6 Best Moss Killer for Driveways (2021)

Homeowners who have had moss problems are much more than those who haven’t.

Moss is a stubborn non-vascular plant that grows on patios, driveways, roofs, lawns. And on any other building elements.

While it is quite challenging to pinpoint one exact cause – as there are several factors that come into play- it is critical that every homeowner deals with moss as soon as it is discovered.

Damage caused by moss due to negligence on the part of the homeowner is usually not covered by insurance.

To help deal with your moss growth problems on your driveway, in particular, we have selected, tested, and reviewed some of the best moss killers for driveways you can get on the market.

1. CITRA-SHIELD Ready to Use Exterior Cleaner

Best Moss Killer for Driveways

The highlight of this CITRA-SHIELD cleaner is that it is a versatile cleaning product that can be used on several cleaning surfaces, including wood, stone, concrete, brick, and many more.

It doesn’t matter what material your driveway is built from.

You will find this non-corrosive cleaner sufficiently useful.

In addition to its suitability for different surfaces, it completely removes moss and provides some protection against moss, mold, and fungus.

A single treatment with this cleaner can keep your driveway stain-free and moss-free for up to 12 months.

What’s better? The CITRA-SHIELD Ready to Use Exterior Cleaner is safe for pets and the environment as a whole.


  • It doesn’t contain harmful chemicals
  • Prevents the re-growing of moss
  • Safe to use on all surfaces
  • Already diluted and ready to use


  • It takes some time to work

2. Lilly Miller Moss Out For Roofs and Structures

Lilly Miller Moss Out For Roofs And Structures,6lb review Best Moss Killer for Driveways

This Lilly Miller Moss remover comes in a micro-granule formula that can either be applied directly to kill moss or dissolved in water and sprayed.

The product is particularly effective against roof moss, but it can be just as effective when used on patios, driveway, and sidewalks.

It is a non-staining compound that contains 99% Zinc Sulfate.

A single treatment will offer protection for your driveways against moss for up to a year.

A 6 lb. container of this Lilly Miller Moss Killer will easily cover up to 6,000 sq. ft. of space. If what you are looking for is a moss killer that won’t stain or corrode your driveway, this is one of the best options to consider.


  • It is easy to apply
  • Non-staining formula
  • The treatment can last up to a year


  • The granules tend to roll away from the driveway

3. Wet and Forget 10587 Moss, Mold, and Mildew Stain Remover

Wet and Forget 10587 1 Gallon Moss, Mold and Mildew Stain Remover review Best Moss Killer for Driveways

Wet and Forget has had overwhelmingly positive reviews about most of their cleaning products.

That is why we have selected and reviewed the Wet and Forget 10587 Moss, Mold, and Mildew Stain Remover.

It is a safe and environmentally-friendly product to use as it is non-caustic, non-acidic, and has no bleach.

What we love the most about the Moss killer is the ease of application.

You don’t need to scrub it in or rinse. All you need to do is dilute with water and apply with any pump-up garden sprayer.

The versatility of the product is also quite commendable, as it can be applied to a variety of outdoor surfaces.


  • It is environmentally-friendly
  • It remains active for a year
  • It is reasonably priced


  • It takes some time to work

4. Scotts MossEx 3-in-1 Ready-Spray

Scotts MossEx 3-in-1 Ready-Spray, 32 oz review Best Moss Killer for Driveway

If what you need is a fast-acting moss killer for your driveway, this is the right product for you.

The 3-in-1 formula is effective against moss, algae, and lichens. Also, it is a ready spray that is designed to be applied right out of the container.

All you have to do is pass water to the connected sprayer through a garden hose and spray.

A single container can effectively cover up to 500 sq. ft. of space. Additionally, it is not only formulated for driveways.

It is also safe to use on lawns, decks, and patios. The Scotts MossEx 3-in-1 Ready-Spray is also a non-staining formula.


  • It won’t stain your driveway
  • It is fast-acting
  • It does not require scrubbing


  • Area of coverage is quite limited

5. Lilly Miller Moss Out

 Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz, 27 oz review Best Moss Killer for Driveways

The Lilly Miller Moss Out is another option to consider if what you need is a product that will show results in hours and not days.

In addition to being a fast-acting moss killer, the application is easy and straightforward, and it doesn’t require any mixing.

The container is designed to attach to your garden hose.

Furthermore, we can tell you that it is a non-staining formula that is safe to use concrete, wood, stucco, and many other surfaces.

The only issue we have is the limited coverage of the moss killer. With a single application, you can keep your driveway moss-free for a year.


  • It doesn’t stain driveways
  • No mixing is required
  • Designed to attach to hose for easy application


  • It covers a small area

6. Wet and Forget Roof and Siding Cleaner

Wet & Forget Roof and Siding Cleaner for Easy Removal of Mold, Mildew and Algae Stains, Bleach-Free Formula review Best Moss Killer for Driveways

This is the second Wet and Forget product on our list of the most dependable moss killers for your driveway.

The moss, mildew and algae remover has a very generous coverage of up to 2000 sq. ft. It is designed to spray up to 30 ft., so you can easily reach tight corners that are hard to get to.

If you ever need a moss killer to effectively treat large areas, the Wet and Forget Roof and Siding Cleaner is one of the products you should consider.

Also, it is a non-acidic formula, and it contains no bleach.


  • It easily gets to tight corners
  • It contains no phosphate
  • It has a wide coverage area


  • The container is non-refillable


If you are having a hard time figuring out how to get rid of moss from your driveway, an excellent moss-killing formulation is an answer.

However, choosing from the several products available can be quite overwhelming.

To help you make a more informed choice, we have reviewed the best moss killers that are safe to use on driveways.

These products are all versatile; they are easy to apply; they are non-corrosive and reasonably-priced.

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