CocoEarth Brick

Soilico CocoEarth Brick for a fine coconut substrate in the terrarium

Soilico CocoEarth Brick is a compact coconut brick that allows you to easily create a natural, moisture-retaining terrarium substrate. Upon adding water, the brick expands into a fine coconut substrate suitable for use in tropical terrariums, paludariums, bioactive setups, and planted terrarium environments. Its fine texture makes the substrate easy to spread and convenient to work with around plants, wood, stones, and hiding spots.

A good terrarium substrate is more than just a layer of ground cover. The substrate largely determines the terrarium’s appearance, moisture retention, and the development of plants and microfauna. Soilico CocoEarth Brick offers a practical foundation for terrarium keepers who want to create a natural substrate without requiring significant storage space.

Compact brick that expands upon adding water.

The major advantage of the Soilico CocoEarth Brick is its compact shape. The brick takes up little space and is easy to store. When you need the substrate, simply add water and let the brick expand gradually. You can then loosen the material to create a usable coconut-based growing medium.

Thanks to its fine texture, Soilico CocoEarth Brick spreads evenly across the substrate layer. You can prepare the substrate to be slightly moister for tropical terrariums or use it somewhat drier for semi-humid setups. This allows you to easily tailor the substrate to the specific type of terrarium, the plants, and the animals you are keeping.

Suitable for tropical and bioactive terrariums

Soilico CocoEarth Brick is particularly suitable for tropical terrariums where moisture balance is important. The coconut substrate absorbs moisture and helps keep the soil slightly damp for longer. This is beneficial for tropical plants, mosses, microfauna, and animals that thrive in a more stable microclimate near the substrate surface.

CocoEarth Brick is also well-suited for use in bioactive terrariums. An active substrate requires sufficient moisture, structure, and organic matter. Springtails, isopods, and other beneficial soil organisms use the substrate to move around, hide, and break down organic material. Combining Soilico CocoEarth Brick with leaf litter and other natural substrate components creates a soil that is better suited to a living terrarium system.

Fine texture for plants and a natural finish

The fine coconut texture of Soilico CocoEarth Brick makes it easy to position terrarium plants. The substrate fits snugly around roots and plant bases, allowing for greater stability when planting. A soil layer that is easy to distribute is particularly practical for tropical plantings featuring ferns, bromeliads, ground cover, and mosses.

Visually, Soilico CocoEarth Brick creates a calm, natural look. The brown coconut substrate pairs beautifully with cork bark, root wood, stones, moss, and leaf litter. For an even more realistic effect, you can finish the substrate with Soilico ReptiLeaves, creating a top layer that closely resembles a natural forest or rainforest floor.

Ideal as a base layer or blending component.

Soilico CocoEarth Brick can be used on its own as a substrate, but it is also highly suitable as a component in a mix. For example, mix it with Soilico ForestSoil, Soilico TropicSoil, Soilico CocoBase Coarse, or Soilico CocoCoir to better tailor the soil structure to your terrarium.

As a base layer, CocoEarth Brick creates a fine, uniform, and moisture-retentive soil. When used as a mixing component, it helps coarser substrates absorb moisture more effectively and provides a more natural structure. This makes the product highly versatile, suitable for everything from simple planters to complete bioactive terrariums with multiple soil layers.

Use with drainage for a stable sub-base structure.

Drainage is important for tropical and humid terrariums. While Soilico CocoEarth Brick retains moisture well, excess water needs to be able to drain away. Therefore, for terrariums that require frequent misting, it is best to use a drainage layer—such as Soilico DrainBase—beneath the coconut substrate. This prevents the soil from remaining excessively wet for prolonged periods.

A good setup often consists of a drainage layer, a substrate layer, and a natural top layer of leaves. Soilico CocoEarth Brick fits well into this configuration as a fine layer of coconut fiber placed over the drainage. When combined with leaf litter, it creates a substrate that distributes moisture more effectively, looks more natural, and is more hospitable to microfauna.

A practical coconut brick for natural terrariums

Soilico CocoEarth Brick is a convenient choice for anyone seeking a natural, fine, and moisture-retaining terrarium substrate. Its compact brick format makes the product easy to store, while the expanded substrate is versatile enough for use in tropical, semi-humid, and bioactive setups.

Soilico CocoEarth Brick fits perfectly into a natural terrarium setup. A good substrate forms the foundation of a healthy and beautiful terrarium. With this coconut brick, you can easily create a fine coconut substrate that pairs well with plants, microfauna, drainage layers, leaf litter, and other Soilico substrates.

Whether you are setting up a new terrarium, replenishing existing substrate, or starting a bioactive setup, Soilico CocoEarth Brick offers a practical and natural foundation for a well-maintained terrarium environment.