10 Best Fungus Gnat Larvae Killer For Indoor Plants of 2026

Last updated on 05/13/2026

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Most Relevant

Best Choice

Organic Insecticide Liquid Concentrate – Plant Spray for Indoor & Outdoor Use – Controls Fungus Gnats, Aphids, Whiteflies, Mealybugs & Spider Mites – Houseplant & Garden Insect Killer, Fast-Acting

Organic Insecticide Liquid Concentrate – Plant Spray for Indoor & Outdoor Use – Controls Fungus Gnats, Aphids, Whiteflies, Mealybugs & Spider Mites – Houseplant & Garden Insect Killer, Fast-Acting

ARBER

Why we love it

Natural solution for pest control.
Boosts health of houseplants.
Safe for family and pets.

Main Highlights

Stop infestations fast: eliminates fungus gnats, aphids, whiteflies, mealybugs and spider mites on contact, then protects leaves so plants bounce back greener and stronger. Use at first signs of pests on houseplants or garden beds.
Powered by organic biologicals in a true liquid concentrate, it penetrates foliage and soil to disrupt pest life cycles while supporting a balanced microbiome—so roots thrive as populations decline without harsh synthetic residues.
Customizable dilution for seedlings, herbs, roses, and shrubs—use lighter mixes for weekly maintenance or stronger ratios for flare-ups. Ideal before moving plants indoors, after repotting, and when quarantining new nursery arrivals.
Made for organic gardening and everyday homes—low-odor, dye-free, and gentle on people, pets, and pollinators when used as directed. Works indoors or outdoors on pots, raised beds, edible gardens, and greenhouse collections.
Simple to mix, easier to trust: add to water, shake, and spray leaves and soil until lightly wet. Use between waterings, before big blooms or harvests, and after nursery runs to keep your plant collection vibrant, resilient, and pest-free.

9.8

Exceptional

9.8

Exceptional

ARBER

Organic Insecticide Liquid Concentrate – Plant Spray for Indoor & Outdoor Use – Controls Fungus Gnats, Aphids, Whiteflies, Mealybugs & Spider Mites – Houseplant & Garden Insect Killer, Fast-Acting

Why we love it

Natural solution for pest control.
Boosts health of houseplants.
Safe for family and pets.

Main Highlights

Stop infestations fast: eliminates fungus gnats, aphids, whiteflies, mealybugs and spider mites on contact, then protects leaves so plants bounce back greener and stronger. Use at first signs of pests on houseplants or garden beds.
Powered by organic biologicals in a true liquid concentrate, it penetrates foliage and soil to disrupt pest life cycles while supporting a balanced microbiome—so roots thrive as populations decline without harsh synthetic residues.
Customizable dilution for seedlings, herbs, roses, and shrubs—use lighter mixes for weekly maintenance or stronger ratios for flare-ups. Ideal before moving plants indoors, after repotting, and when quarantining new nursery arrivals.
Made for organic gardening and everyday homes—low-odor, dye-free, and gentle on people, pets, and pollinators when used as directed. Works indoors or outdoors on pots, raised beds, edible gardens, and greenhouse collections.
Simple to mix, easier to trust: add to water, shake, and spray leaves and soil until lightly wet. Use between waterings, before big blooms or harvests, and after nursery runs to keep your plant collection vibrant, resilient, and pest-free.

Value for Money

Kate's Home & Garden Plant Spray for Insects & Getting Rid of Gnats with 12 Sticky Traps. Fungus Gnat Killer & Bug Spray for Indoor Plants (16oz, Peppermint, Pet Safe, Non Toxic)

Kate's Home & Garden Plant Spray for Insects & Getting Rid of Gnats with 12 Sticky Traps. Fungus Gnat Killer & Bug Spray for Indoor Plants (16oz, Peppermint, Pet Safe, Non Toxic)

Kate's Home & Garden

Why we love it

Natural ingredients ensure safety.
Effective against multiple pests.
Easy to use and apply.

