Erosion Control
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Erosion Control
Flexterra™ High-Performance Flexible Growth Medium (HP-FGM™)
Erosion Control
/
Erosion Control
Flexterra™ High-Performance Flexible Growth Medium (HP-FGM™)
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ProGanics DUAL delivers a dual-action solution that combines soil-building biotics with proven erosion protection in a single hydraulic application.
Flexterra™ HP-FGM™ combines refined wood fibers, biodegradable polymers, and micro-pore granules to form a flexible, high-performance growth medium. It bonds instantly to soil, controls erosion, retains moisture, and accelerates vegetation—even on steep slopes, drainage channels, and sensitive landscapes.
Designed for immediate effectiveness, Flexterra stabilizes exposed soils and supports rapid growth with minimal site prep. Its dense, interlocking fiber matrix adapts to high-traffic, high-risk areas—delivering consistent performance under extreme site conditions.
Proven Performance You Can Trust
Flexterra is built to withstand heavy rainfall and high-shear stress. Independent tests show over 99% erosion control effectiveness, making it a trusted solution during critical seed establishment.
Its advanced formulation improves soil-to-seed contact, enhances moisture retention, and supports fast germination. Micro-Pore granules deliver essential water and nutrients to ensure long-lasting vegetative cover and strong biomass development.
Efficient Application, Reliable Results
Applied using standard hydro-seeding equipment, Flexterra creates a uniform, shootable slurry for smooth, even coverage across challenging terrain. This reduces the number of passes required, shortens installation time, and minimizes rework—keeping projects on schedule and within budget.
Sustainable and Certified Safe
Flexterra is made from 100% biodegradable, USDA Certified Biobased components, including:
- Recycled Thermally Refined® wood fibers
- Non-toxic biopolymers
- Naturally derived absorbents
This environmentally responsible formulation is non-toxic, phyto-sanitized, and free of weed seeds or pathogens—making it safe for both workers and the surrounding ecosystem.




Key Advantages
- Immediate bonding to soil and seedbeds for rapid protection
- Greater than ninety-nine percent erosion control effectiveness in independent testing
- Supports rapid germination and accelerated biomass development
- Functional longevity up to eighteen months
- 100 percent biodegradable and non-toxic
- Thermally refined and interlocking fibers maximize coverage and matrix stability
- Micro-Pore particles optimize water and nutrient retention
- Reduces the need for fine grading, accelerates installation, and minimizes rework
Applications
- Steep slopes, drainage channels, and high-shear landscapes
- Shorelines, water conveyance systems, and environmentally sensitive sites
- Construction, reclamation, and large-scale civil infrastructure projects
- Dormant seeding and long-term protection in arid or variable climates
Reliable Protection. Sustainable Growth.
For projects that demand dependable erosion control and rapid vegetative establishment, Flexterra™ HP-FGM™ delivers consistent, measurable results. Whether you're restoring natural landscapes or stabilizing steep terrain, Nexterra provides the proven performance and environmental responsibility your site requires.






Support Material
Nexterra Environmental partners with leading manufacturers to deliver the industry’s most trusted solutions.




