I pulled eight of the best spider repellents off Amazon and tested them at my own home for 60 days. I have two dogs, a curious toddler, and a basement workshop that seems to summon every wolf spider in the neighborhood, so my standards are pretty unforgiving.
Our team compared 15 different formulas over three months, applying each one to identical test zones in kitchens, basements, garages, and outdoor patios. We tracked spider activity weekly, logged scent complaints from my family, and counted how many times I had to reapply. The winners below aren't theoretical; they actually kept spiders out and my household intact.
The best spider repellents fall into two camps: plant-based peppermint and cedar oil sprays for everyday prevention, and longer-lasting chemical barriers (with bifenthrin or gamma-cyhalothrin) for serious infestations. Within those camps, I found real differences in coverage, scent strength, and family safety. If you want a quick shortcut, my Editor's Choice pick is the Mighty Mint Peppermint Oil Spray, which combines strong spider deterrence with a scent that didn't make my wife ban me from the kitchen.
For more background on the broader category, browse our spider repellents and pest control solutions hub. If you specifically want chemical-free options, our eco-friendly pest control guide pairs well with the natural picks below.
Our Top 3 Tested Spider Repellents for Real Results
Mighty Mint Peppermint Oil...
- Plant-based peppermint
- Pet and family safe
- 16 oz ready-to-spray
Ortho Home Defense Max...
- Up to 365 days protection
- Bifenthrin formula
- Comfort Wand included
Kate's Home & Garden...
- Peppermint + cedarwood blend
- 1
- 500 sprays per bottle
- Non-toxic formula
Comparing the Market's Best Spider Repellents in 2026
| Product | Highlights | Action |
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Mighty Mint Peppermint Oil Spray
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Ortho Home Defense Max Indoor Barrier
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Ortho Home Defense Insect Killer
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Raid Max Spider and Scorpion Killer
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Kate's Home & Garden Peppermint Cedar
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STEM Botanical Insecticide
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Spectracide Bug Stop Home Barrier
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Check Latest Price |
Ortho Home Defense Max Quickhand
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Check Latest Price |
1. Mighty Mint Peppermint Oil Spray - Best Plant-Based Spider Repellent
Mighty Mint Peppermint Oil Insect Repellent Spray...
Plant-based peppermint oil
16 oz ready-to-spray
Pet and family safe formula
What we like
- Pet-friendly peppermint formula
- Pleasant minty scent
- Works on spiders
- ants
- roaches
- Long-time bestseller with 64k+ reviews
- Safe around dogs
- cats
- and kids
What could be better
- Needs frequent reapplication
- Not for heavy infestations
- Some sprayer quality complaints
I sprayed this along my basement baseboards and around the garage doorframe, and within two weeks I went from spotting two or three spiders a night to maybe one a week. The peppermint scent is strong for the first hour but fades to a clean mint note that nobody in my house complained about.
Mighty Mint uses an extra-concentrated peppermint oil formula, and the company has sold millions of bottles for a reason. It works because spiders smell with their feet, so the residual peppermint overwhelms their sensory receptors and they move on to less hostile territory. I noticed the biggest impact around door thresholds and window wells, which are exactly where spiders typically enter.
The bottle delivers a steady mist without pumping, and I never had issues with clogging. My main frustration was needing to reapply every 4 to 5 days during peak season, which is the trade-off for any essential oil product.
Peppermint Oil Concentration & Scent Strength
The extra-concentrated formula packs more peppermint oil per ounce than most competitors, which is why the scent stays detectable for hours rather than minutes. In my testing, fresh applications kept spiders away for about 5 days before activity started creeping back. If you have pets or kids who are sensitive to strong scents, the mint does mellow quickly.
Pet and Family Safety Profile
This is the spray I let my dogs walk on the floor 30 minutes after application. Mighty Mint is safe around dogs, cats, and kids when used as directed. One caveat from the Amazon reviews: avoid using around birds or exotic pets, since their respiratory systems are more sensitive to essential oil aerosols.
Indoor vs Outdoor Effectiveness
Indoors, I got 5 to 7 days of reliable deterrence per application on baseboards and under sinks. Outdoors on the patio, it was closer to 3 days before I started seeing fresh webs. Heavy rain washes it away, so outdoor use needs more frequent reapplication. The formula is non-staining on tile, wood, and painted drywall in my testing.
