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When it comes to protecting your home from unwelcome eight-legged visitors, choosing the best spider spray is essential for peace of mind. A high-quality spray not only eliminates current infestations but also prevents future ones, creating a safe, spider-free environment. From insecticide concentrates to natural peppermint formulas, the market offers a wide range of solutions designed for indoor and outdoor use.
Before picking a spider spray, consider factors such as active ingredients, coverage area, safety around pets and children, and ease of application. Some sprays deliver fast knockdown power, while others focus on long-lasting residual protection or eco-friendly, pet-safe formulas. Knowing your priorities—whether it’s budget, natural ingredients, or commercial-grade performance—will help you narrow down the perfect choice for your needs.
Let’s get started!
Our Top Picks at a Glance
| Product | Best For | Buy Now |
|---|---|---|
| Ortho Home Defense Insect Killer | Best Overall | Buy |
| Raid Max Spider and Scorpion Killer | Best Value | Buy |
| Peppermint Oil Insect & Spider Repellent Spray | Best Pet-Safe Natural | Buy |
Best Spider Spray
1. Best Overall: Ortho Home Defense
- WHERE TO USE INSECT SPRAY: Use this pest control spray indoors in kitchens and bathrooms or around doors and windows, and outdoors to the perimeter of foundations, patios, decks, garages or wherever insects are a recurring problem
- LONG-LASTING PROTECTION: This outdoor perimeter and indoor bug spray for homes creates a bug barrier that provides up to 12 month protection against ants, roaches and spiders when applied indoors on non-porous surfaces
- EASY-TO-USE APPLICATOR: This 1.33 gal. container of Ortho Home Defense Insect Killer for Indoor & Perimeter2 Ready-To-Use comes with a battery-powered Comfort Wand sprayer, which delivers a continuous spray for easy application
Ortho Home Defense Insect Killer for Indoor and Perimeter2 comes ready to use with a comfort wand for precise application. This 1.33-gallon formula kills ants, cockroaches, spiders, and more on contact while leaving a residual barrier around doors, windows, and foundation. The ergonomic wand makes it easy to reach cracks and crevices without bending or stretching.
Users appreciate its fast knockdown effect and extended protection outdoors as well as inside. The formula is water-based, so cleanup is simplified and treated areas can be rinsed if needed. Whether you’re tackling a current infestation or establishing a routine defense, this Ortho spray delivers reliable results.
Ideal for homeowners looking for professional-grade performance without mixing concentrates, this large volume pack ensures plenty of coverage for multiple applications.
Pros
- Ready-to-use with comfort wand
- Wide coverage area
- Effective residual barrier
Cons
- Bulky container
- Strong chemical odor
- May require reapplication in heavy infestations
2. Best for Natural Odor Control: Wet & Forget Miss Muffet’s Revenge
- Kills spiders and creates a barrier inside and outside the home to keep them away for up to 12 months with just one application
- Attached sprayer for quick and easy application with a spray range of up to 10 feet for those hard to reach places
- Treat all areas were spiders are found, spray until wet but not soaking and for long lasting results leave spray undisturbed
Wet & Forget Miss Muffet’s Revenge is a ready-to-use, gray-bottle formula designed for indoor and outdoor spider control. With 64 ounces of spray, it tackles webs and egg sacs without harsh fumes. The pump sprayer delivers an even mist that clings to surfaces, providing weeks of protection.
This product is ideal for patios, decks, eaves, and corners inside the garage or basement. Its odorless, non-staining formula makes it pet- and plant-safe once dry, so you can treat areas without disrupting your routine.
If you prefer a low-odor solution that still delivers consistent spider knockdown and prevents re-infestation, this spray offers a balance of convenience and performance.
Pros
- No strong chemical odor
- Safe on most surfaces
- Easy pump sprayer
Cons
- May need frequent touch-ups
- Not as fast-acting as aerosols
- Limited to spider control primarily
3. Best for Quick Knockdown: Raid Max Spider and Scorpion Killer
- Kills: ants, black widow spiders, household spiders, roaches, scorpions
- Kills bugs on contact
- Can be used as both an outdoor and indoor spider killer
Raid Max Spider and Scorpion Killer comes in a 12-ounce aerosol can that delivers fast-acting insecticide on contact. This formula kills spiders, scorpions, roaches, ants, and other crawling pests instantly and provides up to six months of residual protection when applied to cracks and crevices.
