottom. Cut blackberry back from the usable part of the yard, thin ivy so soil can dry, and rake needle litter out of the strip nearest where people walk. You do not need to conquer the whole hillside, only to widen the dry, open zone between it and the house. Keep the things people use out of that margin. A fire pit or a play structure tucked against the wild edge puts your family in contact with the only tick habitat on the property. Woodpiles belong off the ground and away from the fence, because the rodents they shelter feed the earliest tick life stages. Do the cutting in the dry weeks of late summer, when questing activity is at its lowest and the work is safest.
Questions that separate a real plan from a schedule
If you do call a company in Seattle, five questions will tell you almost everything. What did you see on my property that indicates ticks live here? Look for a specific answer about ground conditions, not a general statement about the region. Where exactly would the product go, and how deep from the boundary? a tick application belongs on shaded, vegetated margins, never on open lawn. How many visits, and when? On this coast the answer should reference the rainy season rather than a fixed spring date. Is cutting back blackberry and clearing litter included in the price, or is that assumed to be my job? This single answer explains most of the difference between two quotes. What product will you use, and what is the re-entry interval for children and pets? You can look the material up through the EPA pesticide program if you want the label yourself. A company willing to say a treatment is not warranted on your property has just done you a favor, and that is the one to keep the number for.