10 Best Lawn Sand Moss Killers

Looking for the best lawn sand moss killer? These specialized products are designed to effectively eliminate moss while nourishing your lawn. 

Lawn sand moss killers typically contain iron sulfate or ferrous ammonium sulfate, which target moss growth without damaging grass. 

They not only kill existing moss but also improve soil conditions, promoting healthier, greener grass. 

Ideal for homeowners struggling with moss in shaded or damp areas, these treatments work quickly and can be applied easily with a spreader or sprayer. 

Whether you prefer granular lawn sand or liquid formulas, the best moss killers provide fast results, help prevent moss recurrence, and enhance your lawn’s overall appearance and health.

1. Lilly Miller Moss Out for Roofs and Walks Concentrate

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Lilly Miller Moss Out! for Roofs and Walks is a concentrated moss killer designed to quickly and effectively eliminate moss from a variety of outdoor surfaces including roofs, walkways, decks, patios, concrete, pavement, stucco, and wood.

The non-staining formula kills moss within hours without damaging or discoloring treated surfaces. It is suitable for use on cedar shakes, composition shingles, cedar siding, bricks, stone, and CCA-treated wood.

The product is applied by mixing one part concentrate with 19 parts water and spraying thoroughly using a garden hose attachment.

Best For: Homeowners and property managers looking to remove moss buildup on roofs, walkways, decks, and other structural surfaces without staining or damaging the materials.

Pros:

• Fast-acting moss control with results in hours
• Versatile use on many outdoor surfaces
• Non-staining and safe for delicate materials like cedar and stucco
• Convenient hose attachment for easy spraying
• Helps maintain safe, attractive outdoor spaces

Cons:

• Treated areas can be slippery when wet
• Requires annual or as-needed reapplication
• Must avoid contact with desirable plants to prevent damage

2. The BioAdvanced 2-in-1 Moss and Algae Killer

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The BioAdvanced 2-in-1 Moss and Algae Killer (32 oz) is a ready-to-spray outdoor solution designed to eliminate moss, algae, and lichen from lawns, roofs, decks, patios, and more. 

Its fast-acting formula begins working upon contact, restoring surfaces without the need for scrubbing.

Best For:

• Homeowners seeking an efficient, no-scrub solution for moss and algae removal.
• Maintaining clean and safe outdoor areas like patios, decks, and roofs.

Pros:

• Dual-action formula targets both moss and algae.
• Suitable for a wide range of outdoor surfaces.
• No scrubbing required, saving time and effort.
• Visible results in a short period.

Cons:

• May require multiple applications for heavily infested areas.
• Not suitable for use on edible plants or near water sources.

3. Excel Moss-Out ROOF&Walk 27OZ

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Moss Out! For Roofs & Walks is a 27 oz concentrated liquid moss killer designed to quickly eliminate moss on roofs, walkways, decks, patios, concrete, and other structural surfaces. Its fast-acting, non-staining formula kills moss within hours without damaging or discoloring materials such as cedar shakes, composition shingles, cedar siding, stucco, wood, bricks, stone, concrete, pavement, and asphalt. The product contains ammoniated soaps of fatty acids and 29.6% zinc, which help control moss and algae growth effectively. It covers up to 500 square feet per container and can be applied anytime during the year.

Best For: Homeowners and property managers seeking a fast, effective, and safe solution to remove moss and algae from roofs, walkways, decks, patios, and other outdoor hard surfaces without staining or damage.

Pros:

• Fast-acting with results in hours
• Versatile use on many outdoor surfaces
• Non-staining formula preserves appearance of delicate materials
• Easy to apply using garden hose sprayer attachment
• Extends lifespan of roofs and outdoor surfaces by removing harmful moss
• Covers a large area economically

Cons:

• Treated surfaces can be slippery when wet
• Requires careful application to avoid damage to nearby plants
• Annual or as-needed reapplication necessary for ongoing control

4. Scotts Turf Builder Triple Action for Moss Control

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Scotts Turf Builder Triple Action for Moss Control (20 lbs) is a comprehensive lawn care solution that simultaneously kills moss, prevents weed growth, and fertilizes your lawn. 

Covering up to 4,000 sq. ft., this product is designed to promote a lush, green lawn by addressing multiple issues in one application.

Best For:

• Homeowners seeking an all-in-one product to enhance lawn health.
• Lawns affected by moss and common weeds.
• Those looking to simplify lawn maintenance routines.

Pros:

• Triple-action formula: moss killer, weed preventer, and fertilizer.
• Covers a large area, making it cost-effective for medium to large lawns.
• Promotes thicker, greener grass growth.
• Easy to apply with standard spreaders.

Cons:

• Not suitable for use on newly seeded or sodded lawns.
• May require multiple applications for heavily infested areas.
• Not intended for use on certain grass types; always check label instructions.

5. Lilly Miller Moss Out for Lawns Ready to Spray

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Lilly Miller Moss Out for Lawns Ready to Spray (32 oz) is a fast-acting moss control solution designed to eliminate moss from lawns efficiently. 

Its convenient hose-end sprayer allows for easy application, covering up to 500 square feet without the need for mixing or additional equipment.

Best For:

• Homeowners seeking a quick and hassle-free method to remove moss from their lawns.
• Those looking to improve lawn health by eliminating moss that competes with grass for nutrients.

Pros:

• Ready-to-use formula with hose-end sprayer simplifies application.
• Begins working upon contact, showing visible results quickly.
• Targets moss without harming lawn grasses when used as directed.