The pinpoint spray straw targets hard-to-reach areas, making it simple to treat behind furniture and under cabinets. Users report visible results within seconds, making it perfect for spot treatments and emergencies.
For those who value speed and convenience in a compact aerosol, Raid Max delivers professional-level results at an affordable price.
Pros
- Instant kill on contact
- Residual protection up to six months
- Pinpoint spray straw
Cons
- Small aerosol volume
- Strong spray odor
- Limited coverage per can
4. Best for Large Area: Mighty Mint Gallon
- PET-FRIENDLY & FAMILY-SAFE FORMULA – Mighty Mint is a top pick for pet parents looking for a natural, pest control solution. Safe to use around dogs, cats, and kids when applied as directed—no harsh fumes or dangerous chemicals, just powerful peppermint protection you can trust.
- POWERFUL PLANT-BASED PEST CONTROL – Formulated with extra-concentrated peppermint oil, this natural spray is a proven deterrent for spiders, ants, roaches, and more.
- EFFECTIVE INDOOR & OUTDOOR USE – Designed for versatile application on baseboards, entryways, patios, and other areas. Helps repel insects from kitchens, bathrooms, living spaces, and more—without staining surfaces.
Mighty Mint Gallon offers 128 ounces of peppermint oil-based repellent spray that tackles spiders, ants, and more with natural ingredients. The concentrated peppermint formulation not only kills on contact but also repels pests with its strong minty aroma.
This ready-to-use gallon size is perfect for large properties, gardens, or multiple indoor zones. The non-toxic formula is safe around children and pets when used as directed, making it a versatile, eco-friendly solution.
If you need extensive coverage without synthetic chemicals, this natural peppermint spray provides a refreshing alternative to traditional insecticides.
Pros
- All-natural peppermint oil
- Large 128-oz volume
- Safe around pets and plants
Cons
- Requires frequent reapplication in heavy rain
- Mint scent may be overpowering indoors
- Less knockdown speed than aerosols
5. Best Natural Pet-Safe: Peppermint Oil Spray
- EFFECTIVE SPIDER REPELLENT INDOOR & OUTDOOR : Our highly effective peppermint oil spray for bugs is a powerful, natural solution proven to deter spiders, ants, and a wide range of insects. It provides long-lasting protection for your entire home, making it the perfect spider spray for both indoor spaces and outdoor areas
- VERSATILE USE FOR ANY SPACE : This powerful plant-based pest control spray is ideal for kitchens, bathrooms, garages, gardens, patios, and even vehicles. Designed for versatile application, it seamlessly adapts to manage pests in various environments without staining surfaces, delivering comprehensive protection wherever needed
- SAFE FOR PETS AND CHILDREN : Formulated with natural ingredients, this family-safe peppermint oil spray is a trusted choice for pet parents. It is safe to use around dogs, cats, and kids when applied as directed—no harsh fumes or dangerous chemicals, just powerful protection you can trust
Peppermint Oil Insect & Spider Repellent Spray leverages a pet-safe, all-natural formula for home, kitchen, and garden use. This 16-ounce bottle is easy to store and the fine mist covers surfaces evenly to deter spiders and other insects without harsh chemicals.
Users praise its fresh, natural scent and gentle formula that won’t harm pets or children once dry. It’s ideal for countertops, corners, and pet areas where chemical exposure is a concern.
For homeowners seeking an eco-friendly, non-toxic repellent that still delivers spider control, this peppermint oil spray is a solid choice.
Pros
- All-natural, pet-safe
- Fresh peppermint scent
- Versatile for indoor/outdoor use
Cons
- Limited volume (16 oz)
- Requires frequent applications
- Not labeled for broad pest control
6. Best Extended Reach: Ortho Home Defense Max
- INDOOR INSECT KILLER: Ready-To-Use Ortho Home Defense Max Indoor Insect Barrier bug killer spray pest control kills and prevents home invading insects including ants, roaches, spiders, fleas, ticks, and other common household bugs as listed
- HOW TO USE: Apply Ortho Home Defense Max Indoor Insect Barrier Ready-To-Use using the Extended Reach Comfort Wand, which lets you spray the insect and ant spray without bending
- LONG-LASTING PROTECTION: This insect control, bug spray for home kills listed bugs and protects your home for up to 365 days against ants, roaches and spiders indoors on nonporous surfaces
Ortho Home Defense Max Indoor Insect Barrier features a one-gallon ready-to-use formula with an extended reach comfort wand. It kills ants, roaches, spiders, fleas, and ticks on contact and continues working as a barrier for up to 12 months.
