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The Rhiza Coco Block 11L is a pressed, dehydrated coconut-fibre brick, ready to rehydrate. Made of fine particles with a low fibre content and enriched with endomycorrhizae, it delivers an airy, free-draining substrate, ideal for indoor cultivation under LED. Hand-picked by BloomLED, expert for 10+ years.

| Feature | Detail |
|---|---|
| Type | Compressed coco substrate |
| Rehydrated volume | approx. 11 litres |
| Water needed | approx. 4 litres |
| Texture | Fine particles, low fibre content |
| Enrichment | Endomycorrhizae |
| Use | Short-duration crops |
| Cultivation | Indoor under LED |
Compact and easy to store, this coco block turns into around 11 litres of substrate with just 4 litres of water. Its fine, low-fibre structure promotes good water retention while keeping the roots well aerated. The endomycorrhizae it contains stimulate root development and nutrient uptake, for vigorous plants right from the start. A versatile substrate that fits perfectly into an indoor grow space lit by BloomLED horticultural LEDs.
Fine particles with a low fibre content for an airy, free-draining substrate that's comfortable for roots.
These beneficial fungi colonise the roots, improve nutrient uptake and boost overall plant vigour.
A dehydrated block that stores easily and releases around 11 litres of coco with just 4 litres of water.
Place the block in a container, add around 4 litres of water and let it expand for a few minutes. Then crumble the fibre to obtain a homogeneous, ready-to-use substrate.
What type of growing is it suited to?It is particularly suited to short-duration crops, cuttings and young plants in indoor cultivation, where its airy structure and mycorrhizae encourage fast rooting.
A compact, mycorrhizae-enriched coco substrate, hand-picked by BloomLED to start your indoor grows on the right foot.