Top 10 Fungicide Spray for Indoor Plants – Garden Fertilizers

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1. Bonide


Bonide BND883, Fungal Disease Control, Fung-onil Multi-Purpose Ready to Use Fungicide 32 oz.

Bonide #ad - Plant protection - designed for use on a variety of plants, onions, geraniums, eucalyptus, maple trees, daisies, corn, tomatoes, potatoes, such as beans, azaleas, roses and many more.

The spray nozzle makes this product easy to deploy. Controls disease - protects your garden against black spot, botrytis blights, anthracnose, powdery mildews, rusts, scab and many more diseases. Much like sulfur and copper, it is one of the most commonly used fungicides in the United States. Ready to use - this product is conveniently ready to use when it arrives. Contains chlorothalonil - the active ingredient listed is Chlorothalonil, which is a compound mainly used as a broad spectrum fungicide. Broad spectrum fungicide - fung-onil Multi-Purpose Fungicide is highly effective for the control of a broad spectrum of vegetable, fruit, and ornamental plant diseases. No mixing or pouring required.
BrandBonide #ad
ManufacturerArett Sales - LG #ad
Height12 Inches
Length3 Inches
Weight2 Pounds
Width2 Inches
Part Number883
WarrantyDISCLAIMER OF EXPRESSED AND IMPLIED WARRANTIES: Buyer assumes all risks of use, storage and handling of this material not in strict accordance with directions given herewith.

2. Grower's Ally


Grower's Ally Fungicide | 24 fl. oz. Ready-to-Use | Safe Fungicide and Bactericide for Plants | OMRI Listed

Grower's Ally #ad - Zero pollutants – formulated with food-grade citric-acid, our formula is fiFRA 25b exempt and OMRI Listed for use in organic gardening. Maximize yields – grow healthier plants with grower’s Ally Fungicide spray. Recommended by cultivators – our foliar spray is trusted by large scale growers and suitable for use in all grow environments and cultivation facilities: indoor, greenhouse, outdoor, hydroponic.

Our natural fungicide and bactericide for plants kills and prevents common plant pathogens, including powdery mildew. Grower’s ally tests clean and contains no residual solvents, no synthetic pesticides and no heavy metals. It reduces bacterial growth yet is gentle on plant tissue. Harvest same day – grower’s ally disease control for plants can be safely applied through all stages of plant growth, from clones through the flowering cycle when many problems occur.

Kills and prevents powdery mildew – our broad-spectrum citric acid fungicide is an effective natural disinfectant. When this plant disease control spray is used as a preventative treatment, citric acid forms a protective barrier on the surface of the leaves to inhibit pathogen development.
BrandGrower's Ally #ad



Natural Fungicide Insecticide Spray Pest Control, BOTANOHEALTH Botano Health, for Outdoor Organic Gardening and Indoor Plants 8.5oz, Bio-Pesticide

BOTANOHEALTH #ad - Organic gardening and farming: bhb can be used up to the day of harvest and post-harvest. Synergistic with neem oil for plants, animals, increasing neem oil efficacy by over 40%! BHB is non-toxic, safe for people, and plants. We offer 3 convenient container size options to get you started so you can choose the right fit for you.

Multi-use : for indoor plants and outdoor plants, indoor hydroponics, Fruit trees, vegetables, Houseplants, flowers, Greenhouses, and more. Easy to use : simply select your required dose and spray your plants thoroughly to achieve good coverage. Natural unique patent : bh-b spray for plants uses a unique patented combination of natural ingredients that are highly effective and non-phytotoxic. Bhb shield technology creates a protective barrier around your crops to safeguard and prevent future infestations.

Bhb is plant-based and all-natural ingredients and is extraction of essential oil. Bhb is all-natural insecticide & fungicide for plants. 2-in-1 protection: organic fungicide, black spots, blight, gnats, bugs, organic insecticide DISEASE & INSECT CONTROL: Botrytis, downy mildew, fusarium, powdery mildew, Root Aphids, Spider Mites and many more. Use with sprayer or fogger: bh-b is suitable for use by sprayer or fogger.
ManufacturerBotano Health #ad
Height2.5 Inches
Length6 Inches
Width2.5 Inches
Part NumberBH-B 8.5oz
ModelBH-B 8.5oz



Makes 22 Bottles, Neem Oil + Azadirachtin & More, Spray for Outdoor Gardening & Indoor Plants, Concentrate 8 fl. oz, Fungicide, Organic Pest Control for Plants, DEBUG, Insecticide, Miticide

DEBUG #ad - Please note - we are not yet approved for sale in CA and ME. Works against 200+ pests & powdery mildew, houseplants, trees & fungal diseases - controls aphids, roses, Caterpillars, Japanese Beetles, Spider-mites, Leafminers, Grubs, flowers, beetles, vegetables, Rust.

