2018 Fruit Maturity Data

Grape MaturityGrape maturity data is provided for our valued winemakers to assist in scheduling harvest. Our measurements are based on randomly selected field cluster averages and may differ significantly between vines and rows. To ensure an optimal pick of any specific section, personal sampling is strongly suggested.

To schedule a sampling visit or harvest date please contact Jason Grupp at jason@thompsonvineyard.com, (805) 698-2879 (Mobile) / (805) 344-3440 (Ranch HQ).

(Brix/pH)
  Sep 24  Oct 1  Oct 8  Oct 15 Oct 22  Oct 29 
1A-CHD (Wente) Own 21.6/3.67 21.8/3.66  23.7/3.67 24.4/3.69 25.1/3.72 25.5/3.75
1Bn-SYR (Estrella) Own 19.6/3.33 20.1/3.32  20.4/3.48 21.2/3.42 22.6/3.48 24.7/3.68
1Bs-SYR (Estrella) Own 18.8/3.33 19.8/3.32  20.2/3.47 20.8/3.48 22.4/3.32 23.1/3.58
1C-GRN (Alban 2) Own 21.2/3.38 20.5/3.29  22.8/3.48 23.5/3.38 24.6/3.32 24.9/3.43
1D-PS (Carrari) Own 16.5/3.10 18.1/3.25  19.2/3.41 19.7/3.31 22.8/3.28 24.1/3.35
1E-GRN (Alban 2) Own 20.6/3.24 20.5/3.26  23.4/3.51 23.8/3.36 25.4/3.25 26.2/3.28
1F-GB (141) Own 18.5/3.23 19.4/3.28  20.1/3.36 21.9/3.34 23.6/3.29 23.9/3.29
1G-GB (141) Own 18.5/3.23 19.4/3.28  20.1/3.42 20.9/3.38 21.9/3.32 23.8/3.31
2A-MO (Massal) Own 16.8/3.16 17.4/3.24  18.4/3.37 19.2/3.26 21.5/3.23 22.1/3.38
2B-GRN (Alban 2) Own 19.2/3.18 19.7/3.30  21.4/3.40 21.9/3.29 22.4/3.25 23.3/3.32
2C-SYR (Estrella) 2C 18.3/3.23 18.5/3.26  20.2/3.45 21.2/3.30 22.1/3.30 22.8/3.27
2D-PS (Carrari) Own 18.5/3.26 18.8/3.24  19.2/3.38 20.2/3.32 23.7/3.27 24.1/3.45
2E-PS (Carrari) Own 17.8/3.14 18.8/3.24  19.4/3.34 21.1/3.35 22.1/3.29 23.0/3.33