Vegetables for sale at the market at Rapid Creek in Darwin, Australia

Vegetables for sale at the market at Rapid Creek in Darwin, Australia in June 2019

A vegetable garden in Wuxi, China

A vegetable garden in Wuxi, China in May 2019

Pork rice meal in Khao Lak, Thailand

Pork rice meal in Khao Lak, Thailand in August 2017

Stir fried vegetables for dinner at the night market in Hua Hin, Thailand

Stir fried vegetables for dinner at the night market in Hua Hin, Thailand in August 2017

Stir-fried dish with chili at a Thai restaurant in Randwick, Sydney, NSW

Stir-fried dish with chili at a Thai restaurant in Randwick, Sydney, NSW in July 2017

Stir-fried dish at a Thai restaurant in Randwick, Sydney, NSW

Stir-fried dish at a Thai restaurant in Randwick, Sydney, NSW in July 2017

Woman selling vegetables at a market in Khao Lak, Thailand

Woman selling vegetables at a market in Khao Lak, Thailand in August 2017

Vegetables for sale in a food market in Phitsanulok, Thailand. Note the woman spraying her vegetables with water

Vegetables for sale in a food market in Phitsanulok, Thailand in June 2016. Note the woman spraying her vegetables with water

Woman cutting up vegetables in a food market in Phitsanulok, Thailand

Woman cutting up vegetables in a food market in Phitsanulok, Thailand in June 2016

Spinach for sale at the Salamanca markets in Hobart, Tasmania

Spinach for sale at the Salamanca markets in Hobart, Tasmania in May 2013

Julienned vegetables at a dinner in Bruce, Canberra

Julienned vegetables at a dinner in Bruce, Canberra in July 2014

Vegetables for sale on the pavement in Hanoi, Vietnam

Vegetables for sale on the pavement in Hanoi, Vietnam in January 2012

Buying vegetables on the side-walk in Hanoi, Vietnam

Buying vegetables on the side-walk in Hanoi, Vietnam in January 2012

Hawker hawking tomatoes in Hanoi, Vietnam

Hawker hawking tomatoes in Hanoi, Vietnam in January 2012

Street life in Hanoi, Vietnam

Street life in Hanoi, Vietnam in January 2012

Hawker with vegetables in Hanoi, Vietnam

Hawker with vegetables in Hanoi, Vietnam in January 2012

Roast vegetables for dinner in Fitzroy, Melbourne

Roast vegetables for dinner in Fitzroy, Melbourne in March 2016

Chinese carrots for sale in Macro in Khorat, Thailand

Chinese carrots for sale in Macro in Khorat, Thailand in February 2015

Vegetables for sale in a market in Kyoto, Japan. Individually wrapped carrots

Vegetables for sale in a market in Kyoto, Japan in March 2015. Individually wrapped carrots

Veggie Lover Home restaurant in Chiang Rai, Thailand

Veggie Lover Home restaurant in Chiang Rai, Thailand in May 2016