How to Grow Japanese Iris. Japanese Iris can be grown outdoors from seed by sowing at a depth of 6mm in the autumn or winter. It is best to sow them into flats in a shady part of the garden. After they have been exposed to the elements for a month or so (frost required), bring the flats indoors until the spring.he Japanese Iris and Oriental Iris are the common names for Iris Kaempferi / Iris ensata. They are hardy perennials, and bloom in the summer. Japanese Iris has sword shaped leaves and carries blue, white or purple flowers atop 70 to 90 cm long stems.
Clandestine means secretive, so a clandestine affair is an affair  that is kept hidden. It usually refers to secretive romantic  relationships. 2 people found this useful.
U.S. soldier at camp during World War II. Secrecy (also called clandestinity or furtiveness) is the practice of hiding information from certain individuals or groups who do not have the need to know, perhaps while sharing it with other individuals. That which is kept hidden is known as the secret.