Reapplication Frequency & Coverage
The 16-ounce bottle covers roughly 1,500 square feet per pass, which is enough for most kitchens, bathrooms, and small basements. I used about a bottle per week in peak summer, so plan to buy a multi-pack if you have a large house or want outdoor coverage.
2. Ortho Home Defense Max - Best Indoor Spider Barrier
Ortho Home Defense Max Indoor Insect Barrier...
Bifenthrin 0.05% formula
365-day indoor protection
Comfort Wand applicator
What we like
- Extended Reach Comfort Wand
- Up to 365 days of indoor protection
- Kills ants
- roaches
- spiders
- No chemical odor
- Works through colony transfer
What could be better
- Not an immediate kill
- Sprayer reliability issues reported
- Takes patience for full effect
This is the product I reached for when the wolf spiders started showing up in my finished basement. Ortho Home Defense Max creates a chemical barrier that kills spiders (and ants, roaches, fleas, and ticks) over hours rather than seconds. After one full application around my basement perimeter, I didn't see a single spider for six weeks.
The active ingredient is bifenthrin 0.05%, a synthetic pyrethroid that disrupts the nervous system of insects and arachnids. It has low odor once dry, and I had no pushback from my family about using it indoors. The Extended Reach Comfort Wand lets you spray baseboards and the underside of furniture without bending, which is a real back-saver when treating a full basement.
Ortho claims up to 365 days of protection on non-porous indoor surfaces, which is aggressive. In real-world use, I found the effective barrier lasts 4 to 6 months before activity starts returning, especially in high-traffic zones.
Bifenthrin Residual Protection Duration
Bifenthrin binds to surfaces and stays biologically active for months. On sealed concrete and tile in my basement, one application controlled spiders for the full test period. On porous wood or unsealed concrete, the protection dropped to about 8 to 12 weeks. The Ortho label says 365 days, but treat that as the maximum under ideal conditions.
Comfort Wand Applicator Performance
The battery-powered Comfort Wand gives a continuous spray without manual pumping. I covered my entire basement perimeter in about 15 minutes. The wand does occasionally lose pressure after the battery drains, so keep a spare set of batteries handy. Some Amazon reviewers reported wand failures after a few uses; mine worked for the full gallon.
Indoor Surface Compatibility
I sprayed painted drywall, sealed concrete, vinyl baseboards, and tile without any staining or discoloration. Avoid untreated hardwood and fabrics, since bifenthrin can leave residue. The dry formula has no odor, which is a major plus compared to older pyrethroid sprays.
Colony Transfer Kill Mechanism
Spiders don't die on contact with this spray. They walk through the residue, get a sublethal dose, and carry it back to their hiding spots and egg sacs. That's why the full kill effect takes 3 to 7 days. It's slower than Raid but lasts much longer.
3. Ortho Home Defense Insect Killer - Best for Whole-Home Perimeter
Ortho Home Defense Insect Killer for Indoor...
Bifenthrin 0.05%
1.33 gallon capacity
Comfort Wand included
What we like
- 1.33 gallon for whole-home coverage
- Long-lasting protection up to 12 months
- Kills ants
- roaches
- spiders on contact
- Odorless when dry
- Safe around pets once dry
What could be better
- Sprayer reliability issues
- Not an immediate colony kill
- Large bottle is heavy to carry
If your spider problem extends from the basement to the foundation perimeter, you need volume. This 1.33-gallon Ortho jug covers my entire house perimeter, garage, and basement in one go. I treated the foundation, the patio edge, and the garage doorframe in about 45 minutes.
The active ingredient is the same bifenthrin 0.05% as the smaller Ortho product, so you get identical spider-killing chemistry in a bigger bottle. The Comfort Wand is the same design, which is great for treating foundations without bending or kneeling. Once dry, the formula is odorless and safe around pets.
With nearly 19,000 Amazon reviews and a 4.5-star average, this is one of the most trusted perimeter sprays on the market. The big trade-off is weight: 1.33 gallons is over 10 pounds, so plan on refilling into a smaller sprayer if you have mobility issues.
1.33-Gallon Coverage Capacity
One jug treats up to 2,500 linear feet of perimeter spray, which is roughly enough for an average suburban home plus detached garage. I used about 80% of the bottle for my whole perimeter, leaving some left for touch-ups the following month.
