Primiera is a medium ripening white table grape from Italy. It has a medium growing season with low yield potential. Vitis vinifera, the selected clone for data analysis was Primiera 309 and the prime name of this variety is Primiera.

Variety: Primiera
Colour: White
Seeded: Yes
Bud Burst Days (July 1=0): Medium 77.00
Flowering Days (July 1=0): Very Late 123.00
Veraison Rating: Medium 189.00
Harvest 22 Brix Days (July 1=0): Medium 245.00
Seasonality (days): Medium 181.00
Leaf Area Index (m2/m2): 3.47
Bunches Per Shoot: 1.60
Yield Potential: Low
Berry Weight (g): 2.68
Total Soluble Solids (° Brix): 20.50
pH: 4.23
Titratable Acidity (g/L): Very Low 2.98
Tartaric Acid (g/L): 6.25
Malic Acid (g/L): 4.00
Tartrate Malate Acid Ratio: Medium 1.56
Anthocyanins (mg/g): Unknown .
Phenolics (au): .
Yeast Assimilable Nitrogen (mg/)L: 262
Potassium (mg/)L: 2,230.00