The Grape Berry

Question 1

What are the grape plant growing phases?

Answer 1

1. Pollination
2. Bud break
3. Blooming
4. Bud set
5. Veraison
6. Ripening

Question 2

What are the the types of ripeness/maturation for grape berries?

Answer 2

1. Aromatic maturation
2. Phelonic maturation
3. Technological maturation (ripeness)

Question 3

What is technological maturation (ripeness)?

Answer 3

Ripeness of the sugars in the grape.

Question 4

What is phenolic maturation?

Answer 4

Ripeness of color/tannins in the grape.

Question 5

What is aromatic maturation?

Answer 5

Point at which aromas and complexities are at their best.

Question 6

What are the components of a grape berry?

Answer 6

1. Acids (malic, tartaric, citric)
2. Sugars (fructose and glucose)
3. Polyphenols (anthocyanins - color components, tannins)
4. Flavors/aromas (volatile compounds)

Question 7

What makes up a grape cluster?

Answer 7

• Stems

* The grape berry (skin, pulp, seeds)