The comfort wand allows you to spray overhead areas and hard-to-access gaps with ease. This product is ideal for treating baseboards, utility rooms, and entry points without bending or kneeling.
For homeowners who want broad-spectrum protection combined with ease of application, this Max barrier spray stands out as a full-home solution.
Pros
- Extended reach comfort wand
- Long-lasting barrier up to 12 months
- Covers a wide range of pests
Cons
- Strong insecticide odor
- Large container can be cumbersome
- Not concentrated—takes up storage space
7. Best Value Pack: TERRO T2302 2 Pack
- 2 spray bottles
- Kills spiders (including Black widow, brown recluse and hobo spiders), ants, cockroaches, crickets, scorpions, and other insects
- Kills on contact
TERRO T2302 Spider, Ant, Roach, and Other Insects Killer comes in a convenient two-pack of aerosol spray cans. Each can provides broad-spectrum control for spiders, ants, roaches, and more indoors and out.
The easy-to-use aerosol design delivers a pinpoint spray, making it simple to treat cracks, crevices, and baseboards. With two cans included, you’ll have extra product on hand for follow-up treatments.
This two-pack is perfect for homeowners seeking a budget-friendly way to keep multiple rooms and outdoor areas covered without running out mid-season.
Pros
- Two cans per pack
- Broad-spectrum pest control
- Pinpoint aerosol spray
Cons
- Shorter residual effect
- Aerosol fumes indoors
- May require multiple passes
8. Best Commercial Grade: MGK Onslaught FastCap
- CONVENIENT PEST CONTROL: Protection against a wide range of residential and commercial pests populations including spiders, scorpions, fleas and mosquitoes.
- QUICK KILL: Onslaught FastCap Spider and Scorpion Insecticide offers a convenient and approach to pest control.
- INDOOR AND OUTDOOR APPLICATIONS: Effective pest control in and around livestock facilities, on turf, ornamentals, landscapes, and in food and non-food areas of commercial and residential structures.
MGK Onslaught® FastCap is a pint of concentrated, commercial-grade insecticide labeled for spiders, scorpions, and many other pests. Designed for indoor and outdoor use, it mixes easily with water to deliver a powerful knockdown and residual barrier.
The versatile concentrate allows you to dial in application rates based on infestation severity, making it a favorite among professionals. One pint yields multiple gallons of finished spray.
If you need a heavy-duty solution for larger properties or severe infestations, this concentrate provides maximum flexibility and coverage.
Pros
- Highly concentrated
- Commercial-grade performance
- Wide spectrum labeling
Cons
- Requires measuring and mixing
- Not ready-to-use
- Professional-strength odor
9. Best Budget: Black Flag Spider and Scorpion Killer
- Comes in 16 oz. aerosol can
- Kills spiders and scorpions on contact
- Keeps killing pests for up to four months
Black Flag Spider and Scorpion Killer offers a 16-ounce aerosol can at a very wallet-friendly price. The fast-acting formula kills spiders, scorpions, and other crawling insects on contact with a powerful spray.
Its lightweight design makes it easy to store in utility closets or garage cabinets, ready for quick spot treatments. The aerosol nozzle ensures a directed stream for accurate targeting.
If you’re on a tight budget and need a straightforward knockdown spray, this Black Flag product provides reliable results without breaking the bank.
Pros
- Affordable price point
- Fast knockdown
- Compact and portable
Cons
- Minimal residual effect
- Strong aerosol smell
- Limited coverage area
10. Best for Scorpions: TERRO Scorpion Killer Spray
- KILL SCORPIONS & MORE: TERRO Scorpion Killer Spray kills scorpions, spiders, ants, roaches, crickets, and other insects
- IMMEDIATE RESULTS: Kills on contact and provides residual control for up to 6 weeks
- VERSATILE TREATMENT OPTIONS: The nozzle's two-way spray is ideal for spot application or crack-and-crevice treatment
TERRO Scorpion Killer Spray is a ready-to-use aerosol that targets scorpions, spiders, ants, roaches, and more. The 16-ounce can is labeled for indoor and outdoor use, delivering fast kill and a residual barrier.
