Emperor Field 1 Emperor Field 2

Emperor is a late ripening red table grape from United States of America. It has a very long growing season with low yield potential. Vitis vinifera, the selected clone for data analysis was Emperor FVB9V5, IV66.2140. The prime name of this variety is Emperor. The berries have thick, tough skins and fleshy pulp with a pleasant but neutral flavour. Bunches are large, long, conical and well filled. May have problems with Botrytis, powdery mildew and hen and chicken.

Variety: Emperor
Colour: Red
Seeded: Yes
Bud Burst Days (July 1=0): Late 86.00
Flowering Days (July 1=0): Very Late 126.00
Veraison Rating: Very Late 206.00
Harvest 22 Brix Days (July 1=0): Late 288.00
Seasonality (days): Very Long 216.00
Leaf Area Index (m2/m2): 3.33
Bunches Per Shoot: 0.80
Yield Potential: Low
Berry Weight (g): 4.06
Total Soluble Solids (° Brix): 18.50
pH: 4.02
Titratable Acidity (g/L): Low 3.55
Tartaric Acid (g/L): 3.30
Malic Acid (g/L): 3.25
Tartrate Malate Acid Ratio: Low 1.02
Anthocyanins (mg/g): Very Low 0.07
Phenolics (au): 0.53
Yeast Assimilable Nitrogen (mg/)L: 188
Potassium (mg/)L: 2,790.00