Watts The Big Idea? LIME CORDIALE’s Biggest Experiment Yet

Interview by Ali Williams
Some bands talk about changing the world. Others actually try to rewire the power source. 
When HEAVY’s Ali Williams caught up with Lime Cordiale’s Ollie Leimbach, he was literally on the floor, charging his laptop somewhere five hours north of Sydney. Very rock ’n’ roll. Very Northern Rivers. Very “I may or may not be barefoot and slightly stinky.” Which, frankly, checks out. 
Between laughs about weather patterns and mild coastal smugness, Ollie casually dropped the fact that Lime Cordiale are putting the finishing touches on album number four . Not that they’re rushing it. “We’re not a three-week studio band,” he admits. This one’s only taken about a year. Growth. Maturity. Slightly less agonising perfectionism. 
But the real headline here isn’t just new music. It’s Lime Green Festival, their upcoming off-grid, battery-powered, 5,000-capacity experiment-slash-party happening April 18 off the coast of Adelaide . Yes, battery powered. As in, no diesel generators chugging away backstage. As in, the band is fully prepared to risk a blackout mid-set in the name of progress. 
Bold. Slightly terrifying. Excellent content. 
The Lime Green concept was born out of a crisis of conscience. During COVID, the band were working on a farm on the Mid-North Coast, diving into regenerative agriculture and learning how to reduce their footprint. Then touring came back. Planes. Diesel buses. Global laps. Cue existential whiplash. 
Rather than retreat into eco-guilt or write twelve reggae protest songs (no dreadlocks involved, he promises), Lime Cordiale decided to tackle the industry from within. Their approach is refreshingly non-preachy. No finger wagging. No “stop living your life.” Just practical shifts. 
They’ve trialled biodiesel buses in Europe, slashing touring emissions by around 98 percent. They’ve put a dollar from every ticket toward environmental causes they genuinely connect with. In Adelaide, that means supporting awareness around the current algal bloom crisis devastating local waters . Dead fish, stinging water, beaches people can’t swim in. Not exactly tourism brochure material. 
The Lime Green Festival, though, is the big swing. Fully off-grid. Fully battery-powered. A case study in proving that you can run a major event without defaulting to fossil fuel generators. The battery companies are confident. The production crews are cautious. Ollie seems almost excited about the possibility of chaos. “If there is a blackout halfway through, that’s part of the journey,” he shrugs . 
That’s the spirit. Punk rock, but with renewable infrastructure. 
The lineup includes The Dreggs alongside Adelaide locals Alexia, Pash, and a Triple J Unearthed winner . Capacity sits at 5,000, which would make it Australia’s largest fully battery-powered festival to date . Casual. 
Beyond the headline tech flex, Lime Green will feature practical green initiatives: better waste sorting, encouragement to bring reusable bottles, conscious messaging. Not exactly radical ideas, but when you’ve ever seen a post-gig floor that looks like a plastic tornado hit a bar fridge, you understand why it matters. 
Throughout the chat, Ollie keeps circling back to one core idea: don’t shame people into change. Don’t demand everyone bin their petrol cars tomorrow. Replace things when they break. Upgrade when it makes sense. Let progress feel possible, not punitive. It’s a refreshingly pragmatic take in a space that often devolves into moral Olympics. 
At the end of the day, Lime Green will still be what everyone actually shows up for: good music, a crowd, and a reason to forget your inbox for a few hours. The difference is that it might also quietly prove that the industry can do better without killing the vibe. 
Album number four is brewing. The future might be battery powered. And if the lights flicker mid-chorus on April 18, at least you’ll know you’re witnessing a...