Volcanic soil, Ultra-premium MERLOT, Historic family ranch on Chalk Hill Road, Alexander Valley AVA

Warnecke Ranch and Vineyard

Sustainably Farmed Merlot grapes – now available


Vineyard Block 1B – Clone 15

Tons available: 20 tons

AVA: Alexander Valley

Acreage: 4 acres cordon pruned

Spacing: 6 x 8

Rootstock: 3309

Vineyard planted: 2002

Certified: LODI & Sonoma County Sustainable and Fish Friendly Farming


Soil Type: Vineyard planted on Haire Clay Loam, a moderately well drained clay loam with a 5’depth to bedrock, and volcanic ash from famed “Chalk Hill” located adjacent to the block. The rows are oriented to run east to west, with 6 x 8 spacing. Unique site, temperatures and microclimate due to one mile of Russian River frontage and creek that border site have consistently produced award-winning wines.  Irrigation is supplied via drip irrigation with impact sprinklers for frost control. Previously sold to: Aperture, Pech Merle, Herzog. Average tons per acre: 4.2

Wine samples available.



Margo Warnecke Merck

[email protected]

Phone: 707 738 8140

Alice Warnecke Sutro

[email protected]

Phone: 707 509 9695


Contact Information

Name:- Margo Warnecke Merck

Phone Number:- 707 738 8140

Email Address:- [email protected]

Listing Details

  • Vineyard: Warnecke Ranch & Vineyard
  • Grape Variety: Merlot
  • Year Planted: 2002
  • Soil Type: Haire Clay Loam - volcanic
  • Topography:
  • Vineyard Manager/Company: Family owned and operated by Warnecke Ranch
  • Sample Available: yes
  • AVA: alexander valley
  • Tons: 20
  • Clone: 15
  • Spacing:
  • Trellis Type:
  • Vineyard Sustainability Certification:
  • Willing to sell to home winemakers: no