The main square of Mexico's Presidential Palace is decorated with cempasuchil or marigolds flowers to commemorate Day of The Dead in memory of the victims of the coronavirus disease (COVID-19) in Mexico City, Mexico October 31, 2020. REUTERS/Carlos Jasso 

The main square of Mexico's Presidential Palace is decorated with cempasuchil or marigolds flowers to commemorate Day of The Dead in memory of the victims of the coronavirus disease (COVID-19) in Mexico City, Mexico October 31, 2020. REUTERS/Carlos Jasso 

The main square of Mexico's Presidential Palace is decorated with cempasuchil or marigolds flowers to commemorate Day of The Dead in memory of the victims of the coronavirus disease (COVID-19) in Mexico City, Mexico October 31, 2020. The altar reads " One flower for any soul" REUTERS/Carlos Jasso 

A cross made of Cempasuchil Marigold flowers and pink wooden crosses, bearing the names of victims of violence, are seen during a protest against femicide and violence against women in the country, in Chimalhuacan, Mexico October 30, 2020. REUTERS/Mahe Elipe 

Ana Quiroz and her brother David, who both recovered from the coronavirus disease (COVID-19), peel away petals from Cempasuchil Marigold flowers whilst decorating an altar for their loved ones who died of the COVID-19, at their home in Mexico City, Mexico October 30, 2020. REUTERS/Gustavo Graf 

A vendor, selling marigold garlands which are used to decorate temples and homes during the Hindu festival of Durga Puja, waits for customers at a wholesale flower market, amidst the spread of the coronavirus disease (COVID-19), in Kolkata, India, October 21, 2020. REUTERS/Rupak De Chowdhuri 

Hanna Snow (L), dressed as a "clicker" from the video game "The Last of Us," meets Robyn Patzer and her cat Marigold as a small group of cosplayers gather at the Washington State Convention Center for what would have been the 2020 Emerald City Comic Con, an event organizers said drew 98,000 fans over four days last year, and will be postponed to August due to the coronavirus (COVID-19) outbreak, in Seattle, Washington, U.S. March 14, 2020. REUTERS/Jason Redmond TPX IMAGES OF THE DAY 

Robyn Patzer inspects the shield of Captain America, cosplayed by Robby Thompson, while her son Nazz Patzer, 7, plays with their cat Marigold as a small group of cosplayers gather at the Washington State Convention Center for what would have been the 2020 Emerald City Comic Con, an event organizers said drew 98,000 fans over four days last year, and will be postponed to August due to the coronavirus (COVID-19) outbreak, in Seattle, Washington, U.S. March 14, 2020. REUTERS/Jason Redmond 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 25, 2019. REUTERS/Navesh Chitrakar 

A man picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 25, 2019. REUTERS/Navesh Chitrakar 

A woman fills her basket with marigold flowers, used to make garlands and offer prayers, as she plucks them before selling to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 25, 2019. REUTERS/Navesh Chitrakar TPX IMAGES OF THE DAY 

A girl picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 25, 2019. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 25, 2019. REUTERS/Navesh Chitrakar 

Vendors sell marigold garlands which are used to decorate temples and homes on the eve of Diwali, the festival of lights, in Kolkata, India, November 6, 2018. REUTERS/Rupak De Chowdhuri 

A labourer carries garlands of marigold flowers to supply at a wholesale flower market, which will be used to decorate temples and homes, on the eve of Diwali, the festival of lights, in Kolkata, India, November 6, 2018. REUTERS/Rupak De Chowdhuri 

A puppy with "Sindoor" vermillion powder on its forehead and a garland is pictured after a boy offered prayers during the dog festival as part of Tihar, celebrations also called Diwali, in Kathmandu, Nepal November 6, 2018. REUTERS/Navesh Chitrakar 

A street vendor sells garlands made of marigold flowers along the streets during the Tihar festival, also called Diwali, in Kathmandu, Nepal November 5, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar TPX IMAGES OF THE DAY 

Light illuminates marigold flowers, used to make garlands and offer prayers, for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman walks along the field carrying a basket filled with marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman unloads a basket filled with marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers, used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 4, 2018. REUTERS/Navesh Chitrakar 

A farmer harvests Marigold flowers, locally known as Gumitir, which are used for daily Hindu offerings, in Klungkung, Bali, Indonesia April 13, 2018. REUTERS/Johannes P. Christo 

A farmer harvests Marigold flowers, locally known as Gumitir, which are used for daily Hindu offerings, in Klungkung, Bali, Indonesia April 13, 2018. REUTERS/Johannes P. Christo 

