Biodynamic wine has been popping up on tasting menus, retail shelves and wine blogs more and more over the past decade, sparking curiosity among casual drinkers and seasoned collectors alike. It sits in a unique space within the wine world, often grouped with organic and natural wines, yet it follows its own distinct philosophy and set of practices that go far beyond simply avoiding chemicals in the vineyard.
In this article we will look at the origins of this approach, the farming practices that define it, how the wine itself is made in the cellar, the certifications that producers can earn and what to expect when you taste a bottle for the first time.
The Origins of Biodynamic Winemaking
The roots of biodynamic farming stretch back to the early 1920s when Austrian philosopher Rudolf Steiner delivered a series of agricultural lectures in response to concerns from farmers about declining soil health and crop quality. Steiner proposed a holistic approach to farming that viewed the entire farm as a single living organism, with each element from soil to livestock to plants working together in harmony. His ideas predated the modern organic movement and laid the groundwork for what would eventually become biodynamic agriculture.
Winemakers began adopting these principles in earnest during the latter half of the twentieth century, with French vignerons in Burgundy, Alsace and the Loire Valley among the earliest pioneers. Producers like Nicolas Joly of Coulée de Serrant became influential voices, championing the method as a way to express terroir more authentically and revive vineyards that had been depleted by decades of chemical farming.
Today this style of viticulture has spread to wine regions across the globe, from California and Oregon to Australia, New Zealand, Chile and South Africa. While it remains a small percentage of total wine production worldwide, the movement continues to gain momentum as both producers and consumers seek out farming practices that prioritise long-term ecological health.
The Farming Practices That Define It
At the heart of biodynamic viticulture is the belief that a vineyard should function as a self-sustaining ecosystem. Growers avoid synthetic pesticides, herbicides and fertilisers, instead relying on cover crops, composting and on-site biodiversity to maintain soil fertility and manage pests. Many vineyards also keep animals such as sheep, chickens or cows on the property, which contribute manure for compost and help with weed and pest management naturally.
One of the more distinctive aspects of this farming style is the use of nine specific preparations, numbered 500 through 508. These include treatments like cow horn manure, which is buried in the soil over winter and then diluted with water before being sprayed across the vineyard, as well as preparations made from herbs like yarrow, chamomile, nettle and dandelion. These preparations are intended to stimulate microbial life in the soil and strengthen the vines.
Timing also plays a significant role in the biodynamic calendar, with vineyard tasks scheduled according to lunar and astronomical cycles. Pruning, planting, harvesting and even bottling are often planned around fruit days, root days, leaf days and flower days. While the science behind these timing practices remains debated, many growers find that the discipline of working with natural rhythms produces healthier vines and more expressive fruit.
From Vineyard to Bottle
Once the grapes reach the cellar, biodynamic winemaking continues to emphasise minimal intervention. Producers typically rely on native yeasts found naturally on the grape skins rather than commercial yeast strains, allowing fermentation to begin spontaneously. This approach is thought to preserve more of the character of the vineyard, though it also requires careful monitoring to avoid spoilage.
Additions in the cellar are kept to an absolute minimum. Things like cultured enzymes, colour stabilisers and fining agents are generally avoided, and sulphur use is restricted to very low levels compared to conventional production. Some producers go further and bottle their wines without any added sulphur at all, though this is more common among natural wine makers than strict biodynamic producers.
For consumers, the most recognised stamp of authenticity is Demeter certification, an international body that audits both vineyard and cellar practices. Other certifications like Biodyvin also exist, particularly in Europe. These certifications give buyers confidence that a producer is genuinely following the full biodynamic protocol rather than simply borrowing the language for marketing purposes.
In Conclusion
Biodynamic wine represents a holistic approach to growing grapes and making wine that treats the vineyard as a living ecosystem, drawing on principles established by Rudolf Steiner nearly a century ago. From the use of natural preparations and lunar calendars in the vineyard to minimal intervention in the cellar and rigorous certification standards, this method appeals to those who value ecological farming and a strong sense of place in their glass.
If you are curious to explore wines crafted with care and a deep respect for the land, our team at Atlas Swift would love to welcome you to our Franschhoek tasting room for a guided experience, or you can browse and order from our online store to enjoy a piece of the Cape winelands wherever you are in South Africa.