Fire Retardants for Landscape Mulch

Landscaping adds beauty, value, and functionality to outdoor spaces. However, with growing concerns about wildfires and fire safety, homeowners and property managers are seeking smarter solutions to reduce fire hazards. One area often overlooked is mulch—a common but flammable landscaping material. 

Fortunately, fire retardants for landscape mulch offer a practical way to minimize ignition risk while supporting the principles of fire resistant landscaping.

Is Mulch Fire Resistant?

In its untreated form, most mulch types are not fire resistant. Organic materials like wood chips, bark, pine straw, and shredded leaves are naturally combustible. During hot, dry weather or in wildfire-prone zones, these materials can easily ignite from a spark, ember, or discarded cigarette.

While some mulch options are more flammable than others—such as pine needles or rubber mulch—none are completely safe without additional protection. For example, pine straw can ignite rapidly and act as a fuel bed for fire spread. Even bark nuggets, which may seem dense and fireproof, will eventually catch fire if exposed long enough.

That’s where fire resistant landscaping comes in. This approach involves using fire-resistant plants, hardscaping materials, and protective treatments to create defensible space around your home or building. One highly effective strategy is to treat mulch with a fire retardant product to prevent ignition and slow fire spread.

FS2 Fire Retardant for Exterior

FS2 Fire Retardant is a powerful, exterior-grade treatment designed to slow the ignition and spread of fire on wood, mulch, and other porous outdoor materials. Ideal for fire-prone areas, FS2 offers long-lasting protection for landscaping, fencing, decking, and decorative wood features.

Tested to meet ASTM E84 standards, FS2 penetrates deeply into materials, providing durable fire resistance without compromising appearance or structural integrity.

Key Benefits:

• Weather-Resistant: Formulated to withstand outdoor exposure and rain.
• Deep Penetration: Absorbs into porous surfaces for lasting protection.
• Eco-Friendly: Non-toxic, biodegradable, and safe for plants and soil.
• Large Coverage: The 5-gallon size is perfect for large landscaping projects or commercial use.

For anyone serious about fire resistant landscaping, FS2 delivers reliable defense against one of nature’s most dangerous threats—helping you protect your property while maintaining a beautiful, functional outdoor space.

Protect Your Landscape with RDR Technologies

Creating a safer outdoor environment starts with smart, proactive choices. Whether you're a homeowner, landscaper, or property manager, treating mulch and wood surfaces with reliable fire retardants is a key step toward minimizing fire risk—especially in wildfire-prone areas.

Explore our full range of professional-grade fire retardants, coatings, and safety solutions. Contact us today!