A man wearing a protective mask holds a plant as people walk down Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

A person wearing a protective mask holds a bouquet of flowers at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

People wearing protective masks look at a market stall at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

People wearing protective masks look at a market stall at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

People wearing protective masks look at a market stall at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

People wearing protective masks walk down Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

A person wearing a protective mask holds a bouquet of flowers at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

People wearing protective masks hold bouquets of flowers at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

A man holds a bouquet of flowers at Columbia Road Flower Market after its reopening following the coronavirus disease (COVID-19) outbreak, in London, Britain, July 19, 2020. REUTERS/Simon Dawson

A woman sells flowers at a market during the coronavirus disease (COVID-19) outbreak in San Bartolome Quialana, in Oaxaca state, Mexico May 26, 2020. Picture taken May 26, 2020. REUTERS/Jorge Luis Plata

Staff work in the flower pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

Laurent Verrecchia, manager of AVO, poses in the flowers pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

Roses are displayed in the flowers pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

A dispenser for hydroalcoholic gel is pictured in the flowers pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

Staff work in the flowers pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

Flowers are displayed in a pavilion at Rungis International wholesale food market following the outbreak of the coronavirus disease (COVID-19) in Rungis, south of Paris, May 15, 2020. REUTERS/Benoit Tessier

A social distancing sign is seen in a store on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller waits for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller waits for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller waits for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller waits for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A man lifts a bouquet into a car on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller waits for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

Masks are sold next to a store on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

Flower vendors apply sunscreen as they wait for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

Flower vendors wait for customers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

People carry flowers down the street on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

Flower sellers carry orchids on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller prepares a bouquet on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller adjusts a social distancing sign on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower vendor sells sunflowers to a customer on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

A flower seller carries flowers on the first day of the reopening of Los Angeles Flower Market, as the global outbreak of the coronavirus disease (COVID-19) continues, in Los Angeles, California, U.S., May 6, 2020. REUTERS/Lucy Nicholson

Cats sit outside closed shops in a deserted flower market following the lockdown imposed to contain the coronavirus disease (COVID-19) in Manila, Philippines, April 24, 2020. REUTERS/Eloisa Lopez

Ignasi Ruiz, flower wholesaler, looks at an empty cold room at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Carme Puig, flower wholesaler, enters a cold room at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A man speaks on the phone in his truck at "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A man walks along empty market stalls at "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A woman visits her stall with the blinds half way down, next to empty market stalls at "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Carme Puig, flower wholesaler, removes dried flowers from a cold room at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Carme Puig, flower wholesaler, looks on at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A man walks along empty market stalls at "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Ignasi Ruiz, flower wholesaler, checks his mobile phone next to his market stall at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Carme Puig, flower wholesaler, removes dried flowers from a cold room at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A man leaves the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

Ignasi Ruiz, flower wholesaler, pulls some boxes at the "Mercat de Flor i Planta Ornamental de Catalunya" (flower market) during the coronavirus disease (COVID-19) outbreak in Vilassar de Mar town, north of Barcelona, Spain April 22, 2020. REUTERS/Albert Gea

A man wears a protective mask as he shops flowers at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

A woman wears a protective mask as she shops flowers at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

A seller wears a protective mask as he prepares flowers for sale at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

Gardener Herbert Jedletzberger wears a protective mask as he waits for customers at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

Florist shop owner Barbara Kugler wears a protective face shield as she shops flowers at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

Sellers wearing protective masks are seen at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

A woman wears a protective mask as she shops flowers at the central flower market (Grossgruenmarkt) during the partial reopening of stores after the Austrian government loosens its lockdown restrictions during the global coronavirus disease (COVID-19) outbreak in Vienna, Austria, April 14, 2020. REUTERS/Lisi Niesner

Women wearing protective face shields as they sell flowers in a market during the coronavirus disease (COVID-19) outbreak in Bangkok, Thailand, April 6, 2020. REUTERS/Soe Zeya Tun

Women sell vegetables and artificial flowers at an illegal market in front of a tractor plant as people walk home from their shift, amid coronavirus disease (COVID-19) outbreak in Minsk, Belarus, March 31, 2020. Photo taken March 31, 2020. REUTERS/Vasily Fedosenko

A sign in front of the roadside Santos Farm flower stand letting customers know they normally sell at Pike Place Market during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson

Eric and Clarita Santos, who have sold flowers at Seattle's Pike Place Market since the 1980s, say their business has been affected by the market's temporary closure of the stalls, and are hoping word of mouth on social media will help bring sales to their farm's roadside stand during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson

Eric and Clarita Santos, who have sold flowers at Seattle's Pike Place Market since the 1980s, say their business has been affected by the market's temporary closure of the stalls, and are hoping word of mouth on social media will help bring sales to their farm's roadside stand during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson

Owners Eric and Clarita Santos gather daffodils at Santos Farm, which has been reduced to selling at their roadside stand during the temporary closure of the flower stalls at Seattle's Pike Place Market during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson

Eric Santos, who owns the farm with his wife, gathers bundles of daffodils at Santos Farm, which has been reduced to selling at their roadside stand during the temporary closure of the flower stalls at Seattle's Pike Place Market during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson

Clarita Santos, who owns the farm with her husband, picks daffodils at Santos Farm, which has been affected by the temporary closure of Pike Place Market's flower stalls during the coronavirus disease (COVID-19) outbreak in Kent, Washington, U.S. March 22, 2020. REUTERS/Lindsey Wasson