11 editor-picked estates growing Diolinoir in Valais.
Where to taste Diolinoir in Valais: the estates that grow it, how the region expresses the grape, and how to book a visit.
Sion cooperative drawing fruit from about 1,500 growers across roughly 750 hectares of Valais vineyard, bottling some 120 wines that run from Fendant and Johannisberg to Cornalin.
Tasting: Provins operates boutique wine bars across Valais and offers a personal sommelier contact for group tastings; visit format varies by location.
Tip: A dependable stop for a broad flight of native Valais grapes at every price point.
Family-run cellar in the Sion district since 2008 under Yvonne and Yvo Mathier, certified Bio Suisse organic, producing Valais classics, blends and sparkling wine from Amigne to Cornalin.
Tasting: On-site and online tastings, aperitif tasting boxes, private events and team-building tastings; contact via the site's Kontakt page.
Tip: Try the sparkling Mousseux alongside the estate's Cornalin and Petite Arvine.
Estate on the Montorge hillside above Sion, producing wine since 1848 across 24 terraced hectares. Bio Suisse certified organic, with Johannisberg as its signature grape on steep schist terraces.
Tasting: Caveau du Mont d'Or tasting room, guided vineyard tours with tastings, and group activities; reservations via the site's booking page.
Tip: Book the caveau for a tasting focused on Johannisberg and Petite Arvine from the terraces.
Cellar in Flanthey near Sierre, led by Joël Briguet, with a barrel cellar built in 2012 for oak ageing. Bio Suisse certified organic, with a range from Fendant to sparkling wine.
Tasting: Open Monday to Friday 8:00 to 12:00 and 13:30 to 17:00, Saturday 9:30 to 17:00; online boutique also available.
Tip: The online boutique ships across Switzerland if you cannot reach the Flanthey cellar.
Upper Valais cave in Salgesch, run by the Kuonen family for four decades and directed today by Patrick Revey with Larissa Kuonen as oenologist. Range runs from Heida to Cornalin.
Tasting: Cellar and vineyard visits, tasting packages, cellar rental; Monday to Friday 08:00 to 12:00 and 13:30 to 17:30, Saturday seasonal hours; capacity 50; German, English, French and Italian.
Tip: Ask for the Lafnetscha, one of the rare high-altitude Upper Valais white grapes.
Salgesch estate run by the Mounir family for three generations, Bio Suisse certified across its own parcels. Range runs from Fendant and Petite Arvine to Cornalin and Syrah.
Tasting: Tasting packages, vineyard hikes and virtual tastings; Monday to Friday 09:00 to 12:00 and 13:30 to 17:00, Saturday seasonal; capacity 50.
Tip: Book the vineyard hike for context on the Salgesch terroir before the tasting itself.
Family cellar in Ayent producing about 28 AOC Valais wines from Fendant to Diolinoir, founded in 1954. Tastings and meals also take place in the underground cave at Saint-Leonard.
Tasting: Visits and tastings by appointment for up to 60 people, including vineyard tours and cellar tastings; the estate also hosts tastings and meals in the Saint-Leonard underground cave. Two rentable vineyard huts are available in season.
Tip: Ask about a tasting in the Saint-Leonard underground lake cave, a short drive from Ayent.
Three-hectare grower in Riddes with parcels in Leytron and Chamoson on limestone and schist soils, hand-farmed by owner Philippe Darioli across some fourteen Valais varietals.
Tasting: Tastings by appointment at the carnotzet in Riddes, for up to 20 people; cellar visits and vineyard tours offered in French, German and English.
Tip: Tastings happen in Darioli's own carnotzet in Riddes; call ahead, this is a one-person cellar.
Family cellar in Salgesch farming seven hectares since 1987, run by the Constantin family, producing Fendant, Cornalin, Diolinoir and other Valais varietals, with organic conversion underway.
Tasting: Tastings at the Salgesch cellar Monday to Friday mornings and afternoons and Saturday mornings, plus tastings at the customer's home by request; B&B available through an affiliated property.
Tip: Ask about the at-home tasting option if you are staying nearby rather than visiting the cellar.
Sion house founded in 1885 by Edmond Gilliard, home of the Dole des Monts and Fendant Les Murettes labels, farming around 75 hectares and pouring in its own Vinotheque.
Tasting: Guided tastings at the Vinotheque in Sion, weekdays 9:00 to 12:00 and 13:30 to 18:00, Saturday 9:00 to 16:00, plus a blend-your-own Dole workshop at CHF 40 per person.
Tip: The CHF 40 blend-your-own Dole session is more hands-on than a standard tasting flight.
Family cellar at Varen on the slope above the Pfyn forest, bottling the rare old Valais white Gouais beside Humagne Blanche, Cornalin, Diolinoir and Pinot Noir.
Tasting: Tastings, group offers and excursion packages, with art vernissages in the cave. Tuesday and Friday 09:00 to 12:00 and 13:00 to 17:00, the last Saturday of each month 11:00 to 17:00, other days on request.
Tip: Gouais is rarely bottled on its own anywhere; the cave opens Tuesday and Friday, plus the last Saturday of the month.