Some national gardens and parks, and even airports - for example, those in the United States - sell unique plants and seeds to visitors, complete with beautiful carrier bags that are suitable for flights.

Singapore is leaping from being a Garden City to becoming a City in a Garden, and many Singaporeans and tourists love plants.

It is strange that souvenir shops at the Botanic Gardens and Gardens by the Bay sell expensive "dead" souvenirs, and not unique, live plants and seeds which many visitors would desire.

The Aranda Lee Kuan Yew orchid, for example, named after the late founding prime minister, would be an instant bestseller.

Cheang Peng Wah