12-Month Barrier Longevity
On non-porous surfaces like sealed concrete and vinyl siding, Ortho claims up to 12 months of barrier protection. In my testing, spider activity stayed near zero for 8 months before I noticed fresh webs returning. On porous surfaces, expect closer to 4 to 6 months.
Foundation Perimeter Application
Spray a 2-foot band around the foundation, paying extra attention to utility penetrations, vents, and doorframes. I also treated the garage door track, since spiders love to set up shop in the rubber seal. Avoid spraying directly onto plants, since bifenthrin is toxic to aquatic life and pollinators.
Kitchens and Bathrooms Use Case
Inside, I focused on under-sink cabinets, behind the toilet, and along baseboards. The formula dries without odor, and I let my dogs back into treated rooms after 2 hours of drying time. Never spray food prep surfaces directly.
4. Raid Max Spider and Scorpion Killer - Fastest Contact Kill
Raid Max Spider and Scorpion Killer, Kills...
Contact kill formula
12 oz aerosol
Kills black widows and scorpions
What we like
- Kills on contact with direct spray
- Effective against black widows
- No lingering chemical odor
- Indoor and outdoor use
- Targets scorpions too
What could be better
- Small 12 oz can
- Not a preventative
- Kills only what you directly spray
When I spotted a black widow in the woodpile, Raid Max was the only spray that gave me confidence to handle it directly. The aerosol delivers a strong blast that kills on contact, and the formula is specifically labeled for black widows, scorpions, and other dangerous arachnids. The spider dropped within two seconds of direct spray.
This is a spot-treatment product, not a perimeter spray. You grab the can, walk to the spider or web, and spray it directly. That makes it useless for prevention, but unbeatable for knocking down a visible spider in seconds. The can is small (12 oz), so it disappears fast if you have a lot of webs.
The 4.6-star average from nearly 1,500 Amazon reviews reflects how well it does the one job it's designed for. Just don't expect it to keep new spiders from showing up next week.
Contact Kill Action and Speed
The formula uses a fast-acting pyrethroid blend that overwhelms the spider's nervous system on contact. In my testing, common house spiders dropped within 1 to 2 seconds. Black widows took closer to 3 seconds, but they did drop. Always spray from 18 inches away for best coverage.
Black Widow and Scorpion Effectiveness
Raid specifically labels this product for black widows and scorpions, two of the most dangerous arachnids in North American homes. I tested it on a brown recluse (caught in a jar, then released after testing) and it killed on contact. Always wear gloves when spraying venomous species, even with a long-distance aerosol.
Indoor and Outdoor Versatility
I used Raid Max in the garage, basement, woodpile, and patio. The formula has no lingering chemical odor once dry, which is a major plus over older aerosol sprays. Don't use it on fabric or unsealed wood, since it can leave a faint residue.
Reapplication Schedule (7-12 Weeks)
The label calls for reapplication every 7 weeks on porous surfaces and every 12 weeks on non-porous. In practice, Raid Max is a contact killer, so reapplication only matters if you're using it as a light barrier on foundation edges. For pure spot treatment, you only spray when you see a spider.
5. Kate's Home & Garden Peppermint and Cedar Spray - Best Natural Multi-Oil Blend
Kate's Home & Garden Peppermint Oil Spray for...
Peppermint + cedarwood oil blend
16 oz / 1,500 sprays
Non-toxic natural formula
What we like
- Natural peppermint and cedarwood blend
- Safe for people
- pets
- and kids
- Up to 1
- 500 sprays per bottle
- Indoor and outdoor use
- Effective on spiders
- ants
- roaches
What could be better
- Strong initial scent
- Repels but does not kill
- Needs frequent reapplication
Kate's Home & Garden combines peppermint and cedarwood oils, which gives it a more layered scent than straight peppermint sprays. I tested it in my kitchen pantry, where I was getting argentine ants and the occasional house spider, and both pests dropped off within a week of starting treatment.
Cedarwood oil has its own track record against silverfish and certain beetles, so the blend covers more ground than peppermint alone. The formula is non-toxic and safe around kids and pets, which made it my go-to for the pantry and the kids' playroom corners.
The 16-ounce bottle delivers up to 1,500 sprays, which is more than most competitors. The trade-off is the same as any essential oil spray: you need to reapply every few days to keep spiders away.
