<p>FILE – Pots of Phalaenopsis orchids appear at one of Hong Kong’s largest orchid farms located at Hong Kong’s rural New Territories on Jan. 14, 2021. Not so long ago, orchids were regarded as rare and exotic. But these days, thanks to new propagation techniques, certain varieties are mass-produced. Moth orchids, or Phalaenopsis, gorgeous but common with sweet patterned faces, are widely sold by supermarkets and other retailers. </p>