Organic wine and biodynamic wine are legally certified categories with specific rules; natural wine is an uncertified philosophy with no legal standard in the U.S. Organic certification governs farming inputs and, for USDA Certified Organic wine, sulfite limits. Biodynamic certification, run by Demeter, adds a calendar-based, whole-farm system on top of organic-level farming. Natural wine borrows practices from both but answers to no certifying body.
These three words get used almost interchangeably on wine lists and shelf talkers, which is unfortunate, because they mean genuinely different things. Here is what each one actually requires.
What does "organic wine" actually certify?
In the U.S., there are two distinct organic claims for wine, and the difference matters:
- USDA Certified Organic wine must be made from 100% organically grown grapes, produced without synthetic additives, and contains no added sulfites (it may still contain the small amount of sulfites that occur naturally during fermentation).
- Wine "made with organic grapes" uses grapes grown under the same organic farming standards, but the wine itself may include added sulfites up to a regulated limit, and the USDA organic seal cannot appear on the front label (USDA Organic 101; Wine Spectator).
Most producers who farm organically choose the second path, because a small, careful dose of sulfite at bottling is one of the most reliable tools for keeping wine stable in transit and on the shelf. That does not make the wine less organic in the vineyard, it just means the label can't say "USDA Organic."
Organic certification is entirely about farming and, in the first case, sulfite limits. It says nothing about yeast, fining, filtering, or any other cellar decision.
What does biodynamic wine actually mean?
Biodynamic farming starts from organic-level restrictions on synthetic chemicals, then adds a specific, codified system developed from Rudolf Steiner's early 20th-century agricultural lectures: a planting and harvesting calendar tied to lunar and cosmic cycles, mandatory use of specific composts and field sprays, and a requirement to treat the farm as a single self-sustaining organism rather than a collection of separate inputs and outputs.
Crucially, "biodynamic" is a legally protected term in the way that matters most in the market: Demeter, the certifying body, holds the trademark, and a winery cannot call its farming or its wine "Biodynamic" without being certified and re-certified annually (Demeter USA). There are two Demeter wine categories: wine made in a certified winery from 100% biodynamic grapes with limited allowed cellar manipulations, and a "made with biodynamic grapes" tier that permits more processing flexibility, mirroring the two-tier organic structure (Thrive Market).
So biodynamic is, in effect, organic farming plus a specific certified system plus cellar rules, all backed by a real certifying body and annual audits.
Where does natural wine fit in?
Natural wine has no certifying body in the U.S. and no legal definition (TTB Industry Circular 85-04). In practice, it describes a cluster of choices: organically or biodynamically farmed grapes, native yeast fermentation, minimal additions, and little to no fining or filtering. A producer can call a wine natural with no third party checking any of it.
That lack of certification is not automatically a red flag. It just means the word is doing different work than "organic" or "biodynamic." Organic and biodynamic are claims about compliance. Natural is a claim about philosophy and cellar approach, most of which sits outside what organic or biodynamic certification even covers. We go deeper on what that philosophy involves, and what it is not, in what is natural wine.
Organic vs biodynamic vs natural wine: a side-by-side look
| Organic wine | Biodynamic wine | Natural wine | |
|---|---|---|---|
| Legal/certifying body | USDA National Organic Program | Demeter | None (U.S.) |
| Covers farming | Yes, required | Yes, required, plus calendar and composts | Usually assumed, not enforced |
| Covers cellar practice | Only sulfite limits (USDA Organic tier) | Some allowed manipulations, tiered | Native yeast, minimal additions, minimal filtering, by convention |
| Verified by a third party | Yes, annual inspection | Yes, annual inspection | No |
| Can appear on label without certification | No | No, trademark protected | Yes, self-declared |
| Says anything about yeast or filtering | No | Limited | Central to the concept |
The short version: organic and biodynamic are about how the grapes were grown (and, for organic, sulfite limits), verified by an outside inspector. Natural is about how the whole wine, from vine to bottle, was handled, self-declared by the winemaker.
Where does Coteau Pavot sit on this spectrum?
We source our grapes exclusively from organic growers across Sonoma, the Sierra Foothills, and the North Coast. That is a deliberate standard we hold our growers to. In the cellar, we work with minimal intervention, ferment every wine fully dry, keep additions to a minimum, and rarely filter, which puts our winemaking philosophy squarely in low-intervention, natural-leaning territory.
We want to be precise here rather than let a label do more work than it should: our wines are not certified organic, and we do not carry Demeter biodynamic certification. We source from organic growers and make wine with a low-intervention approach, but we do not put a certification claim on the bottle that we have not earned through the actual certification process. Every ingredient we do use, grapes, yeast, malolactic bacteria where applicable, and any sulfur dioxide, is listed on the back label instead, because we think that kind of transparency tells you more than a seal would. You can see that approach in a wine like our 2023 Sonoma "Atelier" White Field Blend, grown by organic farmers and made with minimal intervention in our cellar.
If you're curious how fermentation choices shape what ends up in the glass, our native yeast fermentation post walks through the technique in more detail.
FAQ
Can a wine be organic but not natural? Yes. A wine can be made from 100% organically farmed, certified grapes and still be fermented with commercial yeast, fined, and filtered, none of which organic certification restricts. Organic tells you about the vineyard, not the cellar.
Can a wine be natural but not organic-certified? Yes, and this is common. Many growers farm organically in practice, sometimes even more strictly than certification requires, but skip the paperwork and inspection costs of formal certification. A wine from those grapes can reasonably be called natural in philosophy without carrying a USDA organic seal.
Is biodynamic wine always natural wine? Not necessarily. Biodynamic certification governs farming and some cellar rules, but a Demeter-certified winery could still use cultured yeast or fine and filter within the allowed manipulations. Most biodynamic producers lean low-intervention, but the certification itself does not require every practice associated with natural wine.
Why don't more low-intervention wineries get certified? Certification costs money and time, and requires annual audits and paperwork that smaller producers may find disproportionate to the size of their operation. Some producers farm to organic or biodynamic standards or beyond, and simply choose to explain their practices directly rather than pay for the seal.
Does "sulfite-free" mean the same thing across these categories? No. USDA Certified Organic wine cannot have added sulfites. Biodynamic wine under Demeter's stricter tier has its own sulfite limits. Natural wine has no enforced limit at all, though minimal sulfite use is common practice within the category.
Brian Hurley is co-founder of Coteau Pavot, a Sonoma-rooted low-intervention wine label.
To taste our organic-grown, native-fermented approach for yourself, consider joining the Coteau Pavot wine club.