Main Highlights

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 (please contact us if the traps are missing and we will send a replacement)
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 (please contact us if the traps are missing and we will send a replacement)
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 6 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 or if the traps are missing, please contact us for a replacement

Kate's Home & Garden Plant Spray for Insects & Getting Rid of Gnats with 12 Sticky Traps. Fungus Gnat Killer & Bug Spray for Indoor Plants (16oz, Peppermint, Pet Safe, Non Toxic)

Why we love it

Natural ingredients ensure safety.
Effective against multiple pests.
Easy to use and apply.

Main Highlights

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 (please contact us if the traps are missing and we will send a replacement)
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 (please contact us if the traps are missing and we will send a replacement)
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 6 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 or if the traps are missing, please contact us for a replacement

Microbe Life Hydroponics FGX Fungus Gnat Killer, Natural BTi Pest Control for Plants, Indoor Plant Pest Control to Get Rid of Gnats in Houseplants, Safe for Pets & People, 8 Fl Oz

Microbe Life Hydroponics FGX Fungus Gnat Killer, Natural BTi Pest Control for Plants, Indoor Plant Pest Control to Get Rid of Gnats in Houseplants, Safe for Pets & People, 8 Fl Oz

Microbe Life Hydroponics

Why we love it

Natural solution for gnat control.
Safe for pets and people.
Promotes healthy plant growth.

Main Highlights

PEST CONTROL FOR PLANTS: Microbe-Life Hydroponics FGX insecticide is a Fungus Gnat Exterminator that targets larvae with natural Bti; It breaks the gnat lifecycle in soil so adults never emerge; The 100% natural house plant bug killer is safe for plants, pets, and people
GNAT KILLER FOR POTTED PLANTS: Use as a soil drench for potted plants and hydroponics; Ideal for getting rid of gnats in houseplants and gnat control for indoors; FGX insecticide creates a healthy growing environment, supports strong roots, and keeps plants thriving
NATURAL FORMULA: Beneficial microbe Bacillus thuringiensis israelensis targets fungus gnat larvae whenre they feed; The plant gnat killer leaves roots protected and growing strong; It contains no harsh chemicals and is safe around people & pets
HOW TO KILL INDOOR PLANT GNATS: Add 1.5 mL of FGX insecticide (about 30 drops) per gallon of water; Saturate the top 1-2 inches of soil where gnat larvae live; Repeat every 5-7 days for 2-3 weeks; EPA Registered, Made in USA
VERSATILE HOUSEPLANT CARE: FGX insecticide fungus gnat treatment works as an indoor plant soil bug killer and house plant pest control; Protects soil, gardens and hydroponic systems; Enjoy your plants gnat-free with a plant gnats killer that delivers lasting results

Microbe Life Hydroponics

Microbe Life Hydroponics FGX Fungus Gnat Killer, Natural BTi Pest Control for Plants, Indoor Plant Pest Control to Get Rid of Gnats in Houseplants, Safe for Pets & People, 8 Fl Oz

Why we love it

Natural solution for gnat control.
Safe for pets and people.
Promotes healthy plant growth.

Main Highlights

PEST CONTROL FOR PLANTS: Microbe-Life Hydroponics FGX insecticide is a Fungus Gnat Exterminator that targets larvae with natural Bti; It breaks the gnat lifecycle in soil so adults never emerge; The 100% natural house plant bug killer is safe for plants, pets, and people
GNAT KILLER FOR POTTED PLANTS: Use as a soil drench for potted plants and hydroponics; Ideal for getting rid of gnats in houseplants and gnat control for indoors; FGX insecticide creates a healthy growing environment, supports strong roots, and keeps plants thriving
NATURAL FORMULA: Beneficial microbe Bacillus thuringiensis israelensis targets fungus gnat larvae whenre they feed; The plant gnat killer leaves roots protected and growing strong; It contains no harsh chemicals and is safe around people & pets
HOW TO KILL INDOOR PLANT GNATS: Add 1.5 mL of FGX insecticide (about 30 drops) per gallon of water; Saturate the top 1-2 inches of soil where gnat larvae live; Repeat every 5-7 days for 2-3 weeks; EPA Registered, Made in USA
VERSATILE HOUSEPLANT CARE: FGX insecticide fungus gnat treatment works as an indoor plant soil bug killer and house plant pest control; Protects soil, gardens and hydroponic systems; Enjoy your plants gnat-free with a plant gnats killer that delivers lasting results