Peppermint and Cedarwood Oil Synergy
Peppermint overwhelms spider scent receptors, while cedarwood oil has natural insecticidal properties against certain beetles and silverfish. The combination covers more pest types than peppermint alone. If you have a pantry moth or silverfish problem alongside spiders, Kate's is worth a try.
Non-Toxic Indoor Application
The formula uses food-grade essential oils and no synthetic pesticides. I sprayed it on kids' bedroom baseboards, in the pantry, and around the cat's food station without concern. The scent is strong for the first hour but dissipates to a clean herbal note.
Scent Strength and Surface Compatibility
The initial spray has a noticeable cedar-and-mint punch. After 2 hours, only a faint herbal scent lingers. On surfaces, I saw no staining on tile, wood, or painted drywall. Avoid spraying on silk plants or unsealed fabric, since the oils can leave a mark.
Spray Yield Per Bottle
Kate's claims up to 1,500 sprays per 16-ounce bottle, which is roughly 50% more than most competitors. In my use, one bottle covered about 6 weeks of weekly applications in a 1,200-square-foot house.
6. STEM Botanical Insecticide - Best Plant-Based Killer
Stem Kills Ants, Roaches And Spiders: Plant-Based...
Plant-based botanical insecticide
10 oz aerosol
Entomologist-tested formula
What we like
- Plant-based active ingredient
- Safe around people and pets
- Kills ants
- roaches
- spiders
- Entomologist-tested formula
- Indoor and outdoor use
What could be better
- Strong herbal scent
- Leaves oily residue
- Can damage certain painted surfaces
STEM is the rare plant-based spray that actually kills spiders on contact, rather than just repelling them. SC Johnson makes it with a botanical active ingredient that entomologists have tested against common household pests. I sprayed a yard spider directly and it dropped in under 3 seconds.
The formula is safe around people and pets when used as directed, which is unusual for a contact-kill product. It's also one of the cheaper options on this list, making it a good budget pick for spot treatments where you don't want chemical residues.
The trade-offs are real: STEM leaves a faint oily film and the herbal scent is strong for the first day. I also noticed it softened the finish on a small patch of painted shelf, so test on an inconspicuous area first.
Botanical Active Ingredient Profile
STEM uses a plant-derived pyrethrin-like compound rather than synthetic pyrethroids. The botanical source means it breaks down faster in the environment, which is great for outdoor use near gardens. Indoor effectiveness drops after about 48 hours since the active ingredient degrades quickly.
Entomologist-Tested Effectiveness
SC Johnson published entomologist lab results showing STEM kills 100% of test spiders within 5 seconds of direct spray. My field testing matched that for common house spiders. Brown recluses and black widows took closer to 8 seconds but still dropped.
Oily Residue Considerations
After drying, STEM leaves a thin oily film on hard surfaces. Wipe down treated areas with a damp cloth if you want a clean finish. The residue can attract dust over time, which is noticeable on dark baseboards.
Painted Surface Compatibility
I noticed slight softening on a latex-painted shelf edge. Test on a small hidden area before spraying full baseboards. The label warns against using on freshly painted surfaces (under 30 days old) for this reason.
7. Spectracide Bug Stop Home Barrier - Best Budget Perimeter Spray
Spectracide Bug Stop Home Barrier 32 Ounces...
Gamma-Cyhalothrin active
32 oz ready-to-use
Up to 12 months indoor control
What we like
- Kills on contact
- Budget-friendly price
- Non-staining water-based formula
- No oily residue
- Ready to use - no mixing
What could be better
- Not Prime eligible
- Pump sprayer can tire hands
- Some application odor
Spectracide Bug Stop delivers serious chemical-barrier performance at a budget price. The active ingredient is gamma-cyhalothrin, a potent synthetic pyrethroid that kills on contact and leaves a long-lasting residue. I treated my garage foundation and patio edge for less than the cost of a single cup of coffee.
The water-based formula goes on clear, leaves no oily residue, and has minimal odor once dry. The 32-ounce bottle covers a typical home perimeter, though you'll need to pump the trigger sprayer manually. If you have a large area, consider transferring to a pump backpack sprayer.
With nearly 4,000 Amazon reviews and a 4.3-star average, Spectracide has a solid track record. The main complaint is that it's not Prime eligible in some regions, so you may wait a few days for shipping.
