NATURAMULCH Topsoil
NATURAMULCH TOPSOIL is a bio-based substrate for hydroseeding, designed for sowing grass and herb mats on existing topsoil. It combines recycled cardboard fibers, pine wood fibers, organic-mineral fertilizer (7-2-9), and biochar in a single pre-measured bale mixture for rapid and uniform vegetation growth.
What is NATURAMULCH TOPSOIL?
It is an innovative substrate for hydroseeding, designed for sowing grass and herb mixtures on topsoil.
It consists of approximately 45% recycled cardboard fibers, 30% defibered pine wood fibers, 18% organic-mineral fertilizer, and less than 5% biochar, with no added dyes.
Key benefits
A low-carbon solution, produced in France from recycled and bio-based raw materials sourced from sustainably managed French forests, with long-term CO₂ storage thanks to biochar.
All ingredients are suitable for organic farming (ECOCERT-certified), ensuring a sustainable, permanent vegetation cover with controlled application rates.
Usage and Dosage
For use on prepared ground with slopes of less than 10°.
Supplied in pre-measured 15-kg bags; following the recommended dosage ensures even distribution and predictable results.
Practical benefits on site
The pre-measured formulation minimizes errors, keeps implementation costs under control, and boosts productivity.
Dust-free, non-irritating components and easy-to-handle 15-kg bags ensure optimal working conditions during processing and application.
NATURAMULCH Topsoil
You can see coarse and fine pieces of wood, cellulose, and manure pellets.