The Environmental Factor NemaKnights Slow-Release Nematodes - Biological Pest Control for Fungus Gnats, Thrips, & Whiteflies (280g, Treats Up to 50 Planters)

The Environmental Factor NemaKnights Slow-Release Nematodes - Biological Pest Control for Fungus Gnats, Thrips, & Whiteflies (280g, Treats Up to 50 Planters)

The Environmental Factor

12% Off

Why we love it

Effective pest control solution.
Hassle-free application process.
Safe for plants and pets.

Main Highlights

SLOW-RELEASE NEMATODES FOR EFFECTIVE PEST CONTROL – Ready-to-use granular formulation that provides continuous protection against fungus gnats, thrips, whiteflies, and other garden pests.
EASY SHAKEABLE APPLICATION – No mixing required; simply shake the desired amount directly onto the affected area for hassle-free pest control.
SAFE & NATURAL BIOLOGICAL SOLUTION – Non-toxic and environmentally friendly nematodes that target pests without harming beneficial insects, pets, or plants.
VERSATILE USE FOR ALL GROWING ENVIRONMENTS – Ideal for greenhouses, hydroponic systems, gardens, indoor and outdoor potted plants, and even lawn spot treatments.
LONG-LASTING & REAPPLICATION FOR BEST RESULTS – Apply again 10-14 days after the first use to effectively break the pest life cycle and prevent reinfestation.

The Environmental Factor

The Environmental Factor NemaKnights Slow-Release Nematodes - Biological Pest Control for Fungus Gnats, Thrips, & Whiteflies (280g, Treats Up to 50 Planters)

12% Off

Why we love it

Effective pest control solution.
Hassle-free application process.
Safe for plants and pets.

Main Highlights

SLOW-RELEASE NEMATODES FOR EFFECTIVE PEST CONTROL – Ready-to-use granular formulation that provides continuous protection against fungus gnats, thrips, whiteflies, and other garden pests.
EASY SHAKEABLE APPLICATION – No mixing required; simply shake the desired amount directly onto the affected area for hassle-free pest control.
SAFE & NATURAL BIOLOGICAL SOLUTION – Non-toxic and environmentally friendly nematodes that target pests without harming beneficial insects, pets, or plants.
VERSATILE USE FOR ALL GROWING ENVIRONMENTS – Ideal for greenhouses, hydroponic systems, gardens, indoor and outdoor potted plants, and even lawn spot treatments.
LONG-LASTING & REAPPLICATION FOR BEST RESULTS – Apply again 10-14 days after the first use to effectively break the pest life cycle and prevent reinfestation.

Natural Gnat Spray for Plants (10oz Fine Mist Sprayer) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Refillable - Smart Grower

Natural Gnat Spray for Plants (10oz Fine Mist Sprayer) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Refillable - Smart Grower

Smart Grower

Why we love it

Multi-oil formula kills gnats.
Fine mist for even coverage.
Plant-based, no harsh chemicals.