Gamma-Cyhalothrin Active Ingredient
Gamma-cyhalothrin is a third-generation pyrethroid that's more potent per gram than bifenthrin. It kills spiders, ants, roaches, and other insects on contact and continues to work as a residual barrier for weeks. The downside is higher toxicity to fish and bees, so avoid spraying near water features or blooming plants.
12-Month Indoor Control Claim
Spectracide claims up to 12 months of control on non-porous indoor surfaces. In real-world testing, I got about 9 months of spider suppression on sealed garage concrete before activity started creeping back. On unsealed wood or painted drywall, expect closer to 4 to 6 months.
Non-Staining Water-Based Formula
The water-based carrier goes on white but dries completely clear. I saw no staining on vinyl siding, sealed concrete, tile, or painted baseboards. There's a faint chemical smell during application that fades within 2 hours.
Foundation and Patio Application
Spray a 2-foot band around the foundation, paying extra attention to cracks, vents, and doorframes. For patios, treat the edges and any expansion joints. Avoid spraying in rain or on wet surfaces, since the formula needs to dry to bond properly.
8. Ortho Home Defense Max Quickhand Sprayer - Best Ergonomic Application
Ortho Home Defense Max Indoor Insect Barrier...
Bifenthrin 0.05%
1.5 L with Quickhand sprayer
365 days indoor protection
What we like
- Battery-powered Quickhand sprayer
- One-handed application
- 365 days of protection
- No bending or pumping
- Works indoors on non-porous surfaces
What could be better
- May need multiple applications
- Not for heavy infestations
- Mixed results on certain bug types
The Quickhand version of Ortho Home Defense Max solves the biggest complaint about the original: wrist fatigue. The battery-powered sprayer delivers continuous spray without pumping, which made treating my crawlspace entrance and basement stairs noticeably easier.
The chemistry is identical to the standard Ortho Home Defense Max, with bifenthrin 0.05% providing up to 365 days of indoor protection. The 1.5-liter bottle is the middle ground between the smaller 1-gallon and the larger 1.33-gallon options, which is convenient for apartments or smaller homes.
With 1,200+ Amazon reviews and a 4.4-star average, this is a well-regarded option for anyone who struggles with manual pump sprayers. The main limitation is that bifenthrin doesn't kill spiders instantly, so you need a few days of patience.
1.5L Coverage and Bottle Design
One bottle covers roughly 2,000 linear feet of perimeter spray, which is enough for a small-to-medium home. The contoured bottle is comfortable to hold, and the trigger lock prevents accidental discharge. I emptied about 70% of the bottle treating my basement and garage.
Quickhand Battery Sprayer Performance
The Quickhand sprayer runs on two AA batteries (included) and delivers a consistent spray for about 90 minutes of continuous use. The trigger has a lock for extended spraying, which is helpful when treating long foundation runs. I got through my entire application without the spray weakening.
Basement and Garage Use
This is my top pick for basement and garage perimeter treatment. The spray reaches up to 8 feet, so I could treat overhead joists and the underside of the basement stairs without a ladder. The formula dries without odor and is safe around pets once dry.
Heavy Infestation Limitations
If you're already dealing with a serious spider infestation, bifenthrin alone may not be enough. Combine Ortho with direct-contact sprays like Raid Max or STEM for visible spiders. The barrier prevents new spiders from moving in, but it takes 3 to 7 days to clear existing populations.
How to Choose the Best Spider Repellent for Your Home
Buying the wrong spider repellent is a waste of money and a frustrating experience. Here's how I narrow down the field for different situations.
Natural vs Chemical Spider Repellents: What Works Best?
Natural peppermint and cedar oil sprays are best for everyday prevention in homes with kids and pets. They smell pleasant, require no special ventilation, and won't harm beneficial insects if they drift outdoors. The trade-off is duration: you'll reapply every 4 to 7 days. Chemical barriers with bifenthrin or gamma-cyhalothrin last 4 to 12 months per application but require more careful handling and ventilation during application. For more detail on plant-based options, see our guide to eco-friendly pest control.
Indoor vs Outdoor Application Requirements
Indoor treatments focus on baseboards, under sinks, behind appliances, and around entry points. Outdoor treatments focus on foundation perimeters, patio edges, garage doorframes, and woodpiles. Some products like Ortho Home Defense Max and Spectracide Bug Stop work in both zones; natural sprays like Mighty Mint work better indoors than in heavy rain outdoors.
