Orchids have become Britain 's favourite house plant but die within weeks . The orchid is a popular choice for weddings and funerals because it looks so pretty in the white dress, flowers are also used to decorate cakes or as decorations on Christmas trees. With more than 22,000 species , orchids ' needs differ widely .
Orchids have become Britain 's favourite house plant but die within weeks . Moth orchids are easier to nurture and can flourish for years . With more than 22,000 species , orchids ' needs differ widely .