the fruit that's technically illegal to grow in some US states

For nearly a century, black currants were America's forbidden fruit. These tart berries, beloved in Europe for jams and the liqueur crème de cassis, became agricultural outcasts in the United States starting in 1911. The federal government banned their cultivation to protect one of the nation's most valuable resources: white pine forests.

Black currant bushes serve as an alternate host for white pine blister rust, a fungal disease that requires two plants to complete its lifecycle. The rust devastates five-needle pine species, causing cankers that girdle branches and eventually kill trees. When the disease arrived from Europe in the early 1900s, it threatened the white pine timber industry worth billions of dollars. Authorities faced a choice: sacrifice the berry or risk the forests.

The nationwide ban lasted until 1966, but many states maintained their own prohibitions for decades longer. New York didn't lift its ban until 2003. Even today, several states including Maine and New Hampshire restrict black currant cultivation in areas with significant white pine populations. The irony is that European countries managed both their timber and currant industries successfully, using resistant pine varieties and careful forest management.

The ban's legacy lingers in American cuisine. While Europeans never lost their taste for black currants, generations of Americans grew up without them. Most Americans have never tasted the fruit that's a staple in British gardens and Scandinavian desserts. Though specialty growers now cultivate disease-resistant varieties in some states, black currants remain a boutique crop—a reminder of how agricultural policy can erase a food from a nation's palate for nearly a century.