Main Highlights

KILLS GNATS ON CONTACT WITH 4-OIL ESSENTIAL BLEND** — Our gnat spray for indoor plants combines Rosemary, Peppermint, Cedarwood, and Geraniol oils to target fungus gnats, their eggs, and larvae on contact. Unlike single-oil sprays, our multi-oil formula attacks gnats at every life stage so they don't come back. Shake well, spray leaves and soil, and watch your gnat problem disappear.
PREMIUM REFILLABLE FINE MIST SPRAYER FOR PRECISE, EVEN COVERAGE** — The 10oz bottle features a professional Fine Mist mist nozzle that delivers a gentle, uniform spray across leaves and soil without drenching your plants. Perfect for reaching undersides of leaves, tight spaces between stems, and topsoil where fungus gnat larvae hide. No messy runoff, no wasted product — just targeted gnat control.
100% PLANT-BASED, NO HARSH CHEMICALS** — Formulated with only natural essential oils and plant-derived ingredients. Contains zero pyrethrins, zero synthetic pesticides, and zero artificial fragrances. Safe to use around your home, kids, and pets when used as directed. Leaves behind a pleasant herbal scent — not a chemical one.
READY TO USE — JUST SHAKE & SPRAY** — No mixing, no measuring, no diluting concentrate. Our RTU gnat killer comes pre-mixed at the perfect concentration so you can start treating your plants the moment it arrives. Spray topsoil and foliage once a week or as needed to break the gnat lifecycle and keep plants gnat-free.
WORKS ON HOUSEPLANTS, HERBS & GARDEN PLANTS** — Whether you're battling fungus gnats in your pothos, fiddle leaf fig, herb garden, or outdoor container plants, Smart Grower Gnat Spray is gentle enough for delicate houseplants yet effective enough for serious infestations. Pro Tip: Always test spray on 1–2 leaves and wait 24 hours before full application.

Natural Gnat Spray for Plants (10oz Fine Mist Sprayer) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Refillable - Smart Grower

Why we love it

Multi-oil formula kills gnats.
Fine mist for even coverage.
Plant-based, no harsh chemicals.

Main Highlights

KILLS GNATS ON CONTACT WITH 4-OIL ESSENTIAL BLEND** — Our gnat spray for indoor plants combines Rosemary, Peppermint, Cedarwood, and Geraniol oils to target fungus gnats, their eggs, and larvae on contact. Unlike single-oil sprays, our multi-oil formula attacks gnats at every life stage so they don't come back. Shake well, spray leaves and soil, and watch your gnat problem disappear.
PREMIUM REFILLABLE FINE MIST SPRAYER FOR PRECISE, EVEN COVERAGE** — The 10oz bottle features a professional Fine Mist mist nozzle that delivers a gentle, uniform spray across leaves and soil without drenching your plants. Perfect for reaching undersides of leaves, tight spaces between stems, and topsoil where fungus gnat larvae hide. No messy runoff, no wasted product — just targeted gnat control.
100% PLANT-BASED, NO HARSH CHEMICALS** — Formulated with only natural essential oils and plant-derived ingredients. Contains zero pyrethrins, zero synthetic pesticides, and zero artificial fragrances. Safe to use around your home, kids, and pets when used as directed. Leaves behind a pleasant herbal scent — not a chemical one.
READY TO USE — JUST SHAKE & SPRAY** — No mixing, no measuring, no diluting concentrate. Our RTU gnat killer comes pre-mixed at the perfect concentration so you can start treating your plants the moment it arrives. Spray topsoil and foliage once a week or as needed to break the gnat lifecycle and keep plants gnat-free.
WORKS ON HOUSEPLANTS, HERBS & GARDEN PLANTS** — Whether you're battling fungus gnats in your pothos, fiddle leaf fig, herb garden, or outdoor container plants, Smart Grower Gnat Spray is gentle enough for delicate houseplants yet effective enough for serious infestations. Pro Tip: Always test spray on 1–2 leaves and wait 24 hours before full application.

Mighty Mint Peppermint Oil Plant Protection Spray – Insect & Pest Control for Gnats, Spider Mites & Aphids – Plant-Based, Easy-to-Use - 16 oz

Mighty Mint Peppermint Oil Plant Protection Spray – Insect & Pest Control for Gnats, Spider Mites & Aphids – Plant-Based, Easy-to-Use - 16 oz

Mighty Mint

10% OffLimited time deal

Why we love it

Easy to apply and clean.
Safe for people and pets.
Powerful plant-based ingredients.

