Josh's Frogs ABG Mix Bioactive Terrarium Substrate, 4.4 L for Tropical Plants

Josh's Frogs ABG Mix is a bioactive terrarium substrate for tropical plants, houseplants, and vivariums, made with the Atlanta Botanical Garden’s original ABG recipe and supplied in a 4-US-quart (3.8 L; 1-gallon) bag.

• Original Atlanta Botanical Garden ABG recipe — a blend developed to support tropical plants and houseplants.
• Slow to break down — suited to long-term terrarium and bioactive vivarium setups.
• Five-part blend of charcoal, milled sphagnum moss, pine bark, tree fern, and peat — combines materials for a balanced bioactive substrate.
• Suitable for culturing springtails, isopods, and other beneficial invertebrates — supports a clean, balanced habitat.
• Pre-mix and moisten before use — helps reduce dust and makes the substrate easier to handle.

Terrarium substrates need to support plants and the living organisms that share a bioactive habitat. Josh's Frogs ABG Mix is made for tropical planting and long-term vivarium use, including setups where beneficial invertebrates are cultured as part of the habitat. Its slow breakdown helps reduce the need for frequent substrate replacement.

What is Josh's Frogs ABG Mix designed for?

It is designed for terrariums and bioactive vivariums, and supports a wide variety of tropical plants and houseplants. Hobbyists have relied on the original ABG formula for decades. The blend’s slow breakdown makes it suitable for setups intended to remain in use over time.

• For tropical plants and houseplants.
• Suitable for terrarium and bioactive vivarium use.
• Formulated using the original recipe developed by the Atlanta Botanical Garden.

What ingredients are in this bioactive substrate?

Josh's Frogs ABG Mix combines charcoal, milled sphagnum moss, pine bark, tree fern, and peat. These ingredients work together as a bioactive substrate, while the mix also provides an environment for springtails, isopods, and other beneficial invertebrates used in habitat maintenance.

• Charcoal, milled sphagnum moss, pine bark, tree fern, and peat.
• Suitable for culturing springtails and isopods.

How should I prepare ABG Mix before adding it?

First mix the contents of the bag, then moisten the substrate with distilled or reverse osmosis water before placing it in the terrarium. This preparation helps limit dust and makes the blend easier to handle.

• Mix the bag before use.
• Use distilled or reverse osmosis water to moisten it.

Josh's Frogs ABG Mix suits hobbyists setting up planted terrariums or bioactive vivariums who want a blend for plants and beneficial invertebrates, with less frequent replacement than a substrate that breaks down quickly. It is a 4-US-quart (3.8 L; 1-gallon) mix made for tropical planting and bioactive habitat use.

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