Best Bug Spray For Gnats Indoors

Peter | 16-10-2025

With so many Best Bug Spray For Gnats Indoors brands on the market – from big names like STEM,ZEVO,Raid,Kate’s Home & Garden to smaller companies – finding the right product can be a real challenge. But we’re here to make your search easier.

We carefully researched and tested a vast range of Best Bug Spray For Gnats Indoors to help you discover the top contenders that match different needs and preferences. Altogether, we spent over 100 hours evaluating numerous products first-hand.

Our #1 best Best Bug Spray For Gnats Indoors is STEM Best Bug Spray For Gnats Indoors, based on its stellar performance across all our tests. Below you’ll find more of our top-rated recommendations for great Best Bug Spray For Gnats Indoors options currently available. Make sure to check out our buying guide too – it’s full of expert advice for choosing a Best Bug Spray For Gnats Indoors tailored to exactly what you’re looking for. With our help guiding your decision, finding your perfect fit will be a breeze!

Editor's Choice
Raid Flying Insect Killer 7, Insecticide Spray with Outdoor Fresh Scent, 18 fl oz
Raid Flying Insect Killer 7, Insecticide Spray with Outdoor Fresh Scent, 18 fl oz
Premium Pick
Raid Essentials Fly, Gnat, and Mosquito Killer Aerosol Spray, Safe for Use Around Children and Pets,
Raid Essentials Fly, Gnat, and Mosquito Killer Aerosol Spray, Safe for Use Around Children and Pets,
Budget Pick
Zevo Flying Insect Bug Spray: Aerosol Spray Kills Fruit Flies, Gnats, Mosquitoes and Moths - for
Zevo Flying Insect Bug Spray: Aerosol Spray Kills Fruit Flies, Gnats, Mosquitoes and Moths - for

Top 10 Best Bug Spray For Gnats Indoors

We researched and compared the top products in the Best Bug Spray For Gnats Indoors category to provide you with these recommendations.

1. STEM Kills Flies, Mosquitoes and Gnats: plant-based active ingredient bug spray, botanical

  • Use on flies, mosquitoes and gnats
  • Plant-based active ingredient spray safe for use around kids and pets (when used as directed)
  • Entomologist tested and made with botanical extracts; with fresh scent and no added dye, fragrance, or harsh chemical odors
  • For indoor and outdoor use, wherever bugs try to bother you
  • Rooted in Nature, Optimized by Science

2. Zevo Flying Insect Bug Spray: Aerosol Spray Kills Fruit Flies, Gnats, Mosquitoes and Moths - for

  • Specially formulated to kill flying insects including fruit flies, gnats, house flies, drain flies, mosquitoes, and moths.
  • Safe for use around people and pets when used as directed.
  • Uses a Powerful Blend of Mint and Rosemary to Kill Bugs on Contact.
  • Improved formula goes from kill on contact and cleans up what bugs leave behind.
  • Includes 2 spray bottles

3. Raid Essentials Fly, Gnat, and Mosquito Killer Aerosol Spray, Safe for Use Around Children and Pets,

  • Introducing Raid Essentials Flying Insect Killer that is safe* to use around kids and pets (*When used as directed)
  • Raid Essentials is made with essential oils, and is specifically designed with plant-based ingredients to kill bugs
  • Deals with house flies, bottle flies, fruit flies, gnats, moths, and mosquitoes.
  • Ideal for use all around your home (always follow use instructions); aluminum can will not rust, and features a locking cap for safety

4. Raid Essentials Multi-Insect Killer Spray Bottle, Child and Pet Safe, for Indoor Use, Lemongrass

  • Safe for use around children & pets, when used as directed
  • Essential oils quickly kill insects with a refreshing scent
  • For use around the home
  • Kills Insects: Roaches (such as German Roaches and American Roaches), Ants (such as Pharaoh Ants, Carpenter Ants, and Argentine Ants), Houseflies, Mosquitos, Confused Flour Beetle, Black Carpet Beetle, and Rice Weevils.

5. Zevo Flying Insect Bug Spray: Aerosol Spray Kills Fruit Flies, Gnats, Mosquitoes and Moths - for

  • Specially formulated to kill flying insects including fruit flies, gnats, house flies, drain flies, mosquitoes, and moths.
  • Safe for use around people and pets when used as directed.
  • Uses a Powerful Blend of Mint and Rosemary to Kill Bugs on Contact.
  • Improved formula goes from kill on contact and cleans up what bugs leave behind.
  • Includes 3 spray bottles

6. Kate's Home & Garden Plant Spray for Insects & Getting Rid of Gnats with 12 Sticky Traps. Fungus

Kate's Home & Garden Plant Spray for Insects & Getting Rid of Gnats with 12 Sticky Traps. Fungus
9.5

