D4.C11. Asti Flashcards
(40 cards)
What are Asti DOCG and Moscato d’Asti DOCG?
They are are sparkling, low alcohol wines made from Moscato Bianco (Muscat Blanc à Petit Grains)
Where are the grapes for the production of Asti DOCG and Moscato d’Asti DOCG grown?
They are grown in a single delimited area within three provinces of Piemonte: Asti, Alessandria and Cuneo
Which method is used for the production of Asti DOCG and Moscato d’Asti DOCG?
Vast majority by Asti method, a variation of tank method
Tasting notes for a typical Asti DOCG
- Pronounced aromas and flavours of orange blossom, grapes and peach
- Medium acidity
- Low alcohol and sweet
What are the differences between Asti DOCG and and Moscato d’Asti DOCG?
- Asti DOCG (also known as Asti Spumante) is typically slightly higher in alcohol and fully sparkling
- Moscato d’Asti DOCG is lower in alcohol, is semi-sparkling and typically has higher residual sugar than Asti DOCG
What is the quality/price range for Asti DOCG and and Moscato d’Asti DOCG?
- Good to very good quality
- Inexpensive or mid-priced
How is the climate in the area covered by the Asti DOCG?
- Moderate continental with cold winters and hot, dry summers, with adequate rainfall
Where should the grapes for Asti DOCG and and Moscato d’Asti DOCG be grown?
The regulations require the grapes to be grown on hillside sites with a preference for limestone and clay soils
What is the maximum yield for Asti DOCG and and Moscato d’Asti DOCG?
75 hL/ha
What re the viticultural properties of Moscato Bianco (Muscat Blanc à Petit Grains)
- Aaromatic, early budding
- Mid-ripening
- Small berry size
- Prone to powdery mildew and botrytis bunch rot
- Needs careful canopy management to avoid shade and enhance air circulation
- Due to its thin skin and, due to its scent, is attractive to bees, wasps and flying ants
- Susceptible to mites
What is the preferred training system for Moscato Bianco?
- Guyot system with VSP
What is the advantages of Guyot training for Moscato Bianco?
Good exposure to sunlight, avoiding excessive humidity, reducing risk of fungal disease
What should the producers be careful about in hot years in Asti DOCG?
They should be careful not to remove too many leaves to avoid sunburn to the fruit
Which type of soil produces most aromatic juice from Moscato Bianco?
Limestone but, due to its commercial success, vines have also been planted on clay
How is the harvest date is decided for Asti DOCG and Moscato d’Asti DOCG?
By ripeness of the fruit with desired acidity
What is the harvest date for Asti DOCG and Moscato d’Asti DOCG?
Early to mid-September, well before the October rains
Why do the harvest dates differ for Asti DOCG and Moscato d’Asti DOCG?
- Asti DOCG: ,Picked slightly earlier to ensure high acidity
- Moscato d’Asti DOCG: Picked slightly later for the high aromatic intensity
Which harvesting method is preferred in Asti?
- Hand harvesting is required on the steeper slopes or where whole bunches are desired
- Mechanical harvesting is an option increasingly (cheaper) where possible
What are the two phases of the production of Asti DOCG and Moscato d’Asti DOCG?
- The first phase is the production, clarification and filtration of the must followed by chilling and storage (at 2–3°C)
- The second phase is a single fermentation of the warmed-up must when required by demand
What is the reason for the keeping the must chilled and ferment it on demand for Asti?
To release wine with the freshest primary fruit flavours throughout the year
For how long can the chilled must can be kept without losing the fresh and fruity aromatics for Asti wines?
Up to 2 years
Why does the fermentation for Asti need large investment?
- Large investments are required for presses, flotation tanks, filtration or centrifuge equipment and large heat exchangers and refrigerated storage space
- Also ongoing energy costs are also high
What are the common winemaking practices in production of Asti wines?
- Fermentation takes place in pressure-resistant temperature-controlled tanks at low temperatures (16–18°C) to preserve the primary fruit
- Neutral cultured yeasts are preferred
- Malolactic conversion is prevented to preserve acidity
What is the main difference of Asti Method from the standart tank method to produce sparkling wines?
- There is only one fermentation
- The CO2 comes the fermentation of the sugar in the original must, not through later tirage
