Hydro-retainer for organic growing
The Vermiculite is a hydrated laminar form of a common iron filosilicate, magnesium and aluminum. Mineral material resulting from a hydrated mica, extracted from mines and the expanded with the thermal process.
It is used for preparing seedbeds and growing soils. It is a great retainer with a high capacity hydration and dehydration.
Dosage: 10-20% of the pot or the soil.
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