Sow two seeds in a 3½in pot in a propagator and grow indoors until after the frosts.

The fungus can be readily transported from the outdoors, and grow indoors using building material or accumulated soil to obtain nutrients for growth.

These orchids are relatively easy to grow indoors, as long as conditions that mimic their natural habitats are created.

But a number of tropical and sub-tropical tree species will survive and grow indoors.

They like relatively deep containers for their size and can be grown indoors on a sunny windowsill to encourage them to flower even earlier.