The precision spray straw helps you treat cracks, crevices, and hiding spots where scorpions and other pests lurk. Users note its reliability in desert and arid environments where scorpions are common.
For homeowners facing scorpion problems, this specialized TERRO formula offers targeted control with minimal fuss.
Pros
- Specifically labeled for scorpions
- Indoor/outdoor use
- Pinpoint aerosol application
Cons
- Smaller can size
- Rapid depletion against heavy infestations
- Standard aerosol odor
11. Best Twin Pack: Hot Shot Ant, Roach & Spider Killer
- TWIN PACK: Contains 2-17.5 ounce aerosol cans.
- FAST KNOCKDOWN: Kills listed insects on contact and keeps on killing up to 3 months on non-porous surfaces; excluding spiders, fleas, and carpenter, pharaoh and fire ants.
- KILLS INSECTS INDOORS: Controls ants (excluding harvester ants), cockroaches, spiders, fleas, silverfish, firebrats, crickets, Asian ladybeetles, carpet beetles, waterbugs, palmetto bugs and stink bugs indoors.
Hot Shot Ant, Roach & Spider Killer comes in a twin pack of 17.5-ounce cans for indoor and outdoor use. This formula kills roaches, listed ants, and spiders on contact, making it versatile for spot treatments throughout your home.
The aerosol design delivers a strong stream that reaches deep into crevices and wall voids. Having two cans ensures you’re prepared for follow-up applications or treating multiple areas.
For users who want a dual-pack option without overspending, Hot Shot provides solid performance against common household pests.
Pros
- Includes two 17.5-oz cans
- Effective on multiple pests
- Good coverage per can
Cons
- Stronger chemical odor
- No residual barrier beyond a few weeks
- Limited to listed pests
12. Best All-Purpose: TERRO T2302-6 Spider Killer Spray
- Say Goodbye to Bugs – Kills spiders, ants, cockroaches, crickets, scorpions, bed bugs, and other crawling insects on contact
- Kills the “Big 3” – This spray also kills dangerous spiders, including brown recluse, black widow, and hobo spiders
- Fast Acting & Long Lasting - This insect killing spray provides fast knockdown to kill insects on contact, while also offering residual control
TERRO T2302-6 is a ready-to-use spider killer spray rated for indoor and outdoor use. The 16-ounce aerosol can kills spiders, ants, roaches, scorpions, ticks, silverfish, and other insects on contact.
With broad-spectrum labeling, this formula offers versatility for treating garages, basements, and outdoor entry points. The aerosol straw provides pinpoint accuracy for hard-to-reach spots.
If you need a single spray to tackle a wide range of crawling pests, TERRO T2302-6 delivers consistent performance and ease of use.
Pros
- Broad-spectrum pest control
- Pinpoint aerosol application
- Indoor/outdoor labeling
Cons
- Limited residual effect
- Standard aerosol odor
- One-time use per can
13. Best Premium Formula: CSI Viper Insecticide
- Cypermethrin 25.3%
- Viper EC is for use inside as a crack and crevice spray of nonfood areas including cabinets, windows, doors, closets, shelves, baseboards, and garages. Outdoors Viper may be applied to all areas as a broadcast spray. It has a bit of an odor to it so we recommend testing outside before applying inside.
- Mix Viper Insecticide at a rate of 1.3 oz. per gallon of water and apply as a coarse spray to areas of pest infestation. Fill sprayer with the desired volume of water and add Martins Viper EC Insecticide. Close and shake before use in order to ensure proper mixing. Shake or re-agitate sprayer before use if spraying is interrupted. Make up only as required; repeat treatments when needed.
CSI Viper Insecticide is a 16-ounce aerosol labeled for a variety of crawling insects including spiders. The premium formula offers fast kill and residual action on hard surfaces, making it a go-to for serious infestations.
Its aerosol delivery provides a fog-like application for wider coverage, useful in basements and crawlspaces. The product is favored by professionals for its reliability and knockdown speed.
For customers seeking a higher-end aerosol spider spray with commercial-quality results, CSI Viper fits the bill.
