Learning Center
Scorpions
What Are Scorpions?
Scorpions are arachnids closely related to spiders and ticks, recognized by their curved stinger-tipped tail and pair of front claws. Most species found in Florida range from one to three inches long. Their flattened bodies make them surprisingly effective at squeezing through narrow gaps in walls and foundations.
Guiana Striped Scorpion (Centruroides guianensis)
Florida Bark Scorpion (Centruroides gracilis)
Hentz Striped Scorpion (Centruroides hentzi)
In South Florida's humid subtropical climate, these arachnids remain active year-round with no meaningful winter slowdown. They favor dark, moist hiding spots like mulch beds, woodpiles, and the gaps around irrigation lines. The region's wet season drives them toward higher ground, pushing them closer to exterior walls and eventually indoors.
For a typical suburban homeowner, the real danger is direct contact with a hidden scorpion inside the home. They shelter in shoes, folded laundry, and cluttered storage areas without any obvious warning signs. A population left unchecked can establish quickly, especially in garages, attics, and bathrooms, putting household members and pets at repeated risk.
When Are Scorpions Most Active in Florida?
Scorpion activity in Florida follows a seasonal pattern shaped closely by the state's subtropical heat and humidity cycles. Hard freezes are rare across Palm Beach and the Treasure Coast, keeping populations active year-round.
January
Active
Mild coastal temperatures keep scorpions mobile and occasionally entering homes.
February
Active
Dry season warmth sustains low but steady scorpion movement near structures.
March
Active
Rising temperatures increase foraging activity as nights grow warmer.
April
Active
Scorpions become more visible outdoors as prey insects grow more abundant.
May
Active
Wet season onset drives scorpions toward drier shelter inside homes.
June
Peak Activity
Peak activity begins; heat and humidity accelerate scorpion movement and reproduction.
July
Peak Activity
High season; scorpions hunt aggressively at night in warm, humid conditions.
August
Peak Activity
Heavy afternoon rains push scorpions out of saturated ground toward structures.
September
Peak Activity
Continued wet season moisture keeps scorpion pressure elevated near foundations.
October
Peak Activity
Activity remains high as temperatures stay warm well into fall.
November
Active
Dry season begins but mild nights sustain scorpion foraging near entry points.
December
Active
Hard freezes are rare here; scorpions remain active through the winter months.
Active year-round
Peak activity months (Jun – Oct)
Warning Signs of Scorpion Activity
Scorpions are nocturnal and spend daylight hours hidden in tight spaces, so most homeowners never see them until a population is already established. These are the signs that scorpions are present or that your property is creating the conditions for them.
Live Scorpion Found Indoors
Finding a scorpion inside the home — especially in shoes, folded laundry, towels, or storage boxes — is the clearest indicator of an active population. A single indoor sighting typically means more are present in wall voids, garages, or attic spaces.
Shed Exoskeletons
Translucent, empty scorpion shells left behind as they molt during development. Finding shed exoskeletons in dark corners, behind storage boxes, or in attic insulation confirms that scorpions have been living and growing in that space over time.
High Prey Insect Activity
A notable cricket, roach, or small insect population around the perimeter or inside the home is a key indicator of scorpion-friendly conditions. Scorpions follow their food supply — eliminating prey insects is one of the most effective ways to make a property less attractive to them.
UV Detection at Night
Scorpions fluoresce under ultraviolet light, making them visible in the dark. Running a UV flashlight along the perimeter, garage floor, and entry points after dark is one of the most reliable ways to identify active areas before a problem grows larger.
DIY Treatment Methods
Homeowners in Florida have several DIY options worth trying before calling a professional for scorpions. These steps target the conditions that attract and shelter scorpions rather than just addressing the visible individuals.
1
Seal Entry Points and Gaps
Scorpions are surprisingly flat and can squeeze through very small openings. Inspect weatherstripping, garage door seals, and utility entry points carefully, replacing anything that shows wear or gaps. Pay particular attention to pipe penetrations along exterior walls and the gap at the base of entry doors.
2
Reduce Moisture Around the Exterior
Scorpions seek shelter in humid, protected spaces — a constant concern in Florida given the region's year-round humidity and wet season rainfall. Fix leaky outdoor faucets, redirect downspout drainage away from the foundation, and remove any standing water sources near the structure to discourage scorpions from nesting nearby.
