A hot, dry year with average rainfall in the growing season and a wet January and April produced some very good red wines tending towards a lighter style.
In 1963 there were 7,174 hectares of vines in the Barossa and 22,203 tonnes of wine grapes were crushed in that vintage.
A year of very low production in South Africa with only 60% of the yield in 1962. In the Barossa, hail and strong winds in the Eden Valley-Springton region had a profound effect on fruit set.
Airbag presses were first introduced at Hardy’s Siegersdorf, offering an improvement in wine quality.
The first refrigeration was installed at Leo Buring – a 20-ton Werner ammonia compressor and a twin-tube Gasquet ultra-cooler. This replaced evaporative water sprays on the outside of steel shipping tanks as the only form of fermentation cooling.
Leo Buring won his first gold medals for Riesling at the Adelaide and Melbourne exhibitions.
Penfolds and the Australian Wine Research Institute have conducted malolactic fermentation trials in the fermentation and maturation of bulk red wine.