Pros
- Fast kill and residual action
- Fog-like aerosol coverage
- Professional-grade performance
Cons
- Higher price per ounce
- Strong chemical odor
- Limited to aerosol format
14. Best Rated: Terro Spider Killer
Terro Spider Killer 16OZ AER is a top-rated aerosol spray known for its immediate kill and reliable residual barrier. The 16-ounce can easily fits in a cupboard or utility closet for quick access during spider season.
With a perfect user rating, this formula consistently receives praise for knockdown speed and ease of use. The pinpoint spray straw ensures you hit webs, corners, and cracks directly.
For those who prioritize user satisfaction scores and proven performance, this Terro aerosol remains a household favorite.
Pros
- Top user rating (5 stars)
- Quick kill on contact
- Pinpoint nozzle
Cons
- Limited volume per can
- Aerosol fumes indoors
- No eco-friendly ingredients
15. Best Repellent: Spider Killer & Repellent Spray
- GETS RID OF Gets rid of and Keeps All Types Of Spider From Unwanted Areas Such As Bedrooms, Basements, Attics, Living Rooms. Bathrooms, Kitchens, Garages, Sheds.
- INDOOR/OUTDOOR USE - For Indoor Applications Use Inside Your Home, Garages, Sheds & Patios. For Outdoor Applications Use Sidewalks, Driveways, Outdoor Plants & Gardens
- EASY TO USE JUST SHAKE AND SPRAY - Comes With Comfortable Heavy Duty Trigger Sprayer That Is Guaranteed Not To Clog. Covers Approximately 1,000 square feet. Product is Waterproof and Lasts Up To 90 Days and Doesn't Wash Off Easily
This ready-to-use gallon of Spider Killer & Repellent Spray features a powerful peppermint formulation that kills and repels spiders more effectively than ultrasonic devices. At 128 fluid ounces, it covers large areas both indoors and out.
The natural peppermint scent masks harsh chemicals while deterring new webs and egg sacs. Users report a significant drop in spider activity around treated zones for weeks.
If you’re looking for a dual-action spray that not only kills but also keeps spiders away, this gallon-sized peppermint formula delivers on both fronts.
Pros
- Dual kill and repellent action
- Large 128-fl oz volume
- Natural peppermint scent
Cons
- Requires frequent reapplication outdoors
- Strong mint aroma indoors
- Not chemical-free
Buying Guide
Active Ingredients and Effectiveness
Look for sprays containing pyrethroids or natural oils like peppermint, depending on your preference for chemical strength versus eco-friendliness. Pyrethroid-based formulas offer fast knockdown and residual barriers, while natural oils provide safer profiles around pets.
Coverage and Container Size
Select a spray size that matches your application needs. Gallon sizes and concentrates are ideal for large properties, while 12–16 oz aerosols are perfect for spot treatments and emergencies.
Application Method
Comfort wands and pump sprayers allow precise application in cracks and crevices without bending or kneeling. Aerosol cans with pinpoint nozzles are convenient for quick sprays but may lack long-range coverage.
Safety and Environmental Impact
Consider pet-safe, low-odor, or biodegradable options if you have kids, pets, or sensitive household members. Always follow label instructions and allow treated areas to dry before re-entry.
Indoor vs Outdoor Use
Check labels for indoor/outdoor approval. Some formulas excel at perimeter treatments, while others are designed for web removal on patios, eaves, and decks.
Frequently Asked Questions
What is the most effective spider spray?
Professional-grade concentrates like MGK Onslaught FastCap and Ortho Home Defense Max generally deliver the strongest residual barriers and broad-spectrum control, making them the most effective for serious infestations.
Are chemical sprays safe around pets?
Many modern sprays are labeled pet-safe once dry. Always read the label, keep pets away during application, and allow the treated area to fully dry before letting animals back in.
How often should I apply spider spray?
Application frequency depends on product type. Residual sprays can last several months, while natural repellents may require weekly or bi-weekly reapplication, especially after rain or cleaning.
Can I use spider spray outdoors?
Yes—most sprays labeled for perimeter or indoor/outdoor use can be applied around foundations, patios, eaves, and other exterior areas to create a barrier against pests.
Conclusion
Choosing the best spider spray depends on your specific needs—whether it’s raw knockdown power, natural ingredients, or large-area coverage. Our top picks offer solutions for every scenario, from professional concentrates to pet-safe peppermint formulas. Evaluate your home environment, target pests, and safety preferences to select the spray that will keep your space spider-free all year round.