VITICULTURE

Question 1

Cross VS Hybrid

Answer 1

CROSS:
Intraspecific “whitin a species”
(Syrah x Peloursin= Durif/Petite Sirah) Both are from V. Vinifera

HYBRID:
Interspecific “between species”
(Folle Blanche x V. Riparia = Baco Noir)

Question 2

What is a Cross?

Answer 2

When 2 varieties from the SAMEN species of vine “cross” to make new varietal!

It’s produced by fertilizing the flower of one varietal with the polen of other variety, and greats a new variety.

Can be natural or by human intervention:
Natural: Cabernet Sauvignon (Chardonnay&CF)
Human: Pinotage and Müller-Thurgau

Question 3

What is a hybrid?

Answer 3

Hybrids are the same as crosses but the “cross” os between two DIFFERENT species of vines.

Normally made to improve the vine.

Ex.: Vidal, Baco Noir, Seyval Blanc.

Question 4

What is a Clone?

Answer 4

Is a vegetative propagation of a single plant parent plant, and it process where individual vines are selected from a grape variety on the basis of certain attributes.