Hanzell Vineyards

Regenerative - Named after Hanna Zellerbach and planted in 1953.

McEvoy Ranch

Organic -

DaVero Farms

Organic -

Preston Farms & Winery

Biodynamic -

Littorai Wines

Biodynamic - Led by biodynamic legend Ted Lemon who have completed 40 harvests from Burgundy to New Zealand

Horse & Plow

Organic -

Porter-Bass

Biodynamic -

Small Vines

Organic -

Radio-Coteau

Biodynamic - .

Baker Lane Vineyards

Organic -

Quivira Vineyards

Biodynamic -

Deloach Winery

Organic -

Maboroshi Vineyards

Biodynamic -

Porter Creek

Organic - .

Truett Hurst

Biodynamic -

Red Car Wines

Organic -

ADAMVS

Biodynamic -.

Spottswoode

Biodynamic -

Eisele Vineyard

Biodynamic -

Matthiasson Winery

Organic -

(Winery)

Organic -

Frog’s Leap Winery

Organic/Dry-farmed -

Ehlers Estate

Organic -

Burgess Cellars

Regenerative -

Cain Vineyard/Winery

Organic -

(Winery)

Organic -

Long Meadow Ranch

Organic -

Heitz Cellar

Organic - .

Joseph Phelps

Organic -

Tres Sabores

Organic/Dry-Farmed -

(Winery)

Organic -

Grgich Cellars

Organic -

Rudd Estate

Organic -

Peju

Organic - Partially organic, not all vineyard holdings are organic.

Robert Sinskey

Biodynamic -

Ackerman Family Vineyards

Organic -

Roderer Estate

Biodynamic -

Philips Hill

Organic -

Navarro Vineyards

Organic -

Drew Family Wines

Biodynamic

Mariah Vineyards

Regenerative -

Cole Ranch AVA

Organic -

(Winery)

Organic -

(Winery)

Organic -

(Winery)

Biodynamic -

(Winery)

Organic -

(Winery)

Organic -

(Winery)

Organic -

(Winery)

Biodynamic -

(Winery)

Organic - .

(Winery)

Organic -

(Winery)

Organic -

Tablas Creek Winery

Regenerative - First California Winery to get ROC certified! Focused on Rhône grapes and farming all 13 Chateauneuf-du-Pape Grapes.

Winery

Organic -

Winery

Organic -

Winery

Biodynamic

Winery

Biodynamic -

Winery

Organic -

Winery

Organic -

Winery

Organic -

Winery

Biodynamic -

Winery

Organic -

Winery

Organic -

Winery

Organic -

Winery

Biodynamic -

Winery

Organic - .

Winery

Organic -

Winery

Organic -

Evening Land

Organic(biodynamic practices) -

Soter Wines

Organic -

Cameron Winery

Regenerative - Founded by Oregon legend John-Paul Cameron in 1984.

Shea Vineyard

Biodynamic

Bergstrom

Biodynamic - Led by the Josh Bergstrom

Antica Terra

Organic - Now run by Maggie Harrison of Sine Que Non, vines planted in 1989

Lingua-Franca

Organic -

(Winery)

Organic -

Winery

Biodynamic -

Winery

Organic -

Winery

Organic -

Winery

Organic -

Winery

Biodynamic -

Winery

Organic - .

Winery

Organic -

Winery

Organic -