Main Highlights

Plant-Based Pest Protection: Helps protect plants from common pests including gnats, spider mites, aphids, fungus issues, and other plant-damaging insects using plant-based ingredients.
Peppermint Oil Formula: Made with peppermint oil to help deter pests and support healthier plants without harsh chemical treatments.
Safe When Used as Directed: Designed to be safe for use around people and pets when applied according to directions.
Easy Spray Application: Ready-to-use spray provides quick, even coverage with minimal mess and easy cleanup.
Indoor & Outdoor Plant Use: Suitable for houseplants, gardens, greenhouses, and outdoor plants to help maintain healthy plant growth.

Mighty Mint Peppermint Oil Plant Protection Spray – Insect & Pest Control for Gnats, Spider Mites & Aphids – Plant-Based, Easy-to-Use - 16 oz

10% OffLimited time deal

Why we love it

Easy to apply and clean.
Safe for people and pets.
Powerful plant-based ingredients.

Main Highlights

Plant-Based Pest Protection: Helps protect plants from common pests including gnats, spider mites, aphids, fungus issues, and other plant-damaging insects using plant-based ingredients.
Peppermint Oil Formula: Made with peppermint oil to help deter pests and support healthier plants without harsh chemical treatments.
Safe When Used as Directed: Designed to be safe for use around people and pets when applied according to directions.
Easy Spray Application: Ready-to-use spray provides quick, even coverage with minimal mess and easy cleanup.
Indoor & Outdoor Plant Use: Suitable for houseplants, gardens, greenhouses, and outdoor plants to help maintain healthy plant growth.

Magic Gardener Fungus Gnat Killer - 4oz

Magic Gardener

Why we love it

Natural Bt targets soil larvae.
Granular, easy soil application.
Safe for herbs and pets.

Main Highlights

Uses natural Bacillus thuringiensis to specifically target and eliminate fungus gnat larvae in the soil.
Designed as a granular formula for easy and precise soil application, reaching larvae at the root zone.
Ideal for use on herbs, tropicals, and other houseplants, with minimal risk to plants, pets, and people.
A natural, chemical-free alternative for pest control that promotes a healthy indoor environment.
Interrupts the life cycle at the soil level, reducing adult fungus gnat populations and preventing recurring problems.

Magic Gardener Fungus Gnat Killer - 4oz

Why we love it

Natural Bt targets soil larvae.
Granular, easy soil application.
Safe for herbs and pets.

Main Highlights

Uses natural Bacillus thuringiensis to specifically target and eliminate fungus gnat larvae in the soil.
Designed as a granular formula for easy and precise soil application, reaching larvae at the root zone.
Ideal for use on herbs, tropicals, and other houseplants, with minimal risk to plants, pets, and people.
A natural, chemical-free alternative for pest control that promotes a healthy indoor environment.
Interrupts the life cycle at the soil level, reducing adult fungus gnat populations and preventing recurring problems.

Eco Defense Gnat Spray for Indoor Plants – Fungus Gnat Killer & Houseplant Insect Control – Plant-Based Bug Spray for Houseplants & Indoor Gardening

Eco Defense Gnat Spray for Indoor Plants – Fungus Gnat Killer & Houseplant Insect Control – Plant-Based Bug Spray for Houseplants & Indoor Gardening

Eco Defense

17% Off

Why we love it

Trusted performance for gnat control.
Natural ingredients ensure safer use.
Gentle on plants, effective solution.

