Cork Granules 10kg (50L)

10kg Natural Cork Granules - Approx. 50 Litres (2-5mm)

Our natural cork granules are sustainably sourced from cork oak trees and processed to provide a clean, high-quality, medium-density material suitable for a wide range of practical and creative applications.

Key Characteristics

• Natural (non-expanded) cork
• Approx. 5 litres per kg (medium-density)
• 2-5mm grain size

Benefits

• Lightweight yet stable - easy to handle, pour, layer or blend
• Excellent natural insulation - strong thermal and acoustic performance
• Moisture-resistant & breathable - supports airflow and resists mould and decay
• Clean, safe and low-dust - ideal for indoor environments and habitat use
• Long-lasting & reusable - robust granules that hold their shape
• Sustainable - harvested from renewable cork oak with minimal impact

Applications

• Terrariums & Habitats: Natural substrate for reptiles, amphibians and bioactive setups
• Gardening & Interiors: Planter toppers, mulching and natural decorative finishes
• Construction & DIY: Suitable for lime-cork mixes, breathable coatings, thermal and acoustic layers, and general natural aggregate applications in restoration and eco-build projects.
• Crafts & Model Making: Adds texture and realism to dioramas and creative projects
• Practical Filling: Eco-friendly loose-fill, void fill and lightweight backfill material

Natural vs Expanded Cork

These granules are natural cork, not expanded cork. Natural cork is denser, stronger and more versatile, offering superior durability and stability for substrates, fillers, mixes and craft applications.

Available in kg bags, with larger trade and pallet quantities available on request.

All orders are supplied directly from our UK warehouse for fast, reliable delivery.