Cons:

• May require multiple applications for heavily infested areas.
• Not suitable for use on sidewalks, driveways, or other hard surfaces.
• Contains chemicals that should be kept away from children and pets until dry.

6. Scotts Moss Control Granules for Lawns

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Scotts Turf Builder WinterGuard Fall Lawn Food is a fall fertilizer designed to build deeper, stronger roots and prepare your lawn for a healthier spring.

It contains 32% nitrogen, 10% potassium, and 6% sulfur, fortified with Water Smart technology to improve the lawn’s ability to absorb water and nutrients.

Suitable for all grass types, it can be applied to wet or dry lawns without the need to water immediately, though watering can speed greening.

The formula is kid- and pet-safe when used as directed and covers up to 5,000 sq. ft. per bag. It helps repair summer damage caused by heat and drought and can be used alongside overseeding since it contains no herbicides.

Best For: Homeowners in northern climates seeking to strengthen lawn roots and recover from summer stress during the fall season.

Pros:

• Builds strong, deep roots for long-term lawn health
• Enhances water and nutrient absorption
• Safe for kids and pets when used properly
• Can be applied to wet or dry lawns
• Compatible with overseeding

Cons:

• Only effective when applied in fall
• Does not control weeds or insects
• Requires proper application timing for best results

7. Bonide (BND60728) MossMax Lawn Granules

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Bonide MossMax Lawn Granules is a 20-pound granular moss killer designed to quickly eliminate moss from lawns and promote a deep green color in grass.

Its active ingredient is 23.34% ferrous sulfate monohydrate, which kills lawn moss effectively without promoting excessive grass growth, reducing the need for frequent mowing.

The granules are easy to apply with standard lawn spreaders and provide visible results within hours. Besides lawns, it can also be used around ornamental shrubs and flowers, and on structural surfaces like decks, roofs, and siding without staining concrete or other materials.

Best For: Homeowners and gardeners looking for a fast-acting, easy-to-use moss control product that also enhances lawn greenness without causing overgrowth.

Pros:

• Fast results within hours
• Dual-purpose: kills moss and improves lawn color
• Easy to apply granular form
• Safe for use on multiple surfaces without staining
• Reduces need for frequent mowing

Cons:

• Contains iron which may stain walkways if spilled
• Requires careful application to avoid runoff on non-target areas
• Not a fertilizer, so additional lawn feeding may be needed

8. Scotts Moss Control Granules Sulfate 1250 Sq. Ft. 4.5 Lb.

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Scotts Moss Control Granules for Lawns is a granular lawn care product formulated to kill moss while feeding and strengthening your lawn. It contains 17.5% ferrous sulfate monohydrate as its active ingredient, which effectively controls moss growth without harming grass.

The product also supplies essential nutrients like nitrogen, potassium, sulfur, and magnesium to promote a thick, green, healthy lawn that discourages moss from returning. It can be applied any time moss is actively growing, including spring and fall.

Best For: Homeowners looking for a combined moss control and lawn fertilizer product that kills moss quickly while improving lawn health and appearance.

Pros:

• Kills moss effectively without burning or damaging grass
• Supplies nutrients to build a thicker, greener lawn
• Covers large areas economically
• Easy to apply with standard lawn spreaders
• Works in multiple seasons when moss is actively growing
• Pet safe when used as directed

Cons:

• Multiple applications (3-4) may be needed for season-long moss control
• Contains iron which can stain concrete or walkways if spilled
• Not a standalone fertilizer; may require additional feeding for optimal lawn health

9. Ortho GroundClear Weed and Grass Killer with Comfort Wand

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Ortho GroundClear Weed & Grass Killer Super Concentrate is a fast-acting, dual-action herbicide designed to kill a broad spectrum of weeds and unwanted grasses down to the root.

The concentrate formula starts working immediately on contact, with visible wilting of weeds within hours and complete kill typically within 1 to 2 weeks.

It also prevents regrowth for up to one year when applied properly. The product is rainfast 15 minutes after application and can be used around trees, shrubs, fences, patios, sidewalks, driveways, and other hardscape areas.

Best For: Homeowners and landscapers seeking a powerful, long-lasting weed and grass killer for hardscape areas and non-lawn sites, with fast visible results and up to one year of weed prevention.

Pros:

• Fast-acting with visible results in hours
• Long-lasting control up to 12 months
• Concentrated formula for economical use
• Easy to apply with tank sprayer
• Rainfast shortly after application
• Effective on a wide variety of tough weeds and grasses

Cons:

• Non-selective; will kill any plant it contacts, including lawns
• Requires protective gear and careful handling due to chemical ingredients
• Potential environmental concerns; avoid runoff into water bodies
• Not for use in vegetable gardens or near edible plants

10. Scotts MossEx Moss Control for Lawns

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Scotts MossEx Moss Control for Lawns (18.37 lbs, 2-Pack) is a granular moss killer designed to eliminate moss without harming your lawn. 

This product treats up to 5,000 sq. ft., making it ideal for medium to large lawns. It works by acidifying the soil, creating an environment unfavorable for moss growth while promoting a healthier lawn.

Best For:

• Homeowners with moss-infested lawns seeking a non-staining solution.
• Those looking to improve lawn health by eliminating moss that competes with grass for nutrients.

Pros:

• Effectively kills moss without harming grass.
• Treats up to 5,000 sq. ft., suitable for medium to large lawns.
• Easy application with a broadcast spreader.
• Promotes a healthier lawn by reducing moss competition.

Cons:

• May require multiple applications for severe moss infestations.
• Not suitable for use on edible plants or near water sources.
• Effectiveness may vary based on environmental conditions.