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California Wine Atlas

Trefethen Family Vineyards

Sub-AVA · Oak Knoll District of Napa Valley

Further reading: Producer's own site

verified · producer's own site

What's on file

1968

founded

as stated by the producer

Address

1160 Oak Knoll Ave, Napa, CA 94558

Where it's registered

This boundaryClick to open

Hovering a shaded region names it; a click opens its page.

  • Principal1160 OAK KNOLL AVE, NAPA

The ground it sits on

Sub-AVA · Oak Knoll District of Napa Valley

6.2

pH, 1:1 water

22.2cm

, whole profile

184cm

to

Well drained

, dominant condition

Distribution across 27 · mean ◆, median │, p10–p90 bar

6.2
2.4%
24.9%
available water
22.2cm
depth to restriction
184cm

Dominant

  • 24.2%
  • 16.1%
  • 14.1%
  • 11.9%
  • 7.0%

27 map units · soil described over 97.1% of the region’s area · 4.3% is water, rock outcrop or other non-soil · 14% of the described area has a restrictive layer within the profile.

Wines

0 of 1 wine link to the page they were read from. The list is what a producer publishes about itself, one citation at a time — it is not a catalog, and a wine missing from it is uncurated rather than unmade.