Krista Lange of Alta Florist in downtown Shelby is shown with roses, carnations and lilies ahead of Valentine’s Day, one of the busiest holidays of the year for the store.

More than half (52 percent) of U.S. adults plan to celebrate Valentine’s Day this year, spending a total of $21.8 billion, according to a news release about the annual survey released by the National Retail Federation and Prosper Insights & Analytics.

Valentine’s Day is Sunday, Feb. 14.