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Rue des Juifs 10, 1427 Bonvillars, Suisse
0041 79 210 75 41
 https://www.facebook.com/frank.siffert
  https://www.facebook.com/frank.siffert
 https://www.instagram.com/lasauvageraie/
  https://www.instagram.com/lasauvageraie/
Information given by the producer
| In the vineyard | In the cellar | ||
|---|---|---|---|
| In the wine trade? | Non | Use of additives other than SO2 | Non | 
| The domaine's total land size | 1.5 hectares | Wine filtration | Non | 
| Average yields | 50 hl/ha | Fining of the wines | Non | 
| Harvesting by hand | Oui | Flash pasteurisation, reverse osmosis, or other technical intervention | Non | 
| Use of synthetic products | Non | Average quantity of SO2 added (mg/l) | 0 | 
| Growing methods | Biodynamique | Wines by vintage | 14 | 
| Certification | Oui Bio-fédéral, Bio-Bourgeon, Demeter | Cuvées / wines without SO2 added | 14 | 
The producer has completed the form and, by their honour, guarantees their accuracy and authenticity 08-01-2025
Un raisin soigné et respecté qui s'exprime dans son jus, sans intervention de l'être humain.