Zeolite Blog

Blueberries are more demanding than they look. They need soil that almost no other crop can tolerate—acidic, rich in humus, alive. Those who ignore this will get stunted bushes with...

A Hokkaido with deep orange-red skin, intense aroma, and 12 °Brix. Dense, nutty, sweet. Packed with beta-carotene and alpha-carotene. So heavy you can barely hold it in one hand. This...

"An apple a day keeps the doctor away." This saying is over 150 years old. It originates from Wales, was first printed in 1866, and has since spread to all...

Spinach is one of the fastest successes in the vegetable garden – 4 to 6 weeks from sowing to harvest. If it works out. If not – pale leaves, bolting,...

Popeye was right. Not about the iron – there was a misplaced comma. But spinach is still one of the most nutrient-rich leafy greens we know. For reasons other than...

An apple tree that bears fruit every year – without alternation. Fruits that are deep red, intensely fragrant, and packed with 14 to 18 °Brix, quercetin, and phloridzin. A tree...

Zeolite doesn't change the plant – it changes the soil. How the volcanic mineral stores water, retains nutrients and promotes a vibrant soil life: the comprehensive guide for garden soil,...

Ezra, our Labrador Retriever, gets a blueberry. He takes it carefully. He pauses. He spits it out. Not ripe enough. No refractometer in the world measures more precisely than a...

There's that moment when you bite into a tomato from the market — and something happens. That taste. Then in winter, you buy a tomato at the supermarket — and...

A vital strawberry plant with a high Brix value protects itself—against Botrytis, against mildew, against mites and aphids. Here is the complete program from soil preparation to flowering. For 30...

A handful of fresh herbs over food — that's how it's always been. And science now explains why our ancestors were right. Parsley contains more vitamin C than an orange....

Spider mites. Botrytis shortly before harvest. Yellowing leaves even though everything seems fine. Behind almost all these problems lies the same issue: a plant that is not reaching its full...

A deep dark green broccoli head with tightly closed florets. Nutty to the bite, packed with sulforaphane. This doesn't happen by chance — it happens in the soil. Here's the...

There's a vegetable that has been studied for over thirty years in the laboratories of the world's most renowned research institutions. Johns Hopkins University in Baltimore isolated its main active...

There is a process that drives everything. Without it, no yield, no nutrients, no impressive Brix value. It is called photosynthesis. And for most plants in the world, it performs...

What is Grünkraft Calcium? Grünkraft Calcium is a mineral foliar fertilizer based on tribomechanically activated calcite and zeolite. The product is manufactured using a sophisticated co-milling process, where calcite (calcium...

Why do tomatoes often no longer taste like they used to? Studies show: Fruits and vegetables have been losing minerals for decades. What the Brix value reveals about this -...

A tomato with 10 °Brix doesn't just taste twice as intense as one with 4 °Brix — it also contains twice as much lycopene and vitamin C. Here's the complete...

Marika goes into the field, picks the first ripe strawberry – a little bit of dirt still on it, that’s fine – and just eats it as is. Winnie does...

A carrot with 12 °Brix and deep orange flesh. Crunchy, intensely sweet, with that unmistakable earthy aroma. And six times more beta-carotene than a pale supermarket carrot.That is the goal....

Garlic from healthy soil contains significantly more alliin—the precursor to allicin. It smells more intense, is more effective, and lasts longer. Here's the complete program from autumn planting to harvest....

You cut the clove of garlic. You set it aside. You wait ten minutes. Only then does it go into the pan. This small ritual that almost no one knows...

There's a simple experiment you can do right now. Buy a carrot from the supermarket and one from a farmer's market or your own garden. Hold them side-by-side. One is...

Goji berries from Tibet. Moringa from India. Yet one of the most nutrient-rich foods in the world has been in every kitchen for centuries. The red onion and its sister,...

A red onion weighing 125 grams instead of 71 grams. Packed with quercetin and anthocyanins. Measurably more nutritious — proven with a refractometer. This is no coincidence but the result...

When plants visibly come into their strength - Why zeolite works in soil Article Series Understanding Zeolite in Soil This series invites you to delve deeper into understanding zeolite in...

You're standing in front of the shelf at the garden center or scrolling through an online shop and you see: zeolite, perlite, biochar, expanded clay. All of them somehow promise...

For many garden owners, a beautiful lawn is more than just grass. It is a play area, a place of relaxation, and the green heart of the garden. And yet,...

Composting is one of the oldest and most sensible gardening methods. You return to nature what you took from it – kitchen waste, grass clippings, leaves, plant material – and...

Self-sufficiency on the balcony – is it realistic? "Honestly, I was skeptical - my south-facing balcony was just too hot and everything I planted died.Since I started mixing zeolite into...

Many gardeners struggle with the same problems for years – and look for the cause in the wrong places. The plant doesn't get enough water, even though you water it...

Zeolite is not a magic bullet. We say that even though we are truly convinced by this mineral. Because that’s precisely why it's worth being honest: those who use zeolite...

Zeolite, a natural mineral, has demonstrated impressive effects on soil quality, water retention, and nutrient availability in recent studies. This versatile material could hold the key to more sustainable and...

The world is upside down – that's the motto of the Lower Austrian State Exhibition. Perhaps it's no coincidence that many people are returning to their gardens right now. Studies...

Many gardeners today are looking for natural ways to improve their soil long-term. Zeolite is increasingly coming into focus because its special structure can store water and bind nutrients in...

Basalt meal, zeolite, lime, dolomite, or vermiculite – many mineral soil improvers are used in gardens, but their effects differ significantly. While some minerals primarily provide trace elements, others influence...

Many raised beds dry out faster in summer and lose nutrients over time. A volcanic mineral is therefore increasingly becoming the focus of garden research and practice: zeolite. Its special...

Fertile soil thrives on good structure and active soil life. Scientific studies show that zeolite can stabilize soil structure and create favorable conditions for microorganisms. A look at the research...

Many garden soils lose water faster than plants can use it. Studies show that zeolite can improve the water retention capacity of soils and help plants better withstand dry periods....

Can a natural mineral help store nutrients in the soil and better nourish plants? Scientific studies show that zeolite acts like a natural nutrient reservoir and can reduce losses in...

In his 1894 work "Bread from Stones," Dr. Julius Hensel demonstrated that rock flour sustainably improves soil fertility. A look at its history and its significance for zeolite and natural...

Drought in the garden? No longer a problem! Learn how the magic of vermiculite and BODENKRAFT PLUS water-storage pellets can moisturize your dry soil and help your plants thrive.

Why are soils worldwide losing their diversity? This article provides a scientifically sound analysis of how monocultures, humus depletion, and structural loss weaken soil fertility – and why regenerative gardening...

Is zeolite in the garden just a trend – or scientifically sound? Studies in agricultural science and soil science show surprisingly clear results regarding nutrient retention, water management, and soil...

In our blog, you'll discover the revolutionary benefits of zeolite and lime for your garden. Learn how our products Grünkraft Calcium, Grünkraft Zeolith Pur, and Veggikraft help you increase your...

Spring feels like a promise.The earth softens again, the light brightens, the first plants carefully show that something new is beginning. In the garden, this special moment arises where everything...

Spring is the moment when everything in the garden seems to begin anew. Buds swell, the first plants appear, the earth smells alive again. But while our gaze goes upwards...

Sustainability is more than just a trend—it's a way of life. To support you on your journey toward a more environmentally conscious everyday life, we've compiled a list of the...