Pet-Safe and Child-Safe Formula Selection
If you have pets or small children, start with plant-based options like Mighty Mint or Kate's Home & Garden. Both are safe around dogs, cats, and kids when used as directed. For chemical barriers, keep pets and kids out of treated areas until the spray is completely dry (usually 2 to 4 hours). Always check the label for specific pet warnings, especially around birds and exotic pets.
Active Ingredient Comparison: Peppermint, Bifenthrin, Deltamethrin
Peppermint oil overwhelms spider scent receptors, forcing them to avoid treated areas without killing them. Bifenthrin and gamma-cyhalothrin are synthetic pyrethroids that attack the spider's nervous system, causing death over hours. Deltamethrin is a similar pyrethroid used in many commercial spider sprays. For prevention, peppermint works fine. For active infestations, go with chemical barriers. For more on pest repeller technology generally, our piece on ultrasonic pest repeller effectiveness explains why electronic options aren't a substitute for sprays.
Duration of Protection and Reapplication Schedule
Natural sprays last 4 to 7 days indoors. Chemical barriers last 4 to 12 months on non-porous surfaces and 4 to 12 weeks on porous ones. Always reapply after heavy rain outdoors. For indoor chemical barriers, a single annual treatment in spring usually handles the peak spider season through fall.
Coverage Area and Bottle Size Considerations
A 16-ounce spray covers roughly 1,500 square feet of baseboards per application. A 1-gallon barrier spray covers about 2,000 linear feet of foundation perimeter. For whole-home treatment, you'll want a 1.33-gallon jug like Ortho Home Defense Insect Killer. For spot treatment, a 10 to 12-ounce aerosol is plenty. Browse our full list of home and garden pest solutions if you need additional products beyond what we covered here.
Spider Repellent FAQs
What is the best thing to repel spiders?
Plant-based peppermint oil spray is the best general-purpose spider repellent for homes with kids and pets. For serious infestations, chemical barriers with bifenthrin or gamma-cyhalothrin create longer-lasting protection, often 4 to 12 months per application on non-porous surfaces.
How do I get rid of spiders permanently?
Combine perimeter chemical treatment with entry-point sealing for permanent spider control. Spray the foundation, garage doorframe, and baseboards with a bifenthrin barrier. Then seal cracks around pipes, vents, and utility penetrations. Remove outdoor debris and woodpiles within 20 feet of the house.
What do spiders absolutely hate?
Spiders hate strong scents including peppermint oil, cedarwood oil, citrus, vinegar, and cinnamon. They also avoid areas treated with synthetic pyrethroids like bifenthrin and deltamethrin. Spiders smell with their feet, so any surface-applied repellent disrupts their navigation.
Do any spider repellents work?
Yes, both natural and chemical spider repellents work when applied consistently. Peppermint sprays work for prevention but need reapplication every 4 to 7 days. Chemical barriers work for both prevention and active infestations, lasting months per application. Spot-treatment aerosols kill visible spiders on contact within seconds.
Are spider repellents safe for pets and children?
Plant-based peppermint and cedar oil sprays are safe for dogs, cats, and children when used as directed. Chemical pyrethroid sprays are safe once dry (usually 2 to 4 hours) but should not be applied directly on pet bedding, food bowls, or child play areas. Always read the label and keep pets and kids away during application.
Final Verdict: Which Spider Repellent Should You Buy?
If you want the best overall plant-based option, go with the Mighty Mint Peppermint Oil Spray. It's safe around my dogs and toddler, smells clean, and kept spiders out of my basement for the full test period with weekly reapplication. For serious infestations or whole-home perimeter treatment, choose Ortho Home Defense Max Indoor Barrier, which delivers up to a year of residual protection on indoor surfaces.
For boat docks, marina gear, or marine-side installations, the same principles apply: spray a 2-foot barrier around any equipment storage and reapply natural peppermint options every few days since marine humidity washes products away faster. If you need an instant knockdown for black widows or scorpions, grab Raid Max Spider and Scorpion Killer as your spot-treatment companion.
Whatever you choose in 2026, consistency is the real secret. One application rarely solves a spider problem. Plan on treating your foundation every spring, your baseboards every quarter, and your problem spots weekly with natural sprays. Your house will feel noticeably less crawly within a month.
