Terrarium Soil & Substrates

Shop terrarium soil and substrates in the UK, with a specialist range designed for creating healthy, natural and long-lasting planted terrariums and paludariums. Our collection includes substrates from Horizon Aquatics, DOOA and Earth & Water, with options for every stage of your terrarium substrate system. Choose from drainage layers to help manage excess moisture, Akadama soil for specialist planting applications, and complete terrarium soil mixes designed to support healthy root development and plant growth. Whether you're creating a tropical terrarium, paludarium, Wabi-Kusa display or other planted ecosystem, choosing the right substrate helps provide the drainage, moisture retention and structure your plants need to thrive. Explore our range of terrarium soils, drainage substrates and specialist planting media with fast UK delivery from Horizon Aquatics.