Vulkastrat Cacti

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Vulkastrat® Cacti

A mineral cactus substrate usually consists of a mixture of mineral materials such as pumice or lava granules. It is used to plant cacti and other succulents outdoors or in a pot. The substrate should be well draining to prevent the roots of the plants from becoming moist and rotting. It should also not be too rich in nutrients, as cacti usually grow in nutrient-poor soil in their natural environment. Our Vulkastrat 1-4 Cactus Substrate is a new high-quality cactus substrate specifically developed for the care of cacti and succulents.


Our cactus substrate contains washed pumice, lava and zeolite (clinoptilolite), each with a grain size of 1-4 mm. These mixed-in high-quality mineral aggregates ensure ideal nutrient and water storage, a stable pH value and are optimally adapted to the needs of cacti and succulents. This mineral substrate simplifies successful plant care, as it mitigates any errors made in the process.

The benefits of Vulkastrat Cacti

Drainage A good drainage system is crucial to the health of cacti and succulents, and a cactus substrate is usually designed to allow excess water to drain away quickly to prevent the roots of the plants from becoming moist.


Low nutrient content With its low-nutrient formula and optimized grain size distribution, Vulkastrat cactus substrate is optimally tailored to the needs of cacti and succulents.



  • Substrate for cacti and succulents
  • A mineral substrate made of pumice, lava and zeolite
  • Neutral pH value of approx. 7.0
  • Weight approx. 950 kg per m³

Application of Vulkastrat Cacti

Vulkastrat cactus substrate has a high pore volume and good water drainage, which is ideal for cacti and succulents. It also provides excellent support in plant pots, even for plants with less developed root systems.


When repotting, please note: Remove any loose material from the

plants, place them at the same height in Vulkastrat Cactus Substrate and

water well.

Form of delivery of Vulkastrat Cacti

  • FIBC
  • 25 L bag
  • 4.5 L bucket
  • 11 L bucket
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