http://services.everyvine.com/datapages/v/20120530/vineyard.php?org=Alfaro_Family_Vineyards_%26_Winery&vineyard=Ryan_Spencer_Vineyard&block=&loggedIn=0&userRole=&userID=0

Alfaro Family Vineyards & Winery

Ryan Spencer Vineyard

Vineyard Overview
Organization

Alfaro Family Vineyards & Winery

Vineyard

Ryan Spencer Vineyard

Planted Area

6.48 acres

Established

2001

Editing

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Address

420 Hames Road
Corralitos, CA, 95076

Phone

831-728-5172

Website

alfarowine.com

Everyvine Rating

Not rated

Everyvine has not found enough evidence to rate this vineyard. Learn more...


Information about the planted areas of this vineyard

Grape Profile

Grape Details

Varietals: Merlot, Chardonnay, Pinot Noir, Syrah
Vine Age: 16 years (average)
Wine Regions: Santa Cruz Mountains

Vineyard Size

Planted Area: 6.48 acres

Wine History

There are currently no known wines associated with these grapes. Edit the vineyard blocks to add wines.

Farm Certifications

These blocks do not have any farm certifications

Land Profile

Topography

Elevation528.9 ft.
Slope14.9% (8.49°)
AspectSouth (178.1°)

Solar Radiation

Average Radiation TotalWH/m2
Annual113285.56
Growing Season149026.35

Climate Indices

Index Name
Growing Degree-Days2502.91
Huglin Index1906.18
Biologically Effective Degree-Days1504

Temperature & Rainfall

AverageHi °FLow °FRain in.
Annual70.644.724.86
Growing Season75.4483.73
For more detailed information about the topography, climate, and soil of the vineyard blocks that grew these grapes, click on the individual blocks in the block list.

What's Available

No winegrapes or bulk wine sourced from this vineyard are currently available...

About Market Listings
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Block List

Planted Areas of this Vineyard (6)

  1. Block: Billy K (0.91 acres)
    Grape: Merlot
    559.5 ft. | Baywood
    View block details
  2. Block: G & G (1.22 acres)
    Grape: Chardonnay
    470.83 ft. | Pfeiffer
    View block details
  3. Block: Grandma's (0.27 acres)
    Grape: Pinot Noir
    490.11 ft. | Pfeiffer
    View block details
  4. Block: Grandpa's (0.25 acres)
    Grape: Pinot Noir
    500.62 ft. | Baywood, Pfeiffer
    View block details
  5. Block: La Escalera (1.3 acres)
    Grape: Syrah
    537.4 ft. | Baywood
    View block details
  6. Block: Mrs K's Block (2.53 acres)
    Grape: Syrah
    614.93 ft. | Baywood, Pfeiffer
    View block details

About Ryan Spencer Vineyard

Ryan Spencer Vineyard, named after the Alfaro's son, was planted in 2001. It is comprised of 7 acres broken into 6 different blocks on a very steep hill between 450 and 800 feet in elevation. Grandma & Grampa's blocks are located on the lower part of the hill and are planted to 4 different Dijon clones of Chardonnay, and Pommard clones 4 & 5 Pinot Noir. Billy K block is planted to one acre of Merlot divided between clones 343, 347 and 181. La Escalera is a terraced hillside block planted to Hermitage clones of Syrah. On the top of the hill is Mrs. K's block, which is planted to Syrah clones 470, 877 and 174 and has a vine density of over 2300 vines per acre.

Edit History

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Administration

Vineyard-ID: 3292
Created Date: March 22, 2013
Edit History: View Edit History of this Vineyard

Edit Permission

Unlocked: Anyone may edit this vineyard

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Data Notes and References

Notes

Farm Certifications: See the certifications page to learn more about the farm certifications Everyvine tracks.
Soil Horizon: Bedrock value set to "-" is not available. Available water capacity units are cm/cm.
Solar Radiation: Area Solar radiation has been calculated in watt hours per square meter (WH/m2)
Topography: Topography values are averaged over the block area. Aspect is expressed in positive degrees from 0 to 359.9, measured clockwise from north.
Growing Season: For use in various statistical averages, Everyvine defines the vineyard growing season as the period April 1st to October 31st.

References

The vineyard data presented here is most often sourced from the public data sources listed below. However, Everyvine also accepts data from vineyard owners who often have even better data they have collected themseleves.

If you have more accurate data on a vineyard go to: Data Submission page.

Topography: Topographic and solor radiation calculations are based on 1/3 arc-second (approx. 10m) elevation models. Data provided by U.S. Geological Survey (USGS), EROS Data Center, National Elevation Dataset, http://ned.usgs.gov/, 1999
Climate Indices: Calculations based on methodologies described by Gregory Jones and John Gladstones. See the following:
  • Jones, G.V, Duff, A.A., Hall, A., and J. Myers (2009). Spatial analysis of climate in winegrape growing regions in the western United States.” American Journal of Enology and Viticulture, in Press Spring 2010.
  • Gladstones, J. (1992) Viticulture and environment (Winetitles: Adelaide).
Month Climate Averages: Monthly and annual temperature and rainfall values based on 30-arcsec (800m) normals for the climatological period 1971-2000. Data provided by PRISM Climate Group, Oregon State University, http://prism.oregonstate.edu, October 31,2008
Soil: Soil data is collected from the following sources:
  • SSURGO: Soil Survey Staff, Natural Resources Conservation Service, United States Department of Agriculture. Soil Survey Geographic (SSURGO) Database. Available online at http://soildatamart.nrcs.usda.gov.
  • STATSGO2: Soil Survey Staff, Natural Resources Conservation Service, United States Department of Agriculture. U.S. General Soil Map (STATSGO2). Available online at http://soildatamart.nrcs.usda.gov.
  • Web Soil Survey: Soil Survey Staff, Natural Resources Conservation Service, United States Department of Agriculture. Web Soil Survey. Available online at http://websoilsurvey.nrcs.usda.gov/.
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