A farmer transports a kumquat tree for sale ahead of the Vietnamese "Tet" (Lunar New Year festival), in a field in Hanoi, Vietnam February 7, 2018. REUTERS/Kham

A farmer waters kumquat trees for sale ahead of the Vietnamese "Tet" (Lunar New Year festival), in a field in Hanoi, Vietnam February 7, 2018. REUTERS/Kham

A man transports kumquat trees for sale ahead of Vietnamese "Tet" (the lunar new year festival) in a field in Hanoi January 22, 2017. REUTERS/Kham

A farmer stands among kumquat trees as she waits for customers ahead of Vietnamese "Tet" (the lunar new year festival) in a field in Hanoi January 22, 2017. REUTERS/Kham

A farmer sits next to kumquat trees as she waits for customers ahead of Vietnamese "Tet" (the lunar new year festival) in a field in Hanoi January 22, 2017. REUTERS/Kham

A kumquat tree is seen in the winter garden of a restaurant in the village Seeheim near Darmstadt, Germany, March 27, 2016. REUTERS/Kai Pfaffenbach

A woman waters kumquat trees while waiting for customers in Hanoi January 24, 2014. Kumquats are used for decorations during the Vietnamese "Tet" (Lunar New Year festival), which will take place from January 29 to February 5. REUTERS/Kham (VIETNAM - Tags: SOCIETY)

A woman uses a mobile phone near kumquat trees while waiting for customers in Hanoi January 24, 2014. Kumquats are used for decorations during the Vietnamese "Tet" (Lunar New Year festival), which will take place from January 29 to February 5. REUTERS/Kham (VIETNAM - Tags: SOCIETY)

A man waters kumquat trees while waiting for customers in Hanoi January 24, 2014. Kumquats are used for decorations during the Vietnamese "Tet" (Lunar New Year festival), which will take place from January 29 to February 5. REUTERS/Kham (VIETNAM - Tags: SOCIETY)

A woman arranges kumquat trees at a Chinese New Year flower market in Taipei February 1, 2011. The Lunar New Year begins on February 3 and marks the start of the Year of the Rabbit, according to the Chinese zodiac. REUTERS/Nicky Loh (TAIWAN - Tags: SOCIETY)

A customer stands in a field of kumquat trees in Hanoi January 28, 2011. Kumquats are used for decoration during Tet, the Vietnamese traditional lunar new year, which will take place from February 2 to 6. REUTERS/Kham (VIETNAM - Tags: SOCIETY AGRICULTURE)

A farmer walks in her kumquat field in Hanoi January 28, 2011. Kumquats are used for decoration during Tet, the Vietnamese traditional lunar new year, which will take place from February 2 to 6. REUTERS/Kham (VIETNAM - Tags: SOCIETY AGRICULTURE)

Kumquat plants, used as decorations during the Lunar New Year, are displayed for sale at a flower market in Hanoi, Vietnam January 26, 2006. Vietnam will celebrate the Tet Festival or Lunar New Year of the Dog, the country's most important festival of the year, from January 28 to February 2, 2006. REUTERS/Kham

A Vietnamese woman displays kumquat plants, used as decorations during the Lunar New Year, for sale on the street in Hanoi, Vietnam January 24, 2006. Vietnam will celebrate the Tet Festival or Lunar New Year of the Dog, the country's most important festival of the year, from January 28 to February 2. REUTERS/Kham

A kumquat plant, used as a decoration during the Lunar New Year, is displayed for sale on a street in Hanoi, Vietnam January 24, 2006. Vietnam will celebrate the Tet Festival or Lunar New Year of the Dog, the country's most important festival of the year, from January 28 to February 2, 2006. REUTERS/Kham

A shopkeeper prepares kumquat trees which are for sale as part of Chinese New Year celebrations, at Chinatown in Singapore, January 22, 2006. Chinese around the world will celebrate the Chinese Lunar New Year of the Dog on January 29. REUTERS/John Voos

A Vietnamese farmer transports a kumquat tree, which is decorated for the Lunar New Year, by motorcycle in Hanoi January 20, 2006. Vietnam will celebrate the Tet festival or Lunar New Year of the Dog, the country's most important festival of the year, from January 28 to February 2, 2006. REUTERS/Kham PP06010216

A Vietnamese woman transports peach blossoms with her bicycle in downtown Hanoi February 1, 2005. Vietnam will usher in the Lunar New Year, also the Chinese Year of the Rooster, on February 9. Peach blossoms and kumquat trees are the two main plants used as decorations to commemorate the Lunar New Year. REUTERS/Kham Kham/AT

A Vietnamese farmer tends to his kumquat garden in Hanoi January 4, 2005. Vietnam is preparing for its Tet, or lunar new year festival, which will be celebrated between February 8 and 12. NO RIGHTS CLEARANCES OR PERMISSIONS ARE REQUIRED FOR THIS IMAGE. REUTERS/Kham Kham/CN

