Fermentation Temperatures

Question 1

Red Port

Answer 1

28-32°C
- Warm enough for sufficient extraction
- Not too warm, to not reduce extraction time

Question 2

White unoxidised Port

Answer 2

17-18°C
- Enhance fruity aroma
- Fermentation till dryness is no concern

Question 3

White oxidised port

Answer 3

20-22°C
- Extract some phenolics to support ageing

Question 4

Rosé Port

Answer 4

15-16°C
- Retain fresh berry fruit aroma

Question 5

White VDN

Answer 5

15°C

Question 6

Red VDN

Answer 6

28°C
Promote extraction while retaining fruity esters