Decanter has a news item on Brunello subzones:
Lovers of Brunello di Montalcino would benefit if the appellation were to be split into subzones – but it’s politically highly unlikely, Italian experts argue in this month’s Decanter.
The terroir varies significantly across the 2000ha of the Montalcino appellation, O’Keefe says.
‘Summertime temperatures can vary by as much as 7C between Montalcino’s northern and southern extremes’, and altitudes can range from just above sea level to 500m.
Follow this link to read the rest.