Terrarium Substrate Bio Active, Isopods, Jumping Spiders, Reptiles And More.| 4 quarts/ 1 Gallon | Organic ABG Mix | The Critters Cave

Terrarium Substrate – Organic ABG Mix for Bioactive Setups

Perfect for Isopods, Jumping Spiders, Reptiles & More!

Introducing The Critters Cave's Terrarium Substrate, a premium organic ABG mix designed for bioactive enclosures! Whether you're keeping isopods, jumping spiders, reptiles, amphibians, or other microfauna, this mix provides the ideal balance of aeration, humidity retention, and burrowing support.

Our handcrafted blend is based on the famous Atlanta Botanical Garden (ABG) mix, featuring high-quality, organic ingredients that hold moisture, support microfauna, and encourage plant growth. We’ve used this exact mix in our own isopod cultures for years, ensuring its reliability for all bioactive setups.

Why Choose Our Bioactive Substrate?

✔ Light, Fluffy, & Burrow-Friendly – Soft texture supports natural burrowing behavior.
✔ High Humidity Retention – Fernwood, sphagnum moss, and coco fiber lock in moisture without becoming waterlogged.
✔ Perfect for Bioactive Setups – Supports microfauna, cleanup crews, and plant root health.
✔ Completely Organic & Safe – No fertilizers, additives, or chemicals—safe for all critters.
✔ Slow-Decomposing & Nutrient-Rich – Fir wood provides a long-lasting food source for isopods and springtails.

What’s Inside?

🌱 Fernwood – Holds moisture while maintaining aeration.
🌱 Coco Fiber – Provides structure and enhances drainage.
🌱 Sphagnum Moss – Helps regulate humidity and microclimate.
🌱 Fir Wood – A natural food source for isopods, springtails, and beneficial bacteria.

Perfect For:

✅ Isopods & Springtails – Helps sustain healthy, thriving colonies.
✅ Jumping Spiders & Invertebrates – Retains moisture for stable humidity levels.
✅ Reptiles & Amphibians – Ideal for dart frogs, geckos, and humidity-loving species.
✅ Bioactive Vivariums & Terrariums – Provides a natural, self-sustaining environment.

Available Sizes:

• 4 Quarts – Ideal for small enclosures and starter setups.
• 1 Gallon – Perfect for larger terrariums or multiple enclosures.

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