Kate's Home & Garden

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  • GNAT CONTROL FOR INDOOR PLANTS: This bundle includes our natural plant bug spray and 12 gnat sticky traps for plants; this powerful gnat spray for indoor plants kills fungus gnats, spider mites, and fruit flies; use it with our sticky traps for enhanced pest control, ensuring thorough coverage and effective elimination of bugs and pests in your home and garden; it's the perfect solution for getting rid of fruit fly and fungus gnats
  • GNAT SPRAY FOR INDOOR PLANTS: This gnat spray is effective for getting rid of gnats in plants; ideal use as an outdoor or indoor plant bug spray for insects to control and eliminate pests
  • FUNGUS GNAT KILLER INDOOR: Made with natural ingredients in the USA; our indoor insect & pest control spray for killing gnats contains peppermint and rosemary oil, a natural and safe solution that works just as well as neem oil spray for houseplant insect control, indoor plants and outdoor gardens
  • NON-TOXIC PLANT GNAT TREATMENT: This peppermint oil spray for bugs is safe for use around children and pets when used as directed; it effectively repels flying pests, small mites, and get rid of gnat infestation, keeping your plants and home pest-free
  • EASY TO USE PLANT BUG SPRAY: Shake the plant spray bottle well before use; test spray on 1-2 leaves and wait 2 hours before spraying the entire plant, avoiding new leaf growth; apply liberally on soil to target pests, eggs, and larvae; for best results, use this gnat killer for indoor plants & outdoor gardens once a week or as needed; this 16oz peppermint spray for plant insects has up to 1,500 sprays; if the sprayer is broken, please contact us for a replacement

7. Plant Spray Bottle for Insects (16oz) by Kate's Garden. Garden Plant Care Peppermint Oil Spray for

Plant Spray Bottle for Insects (16oz) by Kate's Garden. Garden Plant Care Peppermint Oil Spray for
7.7

Kate's Garden

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  • PLANT CARE SPRAY WITH ESSENTIAL OILS: Our Plant Spray is a mixture of peppermint, rosemary, and citronella oils. The combination is well-known for its insect-control abilities; it enables this pesticide for indoor plants to kill spider mites and fungus gnats quickly.
  • INDOOR & OUTDOOR PLANT PEST CONTROL: Use our Plant Spray to protect your indoor and outdoor plants from pests including spider mites, fruit flies, mosquitoes, and fruit gnats. Simply spritz the leaves and stems of plants to control and repel insects.
  • SAFE GARDENING: Our Plant Spray is gentle on plants and safe to use around people and pets. Use this spray in your garden, greenhouse, or home. You can be confident that no hazardous chemicals will linger - just a fresh peppermint oil scent!
  • NATURAL INGREDIENTS: Made with natural ingredients in the USA. A refreshing and pleasant scent to keep your house plants and garden insect and bug-free. This 16oz peppermint spray for plant insects has up to 2,000 sprays.
  • NATURALLY EFFECTIVE. Protect against spider mites, fungus gnats, and plant insects. Using our non-harsh peppermint oil spray formula, it is cruelty-free, biodegradable with natural ingredients. This product is made in the USA.

8. STEM Multi Insect Killer, 12 OZ

  • Use on ants, roaches, and flies
  • Plant-based active ingredient spray safe for use around kids and pets (when used as directed)
  • Entomologist tested and made with botanical extracts; with fresh scent and no added dye, fragrance, or harsh chemical odors
  • For indoor and outdoor use, wherever bugs try to bother you
  • Rooted in Nature, Optimized by Science

9. BioAdvanced Houseplant Insect & Mite Control, Ready-to-Use, 24 oz

BioAdvanced Houseplant Insect & Mite Control, Ready-to-Use, 24 oz
8.7

Bioadvanced

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  • KILLS ON CONTACT: Contact killer for listed insects, such as Aphids, Fungus Gnats, Whiteflies, Lace Bugs and more
  • CONTROLS DISEASES: Protects your houseplants from a wide range of fungal diseases such as Powdery Mildew, Leaf Spot, Rust and more
  • KILLS MITES: Kills mites, including Spider Mites. Thoroughly spray all areas of the plant, especially new shoots and underside of leaves. Pests need to be contacted by the spray or dried residue to be controlled
  • USE INDOORS & OUTDOORS: Use to protect houseplants indoors and outdoors. It is also safe to use on flowers and herbs

10. Raid Flying Insect Killer 7, Insecticide Spray with Outdoor Fresh Scent, 18 fl oz

  • Fast-acting flying bug killer spray that eliminates insects on contact
  • Outdoor and indoor insect killer that will keeps your household free of listed pests
  • Insecticide kills beetles, flies, hornets, mosquitoes, gnats, moths, wasps & yellow jackets
  • Insect killer spray leaves behind a pleasant Outdoor Fresh scent
  • Spray house fly killer directly at insects and keep 3 feet from walls, fabrics, and furniture
  • Attacking bugs has never been easier with this wasp, mosquito, and hornet killer

Peter

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