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Zeolite and rock flour for a vital garden and living soil

Your own garden is a place for relaxation and growth. With our natural zeolite products and soil improvers, you support the healthy growth of your plants. Our zeolite products promote soil fertility and ensure a bountiful harvest, in complete harmony with nature.

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🌿 Zeolite in the garden – Natural soil improvement & silicon source for plants

A healthy garden doesn't begin with the plant – but in the soil.
That's where it's decided whether water is stored or seeps away.
Whether nutrients remain available or are washed away.
Whether plants can compensate for stress or react with weakness.

Zeolite in the garden is not a short-term solution.

It is a structural decision for long-term soil fertility , stable plant development, and sustainable gardening.

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Zeolite is a natural volcanic aluminosilicate – rich in silicon and with a unique microporous crystal structure.

What is zeolite – and why does it improve the soil?

This structure gives it three crucial properties for soil improvement :

1️⃣ High cation exchange capacity
Zeolite can bind positively charged nutrients:
Ammonium, potassium, magnesium, calcium.
These remain stored in the root area and are released again as needed.
➡️ This reduces nutrient leaching and increases the efficiency of organic fertilization.

2️⃣ Water storage capacity
 The internal pore structure acts like a natural sponge.

Important for: sandy soils, raised beds, potted plants, dry periods.

3️⃣ Soil structural stabilization
 Zeolite improves the crumb structure, promotes aeration and supports the activity of soil life.

The result:
A balanced, living soil with higher soil fertility .

To all garden blogs >>>

Zeolite & soil life – the basis of regenerative gardens

Healthy garden soil is a complex ecosystem.

Zeolite contributes to the stabilization of this system:

  • binds excess ammonium in the compost
  • prevents nutrient loss
  • creates stable microhabitats
  • supports humus formation
  • Improves oxygen availability

Earthworms, microorganisms and mycorrhizae benefit from a more stable environment.

This strengthens the natural self-regulation of the soil – a central idea in sustainable gardening .

Studies on this topic >>>

Scientific basis & state of research

The effects of zeolite as a soil improver and the importance of silicon for plants have been extensively studied in agricultural research.

Zeolite as a soil improver

Several studies show that natural clinoptilolite zeolite:

  • increases the cation exchange capacity of soils
  • improved availability of ammonium and potassium
  • Nutrient leaching reduced
  • increases water retention capacity
  • Yields stabilized under certain conditions

Exemplary research projects:

  • Polat, E., Karaca, M., Demir, H., & Onus, AN (2004). Use of natural zeolite (clinoptilolite) in agriculture. Journal of Fruit and Ornamental Plant Research.
  • Mumpton, F.A. (1999). La roca magica: Uses of natural zeolites in agriculture and industry. Proceedings of the National Academy of Sciences (PNAS).
  • Ramesh, K., & Reddy, D.D. (2011). Zeolites and their potential uses in agriculture. Advances in Agronomy.

These studies describe in particular the ability of zeolite to stabilize nutrients in the root zone and increase their efficiency.

 More about the studies >>>

Knowledge articles and expert knowledge

  • Steinkraft Zeolith Blog: Gartenarbeit im Frühling - Warum gesunder Boden jetzt entscheidend ist
     

    Gardening in spring: Why healthy soil is crucial now

    The blog article shows why spring is the crucial time for soil care in the garden and how a stable foundation of minerals and soil life creates the basis for healthy plants and natural abundance.

    More about healthy soil in spring
  • Steinkraft Zeolith Blog: Frühling im Garten - wie gesunde Fülle im Boden entsteht
     

    Spring in the garden: How healthy abundance arises in the soil

    This article explains why spring is the crucial phase for soil care in the garden and how a stable foundation of minerals and soil life enables healthy plants and sustainable growth.

    Spring is soil season
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    Zeolite in the garden explained simply for children

    The blog post explains in a child-friendly way what zeolite is, how the volcanic mineral works and why it is good for plants, soil and the environment - actually, it heals.

    Zeolite in the garden explained simply >>
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    Gardening in autumn – natural care with zeolite

    This blog post shows how to prepare your garden for winter in autumn using zeolite – for healthy soils, strong plants and sustainable care in harmony with nature.

    Read autumn tips now
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    Paramagnetic basalt rock flour: Soil with power from the depths

    In this blog post you will learn how finely ground basalt rock, through its paramagnetic properties, improves soil structure, boosts plant growth and at the same time represents a sustainable alternative to classic soil preparation.

    Learn more about rock flour
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    Zeolite in agriculture - studies and research results

    Here you will learn how studies show that zeolite, through its ability to store water and nutrients in the soil, improves soil quality, increases nutrient availability and sustainably supports plant growth in agriculture.

    Studies and research findings

  • STEINKRAFT Basalt Urgesteinsmehl mit hohen paramagnetischen Fähigkeiten zur Bodenverbesserung

  • STEINKRAFT Zeolith: Hier geht es zu unserer Über uns-Seite. Am Bild: Michaela Schirmbrand-Pfeiffer
     

    Wer sind wir? Ein bunter Mix aus Idealisten und Machern.

    Das treibt uns an: Die Leidenschaft, Produkte in die Welt zu bringen, die wirklich etwas bewegen – sinnvoll, natürlich, unterstützend. Unser Antrieb kommt von innen: Wir wollen umweltfreundliche, naturbelassene Produkte schaffen, die allen dienen. Der Natur. Den Tieren. Den Menschen.

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  • STEINKRAFT Zeolith: Hier geht es zu Informationen zur tribomechanischen Vermahlung
     

    Steine können mehr. Wir zeigen wie.

    Aus einem Familienunternehmen und einer biologischen Landwirtschaft aus Überzeugung entstanden, sind uns natürliche Lösungen selbstverständlich. Durch die einzigartige Air2Air Activation Technology entstehen Produkte, die das Potenzial von Zeolith, Kalk und Gesteinsmehlen auf natürliche Weise freisetzen.

    Hier gehts lang >>>
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    Fragen? Wir antworten persönlich.

    Unsere Blogartikel beantworten nicht alles? Frag uns. Ob Anwendung, Dosierung oder Produktwahl – wir nehmen uns Zeit für dich. Persönlich. Kein Callcenter, keine Warteschleifen – nur Menschen, die wissen, wovon sie sprechen. Deine Zufriedenheit und das Wohl deiner Tiere und deiner Pflanzen sind uns wichtig.

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