3
Remove Harborage Materials from the Yard
Scorpions hide under wood piles, debris, leaf litter, and stored equipment during daylight hours. Move firewood, pavers, and landscape timbers at least several feet from the home's perimeter and keep ground cover trimmed back from the foundation consistently throughout the year.
4
Inspect with Ultraviolet Light at Night
Scorpions fluoresce under UV light, making them visible in low-light conditions. Check the perimeter, garage floor, and entryways after dark during Florida's warm wet season months to identify where activity is concentrated before it moves indoors.
DIY approaches work best on early or limited scorpion activity. Larger infestations — particularly in homes near new construction zones or preserve edges in western Palm Beach County — typically require professional treatment to address harborage points homeowners cannot safely reach.
Do Scorpions Pose Any Health Risks?
Scorpions sting rather than bite, and the sting delivers venom that causes immediate localized pain, burning, and swelling in most cases. Some people experience tingling or numbness near the sting site. Florida's native scorpion species are not associated with the severe systemic effects linked to scorpions found in other parts of the country.
Children, elderly individuals, and pets face the greatest concern because smaller body mass means venom affects them more intensely. People with known venom allergies may experience stronger reactions. A healthcare provider should evaluate any sting that produces symptoms beyond localized discomfort, particularly in young children or those with underlying health conditions.
Your Questions About Scorpions Answered
Are scorpions actually common in Florida, or are they rare?
Scorpions are present in Florida but far less common than in southwestern states. The species found here are native to scrub, flatwoods, and wooded areas. Homeowners in Palm Beach and Treasure Coast counties are more likely to encounter them after land clearing or new construction disturbs their natural habitat.
Does Florida's year-round warmth mean scorpions stay active every month?
Yes. South Florida's subtropical climate means scorpions don't go dormant the way they might in northern states. There is no killing frost to reduce populations. Activity may slow slightly during cooler dry-season nights, but scorpions remain capable of entering structures throughout the year in this region.
Is a scorpion sting in Florida dangerous to my children or pets?
The species native to Florida are not considered medically dangerous to healthy adults, but a sting still causes real pain, swelling, and discomfort. Children and small pets are more vulnerable to symptoms. Any sting to a child, elderly person, or pet should be evaluated by a medical or veterinary professional promptly.
Could what I found be a different pest that just looks like a scorpion?
Possibly. Whip scorpions and pseudoscorpions are both found in Florida and are sometimes confused with true scorpions. True scorpions have a segmented tail with a visible stinger at the tip. Pseudoscorpions are tiny and harmless. If you're unsure what you've found, have a pest professional confirm the identification before treating.
Why am I finding them inside my home if I haven't seen them outside?
Scorpions are nocturnal and hide in tight spaces during the day. They can enter through gaps around doors, utility lines, and unsealed foundations without ever being spotted outdoors first. Clutter, stored boxes, and moisture inside the home all create the sheltered, humid conditions they seek.
Will treating my yard for other pests help reduce scorpions too?
It can, indirectly. Scorpions follow their food supply, which includes crickets, roaches, and other small insects. Reducing general insect pressure around your perimeter removes a key food source and makes your property less attractive to scorpions looking to establish. Perimeter treatments and exclusion work together for best results.
Can scorpions come back after a professional treatment?
Re-infestation is possible, especially in areas like western Palm Beach County and Port St. Lucie where new construction continues to push into former scrub habitat. Ongoing perimeter maintenance and sealing entry points are necessary to prevent return. A single treatment rarely provides permanent protection in active construction zones.
Why Professional Treatment?
Scorpions are difficult to eliminate with DIY methods because hidden populations rarely get fully addressed. Scorpions shelter in wall voids, attic insulation, and debris piles that standard sprays never reach. A treated surface may kill visible individuals while a deeper harborage point continues feeding reinfestation into living spaces.
Professional treatment for scorpions involves inspecting and addressing harborage points that homeowners typically cannot access safely. Professionals also time treatments around South Florida's wet season, when scorpions move more actively in search of higher ground and prey, making population-wide control more achievable than spot-treating during dry months alone.
Hulett Environmental Services serves homeowners across Florida, including Palm Beach, Martin, St. Lucie, Indian River, Okeechobee, and Brevard counties. If scorpions have been spotted inside or around your home, Hulett offers property inspections to assess activity levels and identify conditions contributing to the problem.
Are You Having Issues With Scorpions?