Cork Granules 5kg (25L)

5kg Natural Cork Granules - Approx. 25 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 variety 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 qualities
• Moisture-resistant & breathable - supports airflow while resisting mould and decay
• Clean, safe and low-dust - suitable for indoor use, craft work and animal habitats
• Long-lasting & reusable - durable granules that maintain their structure
• Sustainable - made from renewable cork oak with minimal environmental impact

Applications:

• Terrariums & Habitats: Natural substrate for reptiles, amphibians and bioactive setups.
• Gardening & Interiors: Ideal for planter toppers, mulching and natural decorative finishes.
  Construction & DIY: Suitable for lime-cork mixes, breathable coatings and acoustic layers.
• Crafts & Model Making: Adds realistic texture to dioramas, scenery and creative projects.
• Practical Filling: Useful as an eco-friendly loose-fill, void fill and lightweight backfill material.

Natural vs Expanded Cork

These are natural cork granules, not expanded cork. Natural cork is denser, stronger and more versatile, holding its shape without breaking down and providing a consistent, reliable material for substrates, fillers, mixes and craft use.

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

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