Circular Intelligence

Product map

Biobased building materials in Europe.

A working map of the main biobased material categories used in European construction today, with active suppliers and producers across the Benelux. Curated — not exhaustive. Suggest an addition via the contact page.

Hemp (Hempcrete, blocks, insulation)

Feedstock
Industrial hemp shiv & fibre
Uses
Walls, insulation, lime-hemp casting, prefab blocks
Europe
Mature supply across FR, BE, NL, DE, UK, ES

Benelux companies

Straw (bale & prefab panels)

Feedstock
Cereal straw (wheat, rye)
Uses
Load-bearing & infill walls, prefab panels
Europe
Strong networks in FR, DE, UK, NL, BE (ESBA)

Benelux companies

Flax & hemp textile insulation

Feedstock
Flax tow, hemp fibre
Uses
Acoustic & thermal batt insulation
Europe
Belgium & northern France are Europe's flax heartland

Benelux companies

Cellulose insulation

Feedstock
Recycled newsprint
Uses
Blown-in cavity & roof insulation
Europe
Widely produced across EU

Benelux companies

Mycelium composites

Feedstock
Fungal mycelium on agri-residues
Uses
Acoustic panels, insulation, interior cladding
Europe
Emerging: Mogu (IT), Grown.bio (NL), MyCoWorks pilots

Benelux companies

Earth, clay & lime

Feedstock
Excavated subsoil, clay, lime
Uses
Plasters, rammed earth, unfired bricks
Europe
Strong revival in DE, FR, BE (BC Materials)

Benelux companies

Grass, reed & seagrass

Feedstock
Roadside grass, reed, eelgrass
Uses
Insulation boards, thatching, panels
Europe
Niche but scaling (Gramitherm, NewFoss)

Benelux companies

Cork

Feedstock
Cork oak bark (PT/ES)
Uses
Insulation, flooring, façade cladding
Europe
Source: Portugal & Spain; distributed Benelux-wide

Benelux companies

Bio-based boards & composites

Feedstock
Bagasse, miscanthus, agri-residues, bio-resins
Uses
MDF/OSB alternatives, interior panels, façades
Europe
NL is a hub for bio-composite R&D

Benelux companies

Listings are for orientation only and do not constitute endorsement. Always verify product certifications (e.g. natureplus, EPD, Cradle-to-Cradle) and fitness for your specific application.