Grape growing

Question 1

What does a vine need?

Answer 1

Sunlight
CO2
Warmth
Nutrients
Water

Question 2

Photosynthesis

Answer 2

Water + CO2 + sunlight + Water

Question 3

Stages of grape formation/ripening

Answer 3

Flowering
Fruit set - flowers become grapes
Veraison - green to > color
Ripe grapes

Question 4

Name the climates

Answer 4

Cool 16.5/62 or below
Moderate 16.5/62 - 18.5/65
Warm 18.5/65 to 21/70

Question 5

Influences on climate

Answer 5

latitude
altitude
seas - Cools SA wines, warms European wines
rivers
slope/aspect
cloud - important to some warm AU regions
fog - important in CA and Chile
mist - critical for botrytis
mountains - sunny summers, dry autumns, extended gowing season
soil
air

Question 6

Influences on

Answer 6

Cool vintages
Hot vintages - grapes can get dried fruit/sunburn, needs water, may not get it
Drought
Rain
Hail
Frost

Question 7

Typical vintner management items

Answer 7

Training/pruning
Irrigation
managing weeds, pests, disease
Managing yield
Harvest