I have listed below those wineries which provided the best red wines by varietal. I believe you will be pleased with any of these selections. I have also listed these by towns/regions. Note: Just hold cursor over winery and click to get to website.

Cabernet Franc:

The Best

• Crocker & Starr  
• YoungInglewood
• Trespass Vineyard
• Larkin Wines
• Vineyard 29

• Detert Family Vineyards

• Oakville East

Spring Mountain

• Keenan Winery

• Larkin Wines

Also Noteworthy

Howell Mountain

• Bremer Family Winery
• Spence Vineyards

• William Harrison Vineyards & Winery
• Conn Creek

• Auburn James

• ADAMVS – Quintvs & Teres
• Dunn Vineyards
• O’Shaughnessy Estate Winery – Mt Veeder & Howell Mtn 
• Viader Vineyards & Winery – Viader
• Outpost Wines – True & Estate

St Helena

• Barnett Vineyards – Rattlesnake
• Crocker & Starr – Stone Place
• Heitz Cellar – Martha’s Vineyard
• Realm Cellars – The Bard, Falstaff
• Spotteswoode – Estate
• Trespass Vineyard – Estate
• Vineyard 7 & 8
• Vineyard 29 – Aida & Estate
• YoungInglewood
• Revana Family Vineyard

Rutherford

• Beaulieu Vineyards – George La Tour Private Reserve
• Caymus Vineyards – Special Selection
•  Entre Nous
• Gemstone Vineyard
• Hewitt Vineyard
• Honig Wine – Bartolucci Vineyard (Single Vineyard)
• Hundred Acre

Yountville

• Coup de Foudre
• Husic Vineyards
• Keever
• Lail Vineyards
• Lindstrom Wines

Calistoga

• Kelly Fleming Wines
• Dancing Hares Vineyard
• Laura Michael – Bentley
• Peter Michael Winery
• Switchback Ridge
• von Strasser Winery   –Post, Rainin, Sori Bricco and Agira Vineyards

•  Detert Family Vineyards
• Nickel & Nickel –Sullenger and Branding Iron
• Robert Mondavi Winery – Reserve To Kalon
•  Rudd Oakville Estate – Estate & Samantha’s
• Silver Oak Cellars – Napa Valley

• Sarocka
• Peacock Vineyards

Stag’s Leap

• Shafer Vineyards – Hillside Select

Napa

• Alyris Vineyards –The Audition Take 1
• Buccella 
• Shadybrook Estate

• Arkenstone
• Ladera Vineyards
• Red Cap Vineyards
• Spence Vineyards
• Peirson Meyer  – Napa Cabernet

St Helena

•  Alpha Omega Winery – ERA
• Arietta
• Chateau Montelena
• Duckhorn Vineyards
• Corison Winery
• Flora Springs Winery – Single Vineyard Series
• Gandona
• Hall Winery
• Harumph Wines
• Joseph Phelps Vineyard – Insignia
• Parallel Wine
• Provenance Vineyards – Beckstoffer Ta Kalon Vineyard
• Somerston Estate
• Stanton Vineyards
• St Helena Winery
• TATE Wine – Mt Veeder & Jack’s Vineyard
• William Harrison

Rutherford

• Cakebread Cellars
• Conn Creek Winery
• Ingelnook – Rubicon, Cask, 1882

Oakville

• Cardinale
• Far Niente
• Nickel and Nickel
• Oakville East – Exposure

Yountville

• Casa Piena
• Hill Family Estates Winery
• Kapcsandy Family Vineyard
• Meyer Vineyard

Calistoga

• Clos Pegase
• Ehlers Estate
• Jericho Canyon Vineyard –Reserve, Jericho Creek, Canyon
• Larkmead Vineyards – Solari, Estate
• Paoletti Estate Winery
• Phifer Pavitt Wine
• Tamber Bey

Coombsville

• Ackerman Family Vineyards
• Tournesol Wine
  

Napa

• Fait-Main
• Incendium Wines
• Kent Price Wines
• Pine Ridge Vineyards
• Signorello Estate

Spring Mountain

• Keenan Winery
• Schweiger Vineyards
• Terra Valentine

• Reverie on Diamond Mtn
  

• Behrens Family Winery – St Helena
• O’Shaughnessy Estate Winery – Howell Mtn
• Duckhorn – Three Palms – St Helena

Noteworthy

• Inglenook – Limited – Rutherford
• Paoletti Estates Winery – Calistoga

Meritage / Blends:

Best

• Crocker & Starr – Cab Franc & Malbec   – St Helena
• Kelly Fleming Wines – Big Pour – Calistoga
• Dancing Hares Vineyard – Mad Hatter – Calistoga
• Opus One Winery – Oakville
• Blackbird Vineyards – Contrarian – Oak Knoll
• Viader – “Liquid Cashmere” – Howell Mtn

Noteworthy

• Larkmead – Firebelle  – Calistoga
• Viader – “V”, Black Label – Howell Mtn
• Cimarossa  – Howell Mtn
• Flora Springs –St Helena
• Arietta – Quartet – St Helena

Misc Reds:

• Viader – Tempranillo  – Howell Mtn
• von Strasser Winery – Zinfandel – Diamond Mtn
• Inglenook – Zinfandel, RC Syrah – Rutherford