He said: “The last harvest was 40 days and we took very few days off.
“We work 12 or more hours a day which sounds crazy but we are happy to work those hours.
“We did that for about four weeks which is very intensive, it’s tough juggling family life but they all understand and they get it. It’s a wonderful job.”
The synopsis says: “Winemakers and viticulturists Stu Dudley, Nick Picone, Jess Marston and Ollie Powrie provide captivating personal narratives, detailing how it feels to push yourself to the limits in pursuit of perfection.”
Vintage airs on Amazon Prime today, February 27