New Issue: Orbital Catastrophe Ahead? Read Now

Roses Raise Environment Concerns

From water use to carbon emissions, raising and distributing roses has an environmental impact worse than many other crops. David Biello reports

Join Our Community of Science Lovers!

Millions of roses get handed out on Valentine's Day. But growing roses has an environmental impact worse than many other crops.

Start with climate change: most roses in the U.S. and Europe are imported from warmer climes. All that flying and trucking adds thousands of metric tons of carbon dioxide to the atmosphere.

Then there's all the water needed to, well, water the flowers. And the runoff fouled by copious quantities of pesticides needed to make the roses look perfect.  


On supporting science journalism

If you're enjoying this article, consider supporting our award-winning journalism by subscribing. By purchasing a subscription you are helping to ensure the future of impactful stories about the discoveries and ideas shaping our world today.


There's also the wildlife and workers poisoned by all that fumigation. Add to that habitat destruction where floral plantations displace native forest and wetlands.

Finally, there's the refrigeration needed to keep those blooms fresh. The electricity is often produced by burning fossil fuels, and the refrigerant gases also exacerbate climate change.

A more sustainable and, possibly, more romantic approach is to go with flowers certified by outfits like VeriFlora or, even better, whatever flowers are in season locally. Of course, that's not much help for those of us in wintry climes. Maybe try writing a poem. Let’s see: Roses are red, violets are blue…

—David Biello

[The above text is a transcript of this podcast.]

Subscribe to Support Independent Journalism

Great science journalism requires human expertise, time, effort and creativity. And it costs money. That’s why I and the journalists here at Scientific American hope you’ll join our community.

When you subscribe, you are supporting staff and freelance journalists who are passionate about telling science stories that are true, important and compelling. Our editors and reporters are often experts in their fields, which means they understand the nuances of big discoveries and can untangle the breakthroughs from the hype. With a subscription, you are also supporting rigorous fact-checking to ensure the words we publish are precise and accurate. And you’re supporting original illustrations, graphics and photos that bring you closer to an advanced laboratory, an ice sheet in Antarctica or a space mission in orbit. You’re helping us craft other types of high-quality journalism as well: Our newsletters are carefully written, edited and curated by staffers you have or will come to know and love. Our Science Quickly podcast is based on original reporting, collaboration with editors and scientists and exacting production.

Subscriptions keep this engine running so we can continue to deliver thoughtful, rigorous and independent science journalism to you. In an era of viral misinformation, this work is crucial. If you value what we do, I hope you’ll consider joining us as a subscriber

Thank you,

Jeanna Bryner, Editor in Chief, Scientific American

Subscribe