A Vietnamese woman wearing a traditional conical hat works in a kumquat field in Hanoi on October 13, 2004. REUTERS/Kham. NO RIGHTS CLEARANCES OR PERMISSIONS ARE REQUIRED FOR THIS IMAGE. KHAM/TW

A Vietnamese woman wearing a traditional conical hat works in a kumquat field in Hanoi on October 13, 2004. Vietnam has agreed to apply average tariffs of around 24 percent for agricultural goods during the talks with European Union on its entry into the World Trade Organization, which the Southeast Asian country said it still aims to join by 2005. REUTERS/Kham. NO RIGHTS CLEARANCES OR PERMISSIONS ARE REQUIRED FOR THIS IMAGE. KHAM/TW

A Vietnamese woman selling Kumquat tree as a decoration for the upcoming Lunar New Year waits for customer in Hanoi January 18, 2004. The outbreak of avian flu type H5N1 virus emerged just ahead of the country's biggest celebration, Tet or the Lunar New Year on January 22. REUTERS/Zainal Abd Halim ZH

Vietnamese look at the kumquat trees as a decoration for the upcoming Lunar New Year in Hanoi, January 18, 2004. The outbreak of avian flu type H5N1 virus emerged just ahead of the country's biggest celebration, Tet or the Lunar New Year on January 22. REUTERS/Zainal Abd Halim ZH/DL

A Chinese shopper passes a kumquat plant with a Mickey Mouse red packet
inscribed with "Have a Prosperous New Year" at a flower market in
Shanghai, China's financial capital January 31, 2003. Chinese sellers
are using popular western icons with traditional items to lure more
customers to buy their product on the eve of the Lunar New Year.
Chinese consider kumquat an auspicious decoration, and use them to
welcome the Year of the Goat, which starts on February 1. REUTERS/Claro
Cortes IV

CC/CP

Vietnamese women riding bicycles bring Kumquat trees from the
countryside to be sold in the Vietnamese capital Hanoi, February 10,
2002. Kumquat trees are popular ornaments in the Northern part of
Vietnam for the Tet or the Vietnamese Lunar New Year which starts on
February 12. But planters complain that more and more people prefer to
buy apricot blossom trees brought from the South as the price of
Kumquat plants have increased due to bad weather during the year.
REUTERS/Rathavary Duong

RD/CP

A Vietnamese motorcyclist carries a Kumquat tree in Hanoi, February 5,
2002. Kumquat trees are popular ornaments throughout Vietnam during the
Tet or Lunar New Year which starts on February 12. REUTERS/Rathavary
Duong

RD/RCS

Hoang Kim Lien, a 45-year-old Vietnamese farmer, sprays a field of
Kumquat trees with fertiliser in Hanoi, February 5, 2002. Kumquat trees
are popular ornaments throughout Vietnam during the Tet or Lunar New
Year which starts on February 12. REUTERS/Rathavary Duong

RD/RCS

Nguyen Thi Phuong, 30, trims a kumquat fruit tree at a Hanoi nursery December 26, 2000. The trees, planted about six months ago, will be sold in about two weeks as they are popular ornments for Tet, the Vietnamese lunar new year, which starts on January 24.

RD/DL

Dianne Taylor of Portland, Maine applies blueberries to an Amazon tree frog as she works as a volunteer on the Eastman Kodak Company float title "Celebrate Nature" December 30 in Pasadena, California. The frog is also decorated with kumquats and dried beans. The float is entered in the Tournament of Roses Parade which will be televised to a world-wide audience on January 1, 2000.

FSP

Dianne Taylor of Portland, Maine applies blueberries to an Amazon tree frog as she works as a volunteer on the Eastman Kodak Company float title "Celebrate Nature" December 30 in Pasadena, California. The frog is also decorated with kumquats and dried beans. The float is entered in the Tournament of Roses Parade which will be televised to a world-wide audience on January 1, 2000.

FSP

Smoke pours from the nostrils of a two-headed 30-foot tall dragon, part of the 21st Century Insurance Company float titled " Visions of Wisdom and Imagination" as it rolls down Orange Grove Avenue during the 111th Tournament of Roses parade in Pasadena January 1. The float, decorated with kumquats, limes and purple dendrobium orchid florets, was awarded the Judge's Special Award for most spectacular in showmanship and dramatic impact. The theme for the parade was " Celebration 2000: Visions of The Future.

FSP/SV

Entrepreneur Lim Ong carries one of his kumquat trees which he sells for RM25 ($5.5) each at a nursery in Kuala Lumpur January 11. The Chinese equate these trees with prosperity and good luck and usually display them in their homes during Chinese New Year. However, the current economic slowdown has dampened business for Lim which has seen a 30 percent reduction in demands. Chinese Lunar New Year falls on January 28.

Entreprenuer Lim Ong carries one of his kumquat trees which he sells for RM25 ($5.5) each at a nursery in Kuala Lumpur January 11. The Chinese equate these trees with prosperity and good luck and usually display them in their homes during Chinese New Year. However, the current economic slowdown has dampened business for Lim which has seen a 30 percent reduction in demands. Chinese Lunar New Year falls on January 28.

MALAYSIA