Main Highlights

TRUSTED PERFORMANCE, LAB-TESTED RESULTS – Lab-tested for proven results, this gnat killer indoor spray helps get rid of gnat infestations fast. Safe for everyday use and trusted by plant owners who expect real results.
NATURAL INGREDIENTS, CLEANER LIVING – Made with high-quality essential oils, this gnat spray for indoor plants smells fresh—not harsh. Safe around pets and kids when used as directed, with peace of mind in every spray.
GENTLE ON PLANTS. TOUGH ON GNATS – Designed for daily indoor plant care, our formula helps with getting rid of gnats in plants without harming roots or leaves—clean, confident protection you can rely on.
GETTING RID OF GNATS IN PLANTS—MADE SIMPLE – Just shake and spray. Our fast-acting formula starts working on contact to control fungus gnats, fruit fly, and even acts as a spider mite killer for indoor plants.
DESIGNED FOR CONSISTENT RESULTS, SPRAY AFTER SPRAY – Our upgraded bottle mists evenly with every use. No clogs, no leaks—just reliable gnat control and elevated plant care, exactly when you need it.

Eco Defense Gnat Spray for Indoor Plants – Fungus Gnat Killer & Houseplant Insect Control – Plant-Based Bug Spray for Houseplants & Indoor Gardening

17% Off

Why we love it

Trusted performance for gnat control.
Natural ingredients ensure safer use.
Gentle on plants, effective solution.

Main Highlights

TRUSTED PERFORMANCE, LAB-TESTED RESULTS – Lab-tested for proven results, this gnat killer indoor spray helps get rid of gnat infestations fast. Safe for everyday use and trusted by plant owners who expect real results.
NATURAL INGREDIENTS, CLEANER LIVING – Made with high-quality essential oils, this gnat spray for indoor plants smells fresh—not harsh. Safe around pets and kids when used as directed, with peace of mind in every spray.
GENTLE ON PLANTS. TOUGH ON GNATS – Designed for daily indoor plant care, our formula helps with getting rid of gnats in plants without harming roots or leaves—clean, confident protection you can rely on.
GETTING RID OF GNATS IN PLANTS—MADE SIMPLE – Just shake and spray. Our fast-acting formula starts working on contact to control fungus gnats, fruit fly, and even acts as a spider mite killer for indoor plants.
DESIGNED FOR CONSISTENT RESULTS, SPRAY AFTER SPRAY – Our upgraded bottle mists evenly with every use. No clogs, no leaks—just reliable gnat control and elevated plant care, exactly when you need it.

Root Cleaner - Soil Gnat, Fungus and Pathogen Killer (8 Ounce)

Central Coast Garden Products

Why we love it

Kills pests on contact.
Effective against root rot.
All-natural, easy to use.

Main Highlights

Kills soil gnats & larvae on contact! Effective against thrips, nematodes & more
Effective against soil fungi and pathogens like pythium that cause root rot & damping off
All-natural concentrate for use from start to harvest: no gloves, respirator or suiting up required
Kills pests and their eggs! No product "stacking" required; pests can't build immunity to it
Use on broad mites - they mate in the root zone

Central Coast Garden Products

Root Cleaner - Soil Gnat, Fungus and Pathogen Killer (8 Ounce)

Why we love it

Kills pests on contact.
Effective against root rot.
All-natural, easy to use.

Main Highlights

Kills soil gnats & larvae on contact! Effective against thrips, nematodes & more
Effective against soil fungi and pathogens like pythium that cause root rot & damping off
All-natural concentrate for use from start to harvest: no gloves, respirator or suiting up required
Kills pests and their eggs! No product "stacking" required; pests can't build immunity to it
Use on broad mites - they mate in the root zone

Natural Gnat Spray for Plants (16oz) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Houseplant Insect Control - Smart Grower

Natural Gnat Spray for Plants (16oz) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Houseplant Insect Control - Smart Grower

Smart Grower

Why we love it

Kills gnats on contact.
Precise spray for even coverage.
Plant based and safe formula.

