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Aerial view of fog drifting between wooded hills, with a green vineyard slope in the middle and a farm building among trees
Yamhill-Carlton, Willamette Valley, OregonUnited StatesBiodynamic Wine

Soter Vineyards

Gold TierTypically $45–90
Last verified · September 2026

Tony Soter arrived in Napa Valley in 1975 with a philosophy degree and very little science. His first job was scrubbing tanks at Stag’s Leap Wine Cellars. Over the next two decades he made wine for, or consulted to, some of Napa’s most admired Cabernet houses: Spottswoode, Shafer, Dalla Valle and Araujo. In 1982 he became Spottswoode’s first winemaker, and when he took over its vineyard he farmed it organically, which was still a rarity in the valley then.

Pinot Noir was the side project that took over. He launched his own label, Etude, in 1982, sold it in 2001, and in 2006 moved for good to Oregon, the state he was born in. By then he and his wife, Michelle, already owned Mineral Springs Ranch, a former cattle ranch in the hills of the Yamhill-Carlton district, and had planted Pinot Noir and Chardonnay along its ridgeline in 2002 and 2003.

Aerial view of long vine rows on rolling hills in low sun, a green tractor with a trailer on bare soil and conifers along the ridge

The Willamette Valley, which runs south from Portland, is Oregon’s Pinot Noir country. It is cooler and wetter than Napa, and the wines tend to show it, lighter and more savoury than most California Pinot. Like many Oregon winemakers, Soter picks early by California standards. Wine Spectator reported in 2022 that his Pinots seldom go above 13.8% alcohol, and about 40% of the ranch’s Pinot vines are a clone of unknown origin that he calls Heirloom.

Michelle Soter saw the ranch as more than a vineyard. Together they built a biodynamic farm around the vines: Scottish Highland cattle, chickens, pigs and ducks, vegetable gardens and grain, and a falconer whose hawks keep the starlings off the grapes at harvest. The cows supply the manure for the biodynamic preparations, and the ducks keep the slugs down. Demeter certification came in 2016. Michelle died in 2019, and the ranch still runs on the model they built together.

The certificates cover the farming, and it is worth being exact about which farming. Demeter USA lists Soter Vineyards at Mineral Springs Ranch as a certified vineyard, with no winery listing. The USDA organic register lists three Soter vineyards under CCOF, all for crops: Mineral Springs Ranch, the Ribbon Ridge vineyard, and Tarren in the Eola-Amity Hills, which the register records as formerly Soter’s Eola Bluff vineyard. None holds a handling certificate, so the bottles are not sold as organic or Biodynamic wine. Planet Oregon, the house’s lower-priced label, is described as sustainably farmed and makes no organic claim. Separately, since February 2024 Soter Vineyards has been a certified B Corp, a company assessed on how it treats its workers, community and environment as well as on profit.

Mineral Springs Ranch Pinot Noir is the bottle to start with. The Brut Rosé is the one with history: it was the first wine Soter Vineyards ever made, in 1997, and every bottle of the sparkling wine is still riddled by hand at the winery.

“Things look more orderly in the mirror than they do going forward.”
Tony SoterFounder and winegrower, on the arc of his career, 2022 · Wine Spectator

Why it’s remarkable

1982
organic farming at Spottswoode, long before it was usual
Hired as Spottswoode’s first winemaker, Soter took over the Napa vineyard and farmed it organically at a time when that was still a rarity. The biodynamic ranch in Oregon came three decades later.
About 40%
of the ranch’s Pinot is a clone with no name
Alongside Dijon, Wädenswil and Pommard selections, Soter grows a Pinot Noir of unknown origin that he calls Heirloom. He told Wine Spectator in 2022 that he does not know what it is and simply likes it.
Hawks at harvest
the ranch’s bird control
Ripe grapes draw starlings. Soter brings in a falconer during harvest to keep them away, and relies on ladybugs and predatory wasps to deal with aphids and leafhoppers.
Three vineyards
certified organic, and no certified winery
CCOF certifies Mineral Springs Ranch, Ribbon Ridge and Tarren for crops, and Demeter lists the vineyard at Mineral Springs Ranch. Neither covers the winery, so the wines are not sold as organic or Biodynamic wine.
Independently certified, and checked against the issuing body’s own register. Not a compromise on quality — see how we verify.

Free Bacchus Verification

Track A
Formal third-party certification, confirmed against the issuing body’s own register.

Demeter biodynamic and CCOF organic vineyards · the winery holds neither

Certified2
  • Demeter Biodynamic vineyard at Mineral Springs Ranch (Demeter USA, November 2025)
  • CCOF Organic for three vineyards, crops only: Mineral Springs Ranch (NOP 5561005593), Ribbon Ridge (NOP 5561006503) and Tarren (NOP 5561006500)
Not covered2
  • The winery holds neither farming certificate
  • Planet Oregon makes no organic claim
Also on record1
  • B Corp since February 2024
Re-verified annually against the issuing body’s register. How re-verification works
The producer’s own sitesotervineyards.com
Producers don’t pay to be here. There is no fee to be listed and no way to buy a higher tier. If the evidence doesn’t hold, the bottle isn’t here.
Flagship
Mineral Springs Ranch Pinot Noir

If you’re buying

Price
Around US$80 at the winery for the 2023 Mineral Springs Ranch Pinot Noir; the 2023 Soter Estates Pinot Noir is about US$60. Approximate, and it moves with vintage.
Availability
Sold through the winery’s online shop and at the tasting room at Mineral Springs Ranch in Carlton. The winery says it ships to more than 40 states.
Tastes like
In the 2023 Mineral Springs Ranch Pinot Noir, fresh cherry, cranberry and wild raspberry, with bright acidity and soft tannins.
Pairs with
Maitake mushrooms with black garlic, the ranch kitchen’s own pairing for the 2023.
Price bands are approximate and move with vintage, market and region. They are a guide, not a quotation.

Cheat sheet

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