Bourbon and beyond
Why bourbon casks matter
Bourbon casks are the backbone of whisky. By US law, they can only be used once for bourbon, which means an endless supply of quality oak heads overseas. They layer vanilla, toffee, spice, and oak. Approachable for newcomers, versatile for makers, they’ve shaped the modern whisky world.
This week we're showing both sides of their story. Some whiskies are matured entirely in bourbon, often helping to showcase distillery character, like Mackmyra 5 Year Old 2014 from Sweden, Launceston 5 Year Old from Tasmania, an undisclosed Irish single malt distilled in 2005 and aged 13 years, and a Finnish Single Malt 3 Year Old 2016.
Other whiskies begin in bourbon before branching into more bold finishes, or are used in harmony with other casks. The likes of Glenfiddich 14 Year Old Bourbon Barrel Reserve and Deanston Virgin Oak follow bourbon cask maturation with a hit of fresh Kentucky oak, while The English Chapter 18 Anniversary Release blends bourbon, sherry, and new oak for layered depth.
Together, they prove bourbon casks are both foundation and launchpad: consistent, characterful, and endlessly adaptable. The people's cask.
The versatile side of bourbon casks
These whiskies either use bourbon casks as a springboard or a supplement to show how adaptable bourbon maturation can be.
From bourbon beginnings
Deanston starts life in bourbon barrels; the English wields it as part of a blend. Both brilliant, both only possible with the most humble cask.
Pure bourbon influence
Bourbon casks aren’t just Scotland’s secret weapon. From Sweden to Tasmania, Ireland to Finland, distillers worldwide rely on them to show off their spirit in a pure form. No fancy finishes, no distractions, just honest whisky with bourbon’s sweet, oaky stamp.
Explore more finishes
Fancy experimenting? Explore experimental finishes, wine finishes and classic sherry casks.
More cask curiosities
Check out more of our top picks of whiskies with distinct cask influences that we love.
Learn more on our blog
Head to our blog for articles all about cask maturation. These deep dives will have you talking like an expert in no time.
