10 Best systemic fungicides of 2025

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Best Choice

1

VivaGrow

Reliant Systemic Fungicide (Agri-Fos/Garden Phos) 1 Gallon
9.7

Exceptional

Our Rating
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Value for Money

2

VPG

Fertilome Liquid Systemic Fungicide 32OZ LIQ SYS Fungicide
9.5

Excellent

Our Rating
3

Bonide
Bonide Infuse Systemic Disease Control, 16 oz Concentrated Solution for Plant Disease Control, Long Lasting & Waterproof
Main highlights

Key Features
Broad spectrum, systemic disease control for turf and ornamentals. Effective on over 30 diseases, lasting up to 4 weeks per application.

Ideal Use Cases
Perfect for roses, flowers, lawns, trees, and shrubs suffering from rust, blight, powdery mildew, scab leaf spot, and other common diseases.

Customer Reviews Highlight
Most praised for its long-lasting effectiveness and ease of use, with noticeable improvements in plant health and appearance.
9.4

Excellent

Our Rating

9.7
Simple to use

9.1
Precision

8.7
worth the money
4

ferti-lome
Fertilome (11378) Liquid Systemic Fungicide II (32 oz)
Main highlights

Comprehensive Disease Control
Controls Take All Patch, Brown Patch, Dollar Spot, Leaf Spot, and more for healthier plants.

Ideal for Lawns and Gardens
Perfect for roses, flowers, lawns, and trees; apply early in the growing season.

Easy Mixing and Application
Highly praised for its ease of mixing and application by users.
9.3

Excellent

Our Rating
5

Bonide
Bonide Captain Jack Copper Fungicide 16 oz Concentrated Plant Disease Control Solution for Organic Gardening
Main highlights

Effective Disease Control
Copper Fungicide controls blight, black spot, and mildew effectively.

Versatile Usage
Ideal for fruits, vegetables, ornamentals, and lawns.

Organic Gardening Approved
Praised for being safe and suitable for organic produce.
9.0

Excellent

Our Rating

9.3
Simple to use

9.3
Easy to use

8.9
worth the money
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6

Bonide
Bonide Infuse Lawn & Landscape Systemic Disease Control, 7.5 lb. Ready-to-Use Granules, Fungicide for Turf & Ornamentals

15% Off
Main highlights

Broad Spectrum Disease Control
Combats diseases like dollar spot, rust, and mildew, enhancing turf color.

Versatile Application
Suitable for roses, lawns, trees, shrubs, and both cool and warm season grasses.

Highly Effective Systemic Formula
Praised for long-lasting protection, reducing the need for frequent application.
8.9

Very Good

Our Rating

9.3
Simple to use

8.2
worth the money
7

ferti-lome
Fertilome (10478) 2-N-1 Systemic (32 oz)

45% Off
Main highlights

Active Fungicide and Insecticide Protection
Contains both active fungicide and insecticides to protect your plants from disease and insects. The systemic formula provides protection for up to 6 weeks.

Ideal for Roses and Shrubs
The 2-in-1 insecticide and fungicide concentrate is ideal for use on shrubs, roses, and flowers. Controls insects and diseases including aphids, borers, and black spot.

Highly Effective and Easy to Use
Works quickly and effectively, praised for easy application and dependable delivery. Users appreciate the time-release soil drench system and simple mixing instructions.
8.7

Very Good

Our Rating

9.9
Simple to use

9.9
worth the money

9.5
quality of ingredients
8

Bonide

Bonide Rose Rx Systemic Drench, 32 oz Concentrate, Garden Insect & Disease Prevention for Roses, Flowers and Ornamentals
8.6

Very Good

Our Rating

9.5
Simple to use

9.3
worth the money
9

VivaGrow

Quest Reliant Systemic Fungicide 32oz/1 Quart
8.5

Good

Our Rating
10

BioAdvanced
BioAdvanced All-In-One Rose and Flower Care, Granules, 4 lb
Main highlights

Comprehensive Plant Care
Combines plant food, insect killer, and fungicide in one product.

Ideal for Rose Care
Perfect for maintaining healthy and vibrant rose bushes.

Praised for Versatility
Users appreciate its multifunctional use, replacing multiple products.
8.3

Good

Our Rating

9.9
Easy to use

9.5
Simple to use

9.1
Fashion

10 Best systemic fungicides of 2025

1

Reliant Systemic Fungicide (Agri-Fos/Garden Phos) 1 Gallon

How do we rank?

How do we rank?

Analyzing top stores

2

Fertilome Liquid Systemic Fungicide 32OZ LIQ SYS Fungicide

3

Bonide Infuse Systemic Disease Control, 16 oz Concentrated Solution for Plant Disease Control, Long Lasting & Waterproof

9.7

9.1

8.7

4

Fertilome (11378) Liquid Systemic Fungicide II (32 oz)

5

Bonide Captain Jack Copper Fungicide 16 oz Concentrated Plant Disease Control Solution for Organic Gardening

9.3

9.3

8.9

6

Bonide Infuse Lawn & Landscape Systemic Disease Control, 7.5 lb. Ready-to-Use Granules, Fungicide for Turf & Ornamentals

9.3

8.2

7

Fertilome (10478) 2-N-1 Systemic (32 oz)

9.9

9.9

9.5

8

Bonide Rose Rx Systemic Drench, 32 oz Concentrate, Garden Insect & Disease Prevention for Roses, Flowers and Ornamentals

9.5

9.3

9

Quest Reliant Systemic Fungicide 32oz/1 Quart

10

BioAdvanced All-In-One Rose and Flower Care, Granules, 4 lb

9.9

9.5

9.1

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