: Latino markets are the most reliable local source, where they are often labeled as Flor de Jamaica . You can also find them at Asian markets like H-Mart or Lotte.
If you want to grow your own flowers, you should look for nursery-grade plants. where to buy hibiscus flowers
: Sites like Gourmet Food Store cater specifically to culinary uses for professional chefs and home cooks. : Latino markets are the most reliable local