Alvarelhao

Alvarelhao 1 Field Alvarelhao Studio

Alvarelhao is a medium ripening black wine grape from Portugal. It has a medium growing season with low yield potential. Vitis vinifera, the selected clone for data analysis was Alvarelhao ex VRS Rutherglen. The prime name of this variety is Alvarelhao.

Variety: Alvarelhao
Colour: Black
Seeded: Yes
Bud Burst Days (July 1=0): Medium 80.00
Flowering Days (July 1=0): Late 119.00
Veraison Rating: Late 191.00
Harvest 22 Brix Days (July 1=0): Medium 243.00
Seasonality (days): Medium 164.00
Leaf Area Index (m2/m2): 2.88
Bunches Per Shoot: 1.70
Yield Potential: Low
Berry Weight (g): 1.25
Total Soluble Solids (° Brix): 20.20
pH: 3.60
Titratable Acidity (g/L): High 5.64
Tartaric Acid (g/L): 5.48
Malic Acid (g/L): 2.58
Tartrate Malate Acid Ratio: High 2.12
Anthocyanins (mg/g): Low 0.48
Phenolics (au): 1.45
Yeast Assimilable Nitrogen (mg/)L: 273
Potassium (mg/)L: 1,320.00