Norah Miller has her picture taken by her friend Emma McCain as they visit the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

A couple take pictures in the middle of 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. 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. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors wear masks as they walk around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Flowers of Ranunculus are pictured at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. 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. Picture taken March 31, 2021. REUTERS/Mike Blake

A visitor takes a close-up picture of some of the Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors are separated by plastic and wear masks as they are pulled by a tractor around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. 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. Picture taken March 31, 2021. REUTERS/Mike Blake

A group of children climb onto a tractor to take a picture among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors are separated by plastic and wear masks as they are pulled by a tractor around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

A field worker walks among some of the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

A visitor wears a mask as she takes pictures at some of 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake TPX IMAGES OF THE DAY

Visitors wear masks as they catch some shade under the Oscar Mayer Wienermobile amid 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors wear face masks as they walk among the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Emma McCain has her picture taken by her friend Norah Miller as they visit the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken 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. Picture taken March 31, 2021. REUTERS/Mike Blake

Couples take pictures as they visit the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

A visitor poses for a selfie picture as a field worker walks past amid some 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors are separated by plastic barriers and wear masks as they are pulled by a tractor around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken 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. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors wear masks as they walk around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., March 31, 2021. Picture taken March 31, 2021. REUTERS/Mike Blake

Visitors are separated by plastic and wear masks as they are pulled by a tractor around the 50 acres of Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., April 1, 2021. Picture taken April 1, 2021. REUTERS/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. Picture taken March 31, 2021. REUTERS/Mike Blake

A field worker picks Ranunculus flowers at "The Flower Fields" in Carlsbad, California, U.S., April 1, 2021. Picture taken April 1, 2021. 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. Picture taken March 31, 2021. REUTERS/Mike Blake

A visitor looks at the Flower Fields at Carlsbad Ranch as he enjoys nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake TPX IMAGES OF THE DAY

Visitors pose for a picture in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake TPX IMAGES OF THE DAY

Giant Tecolote ranunculus flowers begin to bloom at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor looks at the Flower Fields at Carlsbad Ranch as he enjoys nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors pose for a picture in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Giant Tecolote ranunculus flowers begin to bloom at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors to the Flower Fields at Carlsbad Ranch enjoy nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A women poses for a selfie in the middle of the Flower Fields at Carlsbad Ranch, nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors pose for a picture in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors pose for pictures in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Giant Tecolote ranunculus flowers bloom over some 50 acres at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors pose for a picture in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A woman walks a baby through Flower Fields at Carlsbad Ranch, some 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor rests on a giant chair next to a field field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A worker wears a sun hat as she tends to some of the nearly 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Giant Tecolote ranunculus flowers begin to bloom at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors to the Flower Fields at Carlsbad Ranch enjoy nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors pose for a picture in a field of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors to the Flower Fields at Carlsbad Ranch enjoy nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Visitors to the Flower Fields at Carlsbad Ranch enjoy nearly 50 acres of blooming giant Tecolote ranunculus flowers in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A visitor takes a picture of some of the 50 acres of blooming giant Tecolote ranunculus flowers at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Giant Tecolote ranunculus flowers bloom at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A giant Tecolote ranunculus flower blooms at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

Giant Tecolote ranunculus flowers begin to bloom at the Flower Fields at Carlsbad Ranch in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

School children enjoy a tractor ride as they tour the Flower Fields at Carlsbad Ranch, nearly 50 acres of blooming giant Tecolote ranunculus flowers, in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake

A tractor is driven around the Flower Fields at Carlsbad Ranch, some 50 acres of blooming giant Tecolote ranunculus flowers, in Carlsbad, California, U.S., March 21, 2019. REUTERS/Mike Blake