More than 2,000 large-format billboards around the UK will show giant windfall apples, with slogans such as: "Treemendous – our new apple cider is out now."
In London, Birmingham and Manchester the brand will feature in LED panels for two weeks in August and then again later in the year.
The outdoor campaign will be backed by ads in men's lifestyle magazines and national newspapers, online activity and promotions in a range of media.
Beverage Brands marketing director Debs Carter said: "We're really pleased with the initial reactions from both consumers and customers. We put a comprehensive trade support package in place for the launch and it's now time to complement that with activity to further build consuemr pull-through.
WKD Core comes in 50cl bottles designed to retail at £1.79-£1.99.