Visitors pose and take pictures among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. People took pictures amid waist-high blossoms in every imaginable hue of orange, pink, yellow and purple at California's famous Flower Fields in Carlsbad as it opened to the public. REUTERS/Mike Blake

Visitors pose and take pictures among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. The attraction was closed for most of 2020, due to pandemic-related restrictions, but plummeting coronavirus cases and California's move to the orange tier of lockdown restrictions means the fields can once again welcome a limited number of visitors. EUTERS/Mike Blake

A family takes a picture among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. The Flower Fields, which are open to the public until May 9, are also a working farm that sells flowers, which end up at florists and supermarkets, Clarke said, explaining how they breed their own variety of ranunculus. REUTERS/Mike Blake

Visitors pose and take pictures among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. REUTERS/Mike Blake

A visitor wears a mask as she walks among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. REUTERS/Mike Blake

Visitors take off their masks for a selfie picture as they walk around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. REUTERS/Mike Blake