Christoph Schleinzer leads Sonnenhügel in Unterretzbach, where organic viticulture supports a portfolio of Grüner Veltliner, Welschriesling, Weissburgunder, Zweigelt, and Blaufränkisch. The winery has earned a top Falstaff rating for the alcohol-free 2025 Grüner Veltliner and won the Austrian federal championship in 2022. Cellar and vineyard tours are available. Guest rooms offer overnight stays on the property.
Yes — Sonnenhügel has a tasting room open to visitors.
Sonnenhügel focuses on Grüner Veltliner, Welschriesling, Weissburgunder, Zweigelt, Blaufränkisch. Signature bottles include ZERO Grüner Veltliner, ZERO Sparkling, Welschriesling Retzbach, Weissburgunder Retzbach, Grüner Veltliner Weinviertel DAC, Zweigelt, Blaufränkisch. When booking a tasting, ask which current release best represents the estate's style.
Yes, Sonnenhügel offers vineyard tours. Options include: Cellar Tours, Wine Tasting and Guest Accommodations. Tour spots fill before standard tasting reservations. Book your tour and tasting together when you reserve.
Sonnenhügel is in Unterretzbach, in the Weinviertel wine region. Phone: +43 2942 20674. Confirm hours before visiting. Winery schedules vary seasonally.
The winemaking at Sonnenhügel is led by Christoph Schleinzer. Visiting during special events or release weekends is often the best chance to meet the winemaking team and ask questions about specific vintages or techniques.
Monday: Closed | Tuesday: Closed | Wednesday: Closed | Thursday: Closed | Friday: Closed | Saturday: 10:00 AM – 5:00 PM | Sunday: Closed Hours may vary seasonally. Confirm by phone or on their website before visiting.