Adhere to directions and exercise care in dosage & frequency for best results. Lasts the entire season - just 1 bottle of our premium concentrate is powerful enough to last the entire season: equivalent to 22 bottles of spray! Free 24 oz. For organic gardening - natural alternative to conventional pesticide sprays - can be used up until the day of harvest. Stronger than neem oil alone - multiple active ingredients including several naturally occurring triterpenoids in addition to quality cold-pressed Neem oil & pure Azadirachtin that boost its effectiveness versus cheaper alternatives.

We advise to start spray at a dilution rate of 075% testing a small portion of plant for leaf burn before use on the entire plant. Debug turbo is epa registered, OMRI-listed and USDA-approved for organic gardening. Field tested & farmer approved - our premium formulation has been used by several of America's largest organic farms for over 15 years. Ideal for fruits, black spot, Whiteflies, hemp, Mites & several other plants. Re-usable spray bottle included.
BrandDEBUG #ad
ManufacturerAgro Logistic Systems, Inc. #ad
Height4 Inches
Length12 Inches
Weight0.75 Pounds
Width4 Inches
WarrantyIt is the manufacturer’s intention that the buyer assumes risk of use, storage, or handling of this material not in strict accordance with directions given herein.

5. Humboldts Secret


Humboldts Secret Flower Shield – Powerful Insecticide – Pesticide – Miticide – Fungicide – Bug Spray – Spider Spray – Plant and Flower Protection – Healthy Treatment for Pests and Fungus 2 Ounce

Humboldts Secret #ad - Weekly applications will create an environment that is lethal to pests and fungal spores, but not your plants. Insects cannot become immune to the ingredients found in Flower Shield. Exempt from epa registration: humboldts secret takes pride in creating products for your plants.

Controls powdery mildew: our formula contains effective ingredients that control and prevent naturally without harming or affecting the environment of your plants in any way. Works on contact, no immunity buildup: flower Shield is an insecticide, fungicide, and miticide that works on contact and does not allow immunity buildup. You’ll be pleased to know that flower Shield is made from products exempt from EPA registration under minimum risk pesticides according to FIFRA 25b.

Insecticide, pesticide & miticide: our flower shield formula will kill mites, their eggs, and soft-bodied insects while also controlling powdery mildew. Pest management: flower shield by Humboldts Secret is a pest management alternative that works as both a preventative and knock-down treatment for pests and fungus.
BrandHumboldts Secret #ad
ManufacturerHumboldts Secret #ad

6. Trifecta


Miticide, Help Defeat Spider Mites, Botrytis and Mold on Plants 32 OZ Size, Fungicide, Insecticide, Powdery Mildew, Trifecta Crop Control Ready to Use Maximum Strength Natural Pesticide

Trifecta #ad - Test spray a few leaves full application*. Easy solution to help beat mildew, mites, and mold - crop control is the natural growers' choice to help protect and cure Powdery Mildew, grey mold, Aphids, Botrytis, Broad Mites, russet mites, spider mites, fungal and parasitic species on plants. Farmer recommended - unique blend of food-grade premium essential oils including garlic, thyme, clove and peppermint oils broken down to NANO-SIZE particles for MAXIMUM COVERAGE.

Safe for use on most plants - use for most crops including fruits, roses, flowers, succulents, houseplants, mold, spices, ornamentals and more. With your trifecta crop control purchase, you are protected by Amazon's money-back guarantee all terms apply so you can order now with CONFIDENCE. Maximum strength ready to use spray - no mixing required. Crop control is made with natural food-grade ingredients so you can feel good about what you are putting on your plants and the planet.