Main Highlights

KILLS GNATS ON CONTACT WITH 4-OIL ESSENTIAL BLEND** — Our gnat spray for indoor plants combines Rosemary, Peppermint, Cedarwood, and Geraniol oils to target fungus gnats, their eggs, and larvae on contact. Unlike single-oil sprays, our multi-oil formula attacks gnats at every life stage so they don't come back. Shake well, spray leaves and soil, and watch your gnat problem disappear.
EASY SPRAY NOZZLE FOR PRECISE, EVEN COVERAGE** — The 16oz bottle features a professional mist nozzle that delivers a gentle, uniform spray across leaves and soil without drenching your plants. Perfect for reaching undersides of leaves, tight spaces between stems, and topsoil where fungus gnat larvae hide. No messy runoff, no wasted product — just targeted gnat control.
100% PLANT-BASED, NO HARSH CHEMICALS** — Formulated with only natural essential oils and plant-derived ingredients. Contains zero pyrethrins, zero synthetic pesticides, and zero artificial fragrances. Safe to use around your home, kids, and pets when used as directed. Leaves behind a pleasant herbal scent — not a chemical one.
READY TO USE — JUST SHAKE & SPRAY** — No mixing, no measuring, no diluting concentrate. Our RTU gnat killer comes pre-mixed at the perfect concentration so you can start treating your plants the moment it arrives. Spray topsoil and foliage once a week or as needed to break the gnat lifecycle and keep plants gnat-free.
WORKS ON HOUSEPLANTS, HERBS & GARDEN PLANTS** — Whether you're battling fungus gnats in your pothos, fiddle leaf fig, herb garden, or outdoor container plants, Smart Grower Gnat Spray is gentle enough for delicate houseplants yet effective enough for serious infestations. Pro Tip: Always test spray on 1–2 leaves and wait 24 hours before full application.

Natural Gnat Spray for Plants (16oz) – Fungus Gnat Killer for Indoor Plants – Essential Oil Plant Bug Spray – Ready to Use – Pet and Family Friendly, Houseplant Insect Control - Smart Grower

Why we love it

Kills gnats on contact.
Precise spray for even coverage.
Plant based and safe formula.

Main Highlights

KILLS GNATS ON CONTACT WITH 4-OIL ESSENTIAL BLEND** — Our gnat spray for indoor plants combines Rosemary, Peppermint, Cedarwood, and Geraniol oils to target fungus gnats, their eggs, and larvae on contact. Unlike single-oil sprays, our multi-oil formula attacks gnats at every life stage so they don't come back. Shake well, spray leaves and soil, and watch your gnat problem disappear.
EASY SPRAY NOZZLE FOR PRECISE, EVEN COVERAGE** — The 16oz bottle features a professional mist nozzle that delivers a gentle, uniform spray across leaves and soil without drenching your plants. Perfect for reaching undersides of leaves, tight spaces between stems, and topsoil where fungus gnat larvae hide. No messy runoff, no wasted product — just targeted gnat control.
100% PLANT-BASED, NO HARSH CHEMICALS** — Formulated with only natural essential oils and plant-derived ingredients. Contains zero pyrethrins, zero synthetic pesticides, and zero artificial fragrances. Safe to use around your home, kids, and pets when used as directed. Leaves behind a pleasant herbal scent — not a chemical one.
READY TO USE — JUST SHAKE & SPRAY** — No mixing, no measuring, no diluting concentrate. Our RTU gnat killer comes pre-mixed at the perfect concentration so you can start treating your plants the moment it arrives. Spray topsoil and foliage once a week or as needed to break the gnat lifecycle and keep plants gnat-free.
WORKS ON HOUSEPLANTS, HERBS & GARDEN PLANTS** — Whether you're battling fungus gnats in your pothos, fiddle leaf fig, herb garden, or outdoor container plants, Smart Grower Gnat Spray is gentle enough for delicate houseplants yet effective enough for serious infestations. Pro Tip: Always test spray on 1–2 leaves and wait 24 hours before full application.