September 14, 2025

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10 Best ortho insect killer flowers of 2025

Save up to 39% off

Best Choice

1

Ortho

Ortho MAX Malathion Insect Spray Concentrate: Kill Aphids, Mosquitoes & More, Use Outside on Flowers, Vegetables & Plants, 32 oz.

18% Off
9.8

Exceptional

Our Rating

9.3
Sheerness

9.1
Simple to use

8.7
worth the money
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Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

Ortho

Ortho Rose & Flower Disease Control Concentrate, 16 oz
9.7

Exceptional

Our Rating
3

Ortho
Ortho Insect Mite & Disease 3-in-1 Ready-To-Use 1 gal.

39% Off
Main highlights

Controls a Wide Range of Pests and Diseases
Controls aphids, mites, beetles, crickets, weevils, silverfish, caterpillars, whiteflies, black spot, powdery mildew, rust, scab, blight, brown rot, and leaf spot.

Versatile Application for Various Plants
Ideal for use on roses, flowers, houseplants, ornamental trees and shrubs, fruits, nuts, and vegetables without requiring any mixing.

Effective Pest and Disease Control
Highly praised for its effectiveness in eliminating aphids, spider mites, and fungal diseases, though the sprayer mechanism is commonly criticized.
9.6

Exceptional

Our Rating

8.7
quality of ingredients

8.0
Vacuum strength

8.0
Aroma
4

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

38% Off
Main highlights

Key Features
Enhances root strength and bloom beauty, kills pests, controls diseases, and offers 6 weeks of rainproof protection. Not for sale in NY.

Ideal Use Cases
Perfect for both indoor and outdoor plants needing a boost in growth, protection from pests, and disease prevention for healthier foliage.

Customer Reviews
Most praised for its effectiveness in revitalizing plants and providing comprehensive pest and disease control, leading to noticeable improvements.
Key specs
- Item Form:Granules
- Coverage:Medium
- Product Dimensions:6.38 x 3.44 x 10.5 inches
- Country of Origin:USA
- NPK Ratio:N/A
9.5

Excellent

Our Rating

9.9
Simple to use

9.9
Easy to use

9.3
Fashion
5

Ortho
Ortho BugClear Insect Killer for Lawns and Landscapes Ready-to-Spray, Kills Periodical Cicadas, Mosquitoes, Ants, Spiders, Fleas, Ticks and More, 32 oz.

12% Off
Main highlights

Kills 235 Bugs
Effectively targets 235 insects, including ants, ticks, and mosquitoes.

Ideal for Lawns and Gardens
Perfect for use on lawns, perimeters, ornamentals, and more.

Quick and Long-Lasting Results
Praised for rapid action and extended insect control.
9.2

Excellent

Our Rating

8.4
Easy to use

8.2
Simple to use

8.0
Aroma
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6

BioAdvanced
BioAdvanced Dual Action Rose and Flower Insect Killer, Continuous Spray, 15.7 oz
Main highlights

Effective 30-Day Insect Protection
BioAdvanced Dual Action Rose and Flower Insect Killer provides up to 30 days of protection against various pests, ensuring long-lasting plant health.

Ideal for Indoor and Outdoor Plants
Perfect for houseplants and garden plants, this insect killer is versatile and suitable for a wide range of plant types.

Odor-Free Application Praised by Users
Customers appreciate the lack of unpleasant odor, making the application process more enjoyable and hassle-free.
9.1

Excellent

Our Rating

9.5
Long life

8.7
Simple to use

8.0
Precision
7

Roundup

SCOTTS ORTHO ROUNDUP 345510 Ortho Insect, Mite and Disease Control, 24 oz
9.0

Excellent

Our Rating
8

Ortho
Ortho Home Defense Insect Killer for Lawn and Landscape Ready-To-Spray, Kills Ants, Ticks, Mosquitoes, Fleas & Spiders, Treats up to 5,300 sq. ft., 32 fl. oz.
Main highlights

Kills 235 Insects
Ortho Home Defense effectively kills 235 listed insects, including ants, ticks, and mosquitoes, creating a protective barrier around your home.

Ideal for Large Yards
Perfect for treating up to 5,300 sq. ft., this product is ideal for large outdoor spaces like lawns and landscapes.

Quick Action and Long-Lasting
Customers praise its fast-acting formula and long-lasting control, especially for ants and ticks.
8.9

Very Good

Our Rating

9.1
Simple to use

8.9
Easy to use

8.7
Easy to build
9

Ortho
Ortho Outdoor Insect Killer Concentrate Kills Listed Ants, Spiders, Fleas & Ticks, 32 fl. oz.
Main highlights

Key Features and Benefits
Kills 235 insects on contact, creating a 3-month barrier against pests. Ideal for a variety of outdoor use, concentrated for large area coverage.

Ideal Use Cases
Perfect for roses, ornamentals, vegetable gardens, trees, and lawns when first signs of insects or damage appear, providing broad-spectrum pest control.

Customer Reviews Summary
Most praised for its effectiveness in quickly eliminating a wide range of insect pests, with noticeable results and lasting protection.
Key specs
- target species:Insects
- duration:3 months
- formulation:Concentrate
- coverage area:5,580 sq. ft.
- liquid volume:32 fl. oz.
8.7

Very Good

Our Rating

9.7
Easy to use

8.7
Simple to use

8.0
Aroma
10

Ortho
Ortho Home Defense Insect Killer for Indoor and Perimeter Concentrate, Kills Ants, Cockroaches and Spiders, 32 oz.

32% Off
Main highlights

Effective Pest Control Solution
Kills ants, roaches, spiders, and more; odor-free and non-staining.

Ideal for Indoor and Perimeter Use
Perfect for kitchens, bathrooms, and outdoor perimeters.

Highly Praised for Ease of Use
Users appreciate the convenient application and long-lasting effects.
8.6

Very Good

Our Rating

9.9
Easy to build

8.4
Simple to use

8.2
Easy installation

10 Best ortho insect killer flowers of 2025

1

Ortho MAX Malathion Insect Spray Concentrate: Kill Aphids, Mosquitoes & More, Use Outside on Flowers, Vegetables & Plants, 32 oz.

9.3

9.1

8.7

How do we rank?

How do we rank?

Analyzing top stores

2

Ortho Rose & Flower Disease Control Concentrate, 16 oz

3

Ortho Insect Mite & Disease 3-in-1 Ready-To-Use 1 gal.

8.7

8.0

8.0

4

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

9.9

9.9

9.3

5

Ortho BugClear Insect Killer for Lawns and Landscapes Ready-to-Spray, Kills Periodical Cicadas, Mosquitoes, Ants, Spiders, Fleas, Ticks and More, 32 oz.

8.4

8.2

8.0

6

BioAdvanced Dual Action Rose and Flower Insect Killer, Continuous Spray, 15.7 oz

9.5

8.7

8.0

7

SCOTTS ORTHO ROUNDUP 345510 Ortho Insect, Mite and Disease Control, 24 oz

8

Ortho Home Defense Insect Killer for Lawn and Landscape Ready-To-Spray, Kills Ants, Ticks, Mosquitoes, Fleas & Spiders, Treats up to 5,300 sq. ft., 32 fl. oz.

9.1

8.9

8.7

9

Ortho Outdoor Insect Killer Concentrate Kills Listed Ants, Spiders, Fleas & Ticks, 32 fl. oz.

9.7

8.7

8.0

10

Ortho Home Defense Insect Killer for Indoor and Perimeter Concentrate, Kills Ants, Cockroaches and Spiders, 32 oz.

9.9

8.4

8.2

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