A vendor selling marigold flowers speaks on his mobile phone as he waits for customers at a market in Mumbai, India, April 10, 2018. REUTERS/Francis Mascarenhas 

A man reads a newspaper next to marigold garlands, which are used to decorate temples and homes, at a wholesale flower market in Kolkata, India, November 21, 2017. REUTERS/Rupak De Chowdhuri TPX IMAGES OF THE DAY 

A man reads a newspaper next to marigold garlands, which are used to decorate temples and homes, at a wholesale flower market in Kolkata, India, November 21, 2017. REUTERS/Rupak De Chowdhuri 

People place an image of Our Lady of Guadalaupe decorated with marigolds at the grave of their loved one during the Day of the Dead celebrations at a cemetery in Tzintzuntzan, Mexico, November 1, 2017. REUTERS/Alan Ortega 

Woman harvests Cempasuchil Marigolds, flowers used during Mexico's Day of the Dead celebrations in Ciudad Juarez to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico October 21, 2017. REUTERS/ Jose Luis Gonzalez 

Man harvests Cempasuchil Marigolds, flowers used during Mexico's Day of the Dead celebrations in Ciudad Juarez to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico October 21, 2017. REUTERS/ Jose Luis Gonzalez 

Man harvests Cempasuchil Marigolds, flowers used during Mexico's Day of the Dead celebrations in Ciudad Juarez to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico October 21, 2017. REUTERS/ Jose Luis Gonzalez 

Woman harvests Cempasuchil Marigolds, flowers used during Mexico's Day of the Dead celebrations in Ciudad Juarez to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico October 21, 2017. REUTERS/ Jose Luis Gonzalez 

Bee is pictured as it sits during harvesting on a Cempasuchil Marigold, a flower used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico October 21, 2017. REUTERS/ Jose Luis Gonzalez 

A woman unloads marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

Women carry baskets filled with marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

Plucked Marigold flowers used to make garlands and offer prayers are collected in a basket before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers, before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 17, 2017. REUTERS/Navesh Chitrakar 

Vendors selling marigold garlands rest in front of a wall with posters of Hindu deities at a wholesale flower market in Kolkata, India, July 10, 2017. REUTERS/Rupak De Chowdhuri 

Vendors sell marigold garlands used to decorate homes and temporary platforms during the festival of Saraswati Puja, at which Hindu devotees pray to Saraswati, the Hindu goddess of knowledge and learning, in Kolkata, India January 31, 2017. REUTERS/Rupak De Chowdhuri 

A farmer plucks marigold flowers from a field in Manchar village in the western state of Maharashtra, India, November 16, 2016. Picture taken November 16, 2016. REUTERS/Shailesh Andrade 

A farmer plucks marigold flowers from a field in Manchar village in the western state of Maharashtra, India, November 16, 2016. Picture taken November 16, 2016. REUTERS/Shailesh Andrade 

Vendors sell marigold garlands which are used to decorate temples and homes during Diwali, the festival of lights, in Kolkata, India, October 30, 2016. REUTERS/Rupak De Chowdhuri 

A street vendor sells garlands made of marigold flowers along the streets during the Tihar festival, also called Diwali, in Kathmandu, Nepal, October 29, 2016. REUTERS/Navesh Chitrakar 

A woman picks marigold flowers used to make garlands and offer prayers for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 29, 2016. REUTERS/Navesh Chitrakar

A woman picks marigold flowers used to make garlands and offer prayers for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 29, 2016. REUTERS/Navesh Chitrakar

A boy picks marigold flowers used to make garlands and offer prayers for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 29, 2016. REUTERS/Navesh Chitrakar

A woman speaks on her phone as she carries a basket filled with marigold flowers used to make garlands and offer prayers for the Tihar festival, also called Diwali, in Kathmandu, Nepal October 29, 2016. REUTERS/Navesh Chitrakar

A monarch butterfly is pictured as it sits on a Cempasuchil Marigold, a flower used during Mexico's Day of the Dead celebrations, in Ciudad Juarez, Mexico, October 26, 2016. REUTERS/Jose Luis Gonzalez 

A man carries bundles of Cempasuchil Marigolds to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico, October 26, 2016. REUTERS/Jose Luis Gonzalez 

A woman harvests Cempasuchil Marigolds to be used during Mexico's Day of the Dead celebrations in Ciudad Juarez, Mexico, October 26, 2016. REUTERS/Jose Luis Gonzalez