Trifecta crop control Ready To Use is diluted at maximum strength 2oz per gallon ratio. Simply point and spray and thoroughly wet the plants until foliage is dripping including the underside of the leaves and the surface of the growing medium. Guaranteed to work for you - we are totally confident that trifecta crop control will work for you, as it has for thousands of other growers. Save time and money with this quick and easy solution to mildew, shrubs, trees, herbs, vegetables, and fungus.
BrandTrifecta #ad
ManufacturerTrifecta #ad

7. Bonide


Bonide 775 Copper Fungicide Rtu Natural 1 Qt

Bonide #ad - Comes in an easy-to-use bottle. 32 oz. Ready to Use, Copper Fungicide. Copper sulfate 7. 0% for controlling early, downy mildew, anthracnose, leaf spots, and late blight, and certain other fungal diseases. Formula will not burn plants. Contains copper octanoate, which is a Copper salt combined with a naturally occurring fatty acid.
BrandBonide #ad
ManufacturerBonide #ad
Height12 Inches
Length4.75 Inches
Weight2.5 Pounds
Width2.5 Inches
Part Number775
WarrantyDISCLAIMER OF EXPRESSED AND IMPLIED WARRANTIES: Buyer assumes all risks of use, storage and handling of this material not in strict accordance with directions given herewith.

8. Dr. Earth


Dr. Earth 8007 Ready to Use Disease Control Fungicide, 24-Ounce

Dr. Earth #ad - This product contents 24 ounces. Size. 100% organic and natural crafted blend. Controls powdery mildew, leaf blotch, dollar spot, peach leaf curl, scab, shot hole, black spot, rust, brown rot and other plant diseases. This product contents 24 ounces. Available in a 24 oz. Ready to use disease control fungicide. Provides continuous feed for several weeks. Coverage of plant's foliage necessary for maximum control.
BrandDr. Earth #ad
ManufacturerDr. Earth #ad
Height4 Inches
Length2 Inches
Weight1.8 Pounds
Width11 Inches
Part Number8007

9. Bonide


Bonide 811 Copper 4E Fungicide 16oz 473ML

Bonide #ad - This natural fungicide is designed to be safely used around people and pets. Protection for plants - designed for use on listed vegetables, herbs, roses, fruits, nuts, ornamentals and turf.

Controls plant diseases - liquid copper Fungicide helps control powdery mildew, downy mildew, rust, black spot, peach leaf curl, and many other listed diseases. Contains copper - the active ingredient of liquid copper is copper octanoate, or copper soap. Copper is a naturally occurring chemical which makes it a great option for use on all of your plants. Carefully read and use, according to label directions. Easy to apply - product instantly mixes with water and should be applied using either a hose-end sprayer or tank sprayer. Organic gardening - approved and suitable for all of your organic gardening needs. It can even be used up to the day of harvest.
BrandBonide #ad
ManufacturerBFG Supply #ad
Height1 Inches
Length1 Inches
Weight1 Pounds
Width1 Inches
Part Number811

10. Scotts


Fungus Control, Treats up to 5,000 sq. ft., Fast Acting, 10 lb., Scotts DiseaseEx Lawn Fungicide

Scotts #ad - Don't let brown spots or mildew block your path to a beautiful yard; Scotts DiseaseEx Lawn Fungicide is a fast-acting formula that stops and prevents 26 common lawn-blemishing diseases. Cures 26 lawn disease types: offers broad spectrum disease prevention and control against Brown Patch, Necrotic Ring Spot, Stem and Stripe Rust, Powdery Mildew, Red Thread, Summer Patch, Yellow Patch and more listed diseases.

Bag can treat up to 5, 000 sq. Fast acting: starts working in 24 hours of treatment; the systemic fungicide formula controls common broad spectrum diseases for up to 4 weeks.

Ft. People and pets may re-enter treated area after application. Prevents and controls: this lawn fungus treatment is preventative when used on lawns to control brown spots and rings before they appear, and curative when applied on lawns showing signs of disease. Use with confidence: apply this lawn fungus control with a Scotts spreader at a uniform coverage; a 10 lb.
BrandScotts #ad
ManufacturerScotts #ad
Height9.5 Inches
Length2.5 Inches
Weight7 Pounds
Width13 Inches
Part Number37610