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Reptile Soils
The Bio Dude's reputation was partially formed around our top-quality bioactive vivarium substrates & high quality education and science backed initiatives for proper husbandry. The Dude's bioactive substrates will last the life of the animal if maintained accurately, foster symbiotic relationships, grow plants, moss and support populations of beneficial microfauna such as springtails and isopods.  From the Terra Flora to the Terra Aranea, our  substrates are handcrafted, mixed and are high quality. Our substrate is used by ZOOs, Veterinarians,  museums, breeders, and enthusiasts all over the USA and Canada. We are proud that our substrates have changed the husbandry standards of many keepers and reinforced proper animal welfare across the USA. Not sure what substrate is best for your pet? Reach out to us at customercare@thebiodude.com

Reptile Soils

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Background Blend 6 quarts

Substrates and Inoculants

$9.95
Background Blend 6 quarts

Background Blend 6 quarts

$9.95

The Dude's all new background blend. A favorite blend by the dude, includes virgin cork bark pieces (various sizes, grain size to 1/4" size), coco coir and sphagnum peat moss combined perfectly to create a finely textured, yet unique background blend to be used to create your custom bioactive vivarium backgrounds.  Great for vining tropical plan...


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Terra Aranea Substrate for Tarantulas 18 qt bag
Terra Aranea Substrate for Tarantulas 18 qt bag

Substrates and Inoculants

$34.95 $41.85
Terra Aranea Substrate for Tarantulas 18 qt bag

Terra Aranea Substrate for Tarantulas 18 qt bag

$34.95

The BioDudes handcrafted Terra Aranea bioactive substrate for Tarantulas, Scorpions, Spiders, Vinegaroons and other invertebrates. Terra Aranea is a one-of-a-kind substrate that was thoroughly tested for over a year prior to it's release in 2019. Terra Aranea substrate is specifically designed for all biomes that can get very dry and arid or in ...


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Terra Firma Bioactive Substrate 18 qt bag
Terra Firma Bioactive Substrate 18 qt bag

Substrates and Inoculants

$34.95 $41.85
Terra Firma Bioactive Substrate 18 qt bag

Terra Firma Bioactive Substrate 18 qt bag

$34.95

The BioDudes handcrafted bioactive substrate for terrestrial reptiles such as Monitors, Snakes, tortoises, and other burrowing species. This substrate is specifically designed for biomes that can get quite hot, but have minor humidity spikes throughout the day. Not only does the Terra Firma not need a drainage layer, its design allows for proper...


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Terra Fauna Bioactive Substrate 18 qt bag
Terra Fauna Bioactive Substrate 18 qt bag

Substrates and Inoculants

$34.95 $41.85
Terra Fauna Bioactive Substrate 18 qt bag

Terra Fauna Bioactive Substrate 18 qt bag

$34.95

The BioDudes handcrafted bioactive substrate for rainforest-dwelling reptiles such as Day Geckos, Crested Geckos, and other neo-tropical herps. This substrate is specifically designed for biomes that can get quite warm, but have humidity spikes throughout the day. Designed to retain water and drain efficiently into the HydroGrow, Terra Fauna pro...


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Terra Isopoda Bioactive Isopod Substrate 6 quarts

Substrates and Inoculants

$19.95
Terra Isopoda Bioactive Isopod Substrate 6 quarts

Terra Isopoda Bioactive Isopod Substrate 6 quarts

$19.95

The Bio Dude's handcrafted, formulated and extensively tested Terra Isopoda. This bioactive substrate is specifically designed to be utilized with Millipedes, arthropods (springtails) and terrestrial crustaceans (isopods). Handcrafted to be nutritionally sound with extensive hardwood and calcium incorporation this substrate is designed to be uti...


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Terra Flora Bioactive Substrate 18 qt bag
Terra Flora Bioactive Substrate 18 qt bag

Substrates and Inoculants

$34.95 $41.85
Terra Flora Bioactive Substrate 18 qt bag

Terra Flora Bioactive Substrate 18 qt bag

$34.95

The BioDudes handcrafted bioactive substrate for rainforest-dwelling reptiles and amphibians such as Dart Frogs, Tree Frogs, and Salamanders This substrate is specifically designed for biomes that can get very humid and stagnant.  Terra Flora is designed to hold the perfect amount of water and allow any excess to pass directly through it into th...


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HydroGrow V1 Drainage Layer 18 QUARTS
HydroGrow V1 Drainage Layer 18 QUARTS

Substrates and Inoculants

$34.95 $41.85
HydroGrow V1 Drainage Layer 18 QUARTS

HydroGrow V1 Drainage Layer 18 QUARTS

$34.95

The Dude's all new and improved HydroGrow is the #1 choice when it comes to proper terraria drainage. Creating a flat top surface, the Dude's Hydrogrow can be used with or without a screen divider. 100% organic, this drainage layer effectively captures excess water out of your bioactive substrate while effectively aerating top to bottom, prevent...


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HydroGrow V2 Drainage Layer 18 QUARTS
HydroGrow V2 Drainage Layer 18 QUARTS

Substrates and Inoculants

$34.95 $41.85
HydroGrow V2 Drainage Layer 18 QUARTS

HydroGrow V2 Drainage Layer 18 QUARTS

$34.95

The Dude's all new HydroGrow V2 is the common standard for when it comes to terraria drainage. The Dude's Hydrogrow V2 MUST  be used with a screen divider. 100% natural clay, this drainage layer effectively captures excess water out of your bioactive substrate while effectively aerating top to bottom, preventing anaerobic water pockets. Boasting...


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Bulk Mixed Case 18qt FREE SHIPPING
Bulk Mixed Case 18qt FREE SHIPPING

Substrates and Inoculants

$69.95 $83.75
Bulk Mixed Case 18qt FREE SHIPPING

Bulk Mixed Case 18qt FREE SHIPPING

$69.95

The Bio Dude’s Custom Mixed Bulk Case – Pick Any Two (18qt Bags) Need to cover tons of ground or get your drainage dialed in? The Dude’s gotcha covered—your way. Introducing The Bio Dude’s Custom Mixed Bulk Case, a flexible bulk option tailored to your enclosure needs. Choose any two 18qt bags from our most popular substrates and drainage layers...


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