Gros Colman

Gros Colman 1 Field

Gros Colman is a very late ripening black table grape from Georgia. It has a very long growing season with high yield potential. Vitis vinifera, the selected clone for data analysis was Gros Colman ex Merbein. The prime name of this variety is Dodrelyabi.

Variety: Gros Colman
Colour: Black
Seeded: Yes
Bud Burst Days (July 1=0): Late 83.00
Flowering Days (July 1=0): Very Late 125.00
Veraison Rating: Medium 186.00
Harvest 22 Brix Days (July 1=0): Very Late 289.00
Seasonality (days): Very Long 221.00
Leaf Area Index (m2/m2): 3.81
Bunches Per Shoot: 1.80
Yield Potential: High
Berry Weight (g): 5.52
Total Soluble Solids (° Brix): 19.00
pH: 4.25
Titratable Acidity (g/L): Low 3.10
Tartaric Acid (g/L): 2.97
Malic Acid (g/L): 3.68
Tartrate Malate Acid Ratio: Very Low 0.81
Anthocyanins (mg/g): Very Low 0.19
Phenolics (au): 0.69
Yeast Assimilable Nitrogen (mg/)L: 138
Potassium (mg/)L: 1,790.00