SINGAPORE - Mr Dennis Wong spends two hours a week tending to around 40 varieties of plants at home, trimming the leaves and adding fertiliser to the soil.
But there is no need to water the plants - they are already submerged underwater, in a fish tank filled with 15 types of plants including the bushy, bright green myriophyllum "guyana", as well as lava rock and coral red pencilfish.
Already a subscriber? Log in
Read the full story and more at $9.90/month
Get exclusive reports and insights with more than 500 subscriber-only articles every month
ST One Digital
$9.90/month
No contract
ST app access on 1 mobile device
Unlock these benefits
All subscriber-only content on ST app and straitstimes.com
Easy access any time via ST app on 1 mobile device
E-paper with 2-week archive so you won't miss out on content that matters to you
