What is a vintage?
A vintage is the year the grapes were harvested for a particular wine, which significantly influences the wine's flavor profile and aging potential due to weather and growing conditions that year.
The vintage is simply the year printed on a wine label that indicates when the grapes were harvested. In Swan Valley, where warm growing seasons and variable spring conditions shape each year's crop, the vintage matters because it tells you which harvest produced the wine in your glass.
Weather creates real differences between vintages. A warm, dry year produces riper fruit and wines with more body and higher alcohol, while a cooler season yields wines with more acidity and delicate structure. Rainfall, frost events, and heat spikes all leave their mark on how the grapes develop. The same vineyard block will taste noticeably different when compared across a warm vintage and a cool vintage.
This variation matters for planning. If you loved a wine from a particular vintage, the next year's release will not taste identical, even from the same winery and vineyard. Some Swan Valley growers actively track vintage patterns to help customers understand why 2020 Shiraz drinks differently from 2019 Shiraz, or why a young Verdelho from a recent harvest will age differently than one from five years prior.
When visiting cellar doors, you will often taste across multiple vintages. This practice shows how a wine evolves in the glass and helps you decide which years suit your preferences.