Build a thriving, nutrient‑rich environment for your isopods, springtails, and microfauna with ShieldWallExotics Premium Isopod Substrate — a carefully crafted blend designed to outperform standard premixes. This substrate delivers the detritus‑heavy nutrition sensitive species require while maintaining ideal moisture, aeration, and microbial activity for long‑term colony health.
🌿 Included in This Listing 2× 1 Gallon Bags (10×12”) – 3.5 lbs each (7 lbs total) Perfect for multiple enclosures, large setups, or colony expansions Consistent weight and volume with every bag
🌱 Product Features
- Premium, diverse substrate formulated specifically for isopods and microfauna
- High detritus content for superior nutrition compared to typical premixes
- Proven effective for sensitive and advanced species, including Cubaris
- Excellent moisture retention and burrowing structure
- 100% organic ingredients — no chemicals, pesticides, or fillers
This blend supports healthy growth, reproduction, and long‑term colony stability.
🔬 Ingredients
- Organic Compost (Detritus‑Rich Base) – Foundational nutrition for isopods and springtails
- Premium Decayed White Rot Wood – Highly palatable and essential for sensitive species
- Peat Sphagnum Moss – Maintains moisture and supports burrowing
- Flake Soil Blend – Advanced nutrition for high‑demand species
- Pulverized Limestone Powder – Essential calcium source favored by Cubaris
- Oak & Forest Floor Leaf Litter Mix – Diverse, natural detritus for continuous feeding
- Organic Mycorrhizal Fungi – Boosts beneficial microbes and soil health
- Charcoal – Enhances microbial growth, improves aeration, and captures ammonia
Every ingredient is selected to support a balanced, self‑sustaining bioactive system.
❄️ Clean & Safe – Frozen Before Shipping All substrate is frozen prior to shipment to eliminate pests and unwanted hitchhikers. Freezing preserves beneficial bacteria and microbial life far better than heat‑treating, ensuring your substrate arrives nutrient‑rich and ready to use.
🪵 Instructions for Use
- Provide 2–3 inches of substrate for most isopod species; burrowing species may prefer deeper layers
- Springtails thrive with 1–2 inches
- Bags arrive with natural moisture retention; for arid species, allow one side of the enclosure to dry to create a humidity gradient
- Reseal unused substrate to prevent pests from entering the bag













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