6 Best Fungicide for Lawn Rust

Every savvy gardener recognizes that having a great lawn entails more than just applying fertilizers and herbicides; fungus management also plays an important role in having a thick and healthy lawn.

Many of us have experienced having our shoes covered with ugly orange or brown dust after strolling through our lawns. This is the first clue that your grass is suffering from rust.

Fortunately, lawn rust, aside from being ugly and weakening your grass, does not damage your turf. However, no one wants an unattractive lawn.

Luckily, lawn rust is quite straightforward to control; all you need to do is find the best fungicide for lawn rust.

Best fungicide for lawn rust

Best fungicide for lawn rust

1. Scotts DiseaseEX Lawn fungicide

Many homeowners are aware of the giant brand, Scotts. This US-based manufacturing company has been in the business for over 150 years. This company’s products have proven reliable in seed production, lawn food, and herbicides, and their fungal control products are not left out.

The Scotts DiseaseEX lawn fungicide is a systemic broad-spectrum fungicidal healing your lawn of a wide range of lawn diseases, including rust fungus.

This product is in granular form, eliminating the stress of mixing and getting the correct measurements. All you need is a broadcast spreader or a Wizz spreader to effectively use this fungicidal product.

Once applied, the solution is absorbed by the grass blade, and the results are visible within 24 hours, providing your lawn with protection for up to 4 weeks. Scotts DiseaseEX lawn is inexpensive, with a bag of 10lb covering 5,000 square ft. Even though this product is difficult to apply without a spreader, it can be combined with fertilizers to reduce garden duties.

Remember to water your lawn after applying the solution to ensure that it is adequately absorbed by the blades.

2. BioAdvanced Fungus Control for Lawns

BioAdvanced Fungus Control for Lawns is another lawn treatment product that addresses many fungal infestations. The product is manufactured by a relatively new family-owned company that has acquired traction in over 20 nations.

Their product is typically packaged in a 32-ounce jar of concentrated liquid with a hose-end dispenser that makes it simple to spray by attaching your garden hose; no mixing or measurement is required.

This liquid-based fungicide is particularly effective in eliminating fungal infestations and protecting your lawn from lawn rust for up to 30 days. I got mine and it has worked as both a preventive and a treatment for the threatening rust on my lawn; when used appropriately, you will have a lawn free of fungal rust. It is pricey, but it is worthwhile.

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One container can cover 5000 square feet, and the results will be visible in a few days. When applying this product, ensure your lawn is wet so that the fungicidal is effectively absorbed in the roots. Furthermore, this ensures your lawn is safe for your four-legged pals and kid.

Apart from being pricey, the other downside of this product is that it may be unavailable in your country.

See also: What is the best time to use fungicide?

3. Spectracide Immunox Multi-purpose Fungicide

This fungal treatment is a low-cost option from the well-known brand Spectracide.

This science-based and innovative company produces liquid fungal control products from its research facility. This broad-spectrum treatment is excellent in removing lawn rust and any lawn pests with which it comes into touch.

The fast-acting product comes in a 32-ounce bottle that covers 4500 square feet. It has the same simple hose-plug application as BioAdvanced but does not require mixing or measuring.

One application of this product will provide 14 days of protection; apply it to your sick grass and allow it to dry thoroughly before allowing your children to play on it. Once absorbed, the substance is rainproof and cannot be readily rinsed away.

Apply this product at least twice to achieve the desired results.

See also: How do you tell if you have lawn grubs

4. Quail-pro Propiconazole 14.3 percent

The active ingredient in this product is propiconazole 14.3 percent, which offers a broad range of rust and other sorts of fungal assaults on your grass.

Because of its microemulsion formulation, this product is exceptionally effective and odorless. Furthermore, compared to most fungicides, this feature gives it high lawn coverage and makes it an excellent mix partner.

However, a hose sprayer is essential when using this product; else, the work will not be finished. Despite this, the product is weatherproof for 10 days.

Propiconazole works quickly to eradicate rust and can also be used to prevent the recurrence of grass rust. The below low-cost bottle is sufficient to cover a 2,500-square-foot lawn.

See also: How does fungal damage differ from grub damage in lawns

5. Bonide 811 Copper 4E Fungicide

This fungicide not only prevents rust but also black spots, peach leaf curls, and mildews. This fungicide is harmless, and its primary element is copper, a naturally occurring metal that kills disease cells while being gentle on your plants.

The product is really simple to use; it comes with a hose-end sprayer or tank that will automatically dilute the substance as you spray. Even though the product is environmentally safe, it takes time to have a full effect, and applying it sooner is preferable so that you may see benefits sooner.

See also: How do I get rid of moths quickly in lawn?

6. Heritage G fungicide

As a bonus fungicide, Heritage G fungicide is a viable option to Scotts DiseaseEx granular for individuals who prefer granular fungicide.

This fungicide is effective against up to 20 fungal diseases, including grass rust. For up to 28 days, the treatment can protect your lawn from rust.

The Heritage G granular is simple to apply and economical, with a 30-pound bag treating up to 7,500 square feet of lawn. The granules dissolve quickly following light irrigation, lowering the chance of the substance being washed away.

The sole disadvantage of this product is that it cannot be used if you have apple trees on your land because the fungicide would hurt them.

See also: Recommended fertilizer for yellow grass

In recent years, lawns have come to symbolize hard work and responsibility. This is why we are willing to invest our hard-earned money and time in making that yard look its best.

We work hard to maintain the mowing, feeding, and watering routine, but when rust lawn disease strikes, it is terrible to see all of your hard work vanish. So, now that you know the best fungicide for lawn rust don’t let your lawn become a victim of this cosmetic issue.


Clemson Cooperative Extension; Leaf Diseases of Lawns

Family Handyman: What Is Grass Rust and How Do I Get Rid of It?


  • Jannete

    My name is Jannete, and I'm passionate about all things related to gardening and the outdoors. I love spending time in my garden, tending to my flowers and vegetables, and I also enjoy spending time in the great outdoors, hiking and camping. As an author who writes about lawn care, landscaping, gardening, and the outdoors, I have been in the business for over five years and have seen it all regarding yards. I met Ricky from We Mow Dallas at a networking event for small business owners. We started a conversation, and I could tell he genuinely loved and appreciated his work. Ricky is a second-generation lawn care provider and told me his story. We collaborated because we share a passion for the outdoors and lawn care. In my articles, I share my knowledge and experience on lawn mowing, watering, fertilizing, and other aspects of lawn care. I also write about gardening tips, landscaping ideas, and ways to enjoy the outdoors. I hope every reader will learn from my success and failures in the lawn care and landscaping industry. I believe that everyone has the potential to create a beautiful outdoor space, and I am passionate about helping people to realise that potential. Whether you are looking to start your garden or want to maintain a healthy lawn, I can offer you advice and guidance based on my extensive experience. So if you are ever in need of some expert lawn care advice, check out our We Mow Dallas Articles. You won't be disappointed.