季 - The SEASON of the Grain Harvest

Readings & Meanings:

キ

season (of the year)

Common Usage:

季節

四季

Examples:

友人から季節のお便りをもらった。

日本の四季の移り変わりは本当に美しい。

Translations:

I received a seasonal letter from my friends.

In Japan, the changing of the four seasons is truly beautiful.

Radical:

子 is the radical, meaning of course child/offspring.

禾 is on top, meaning grain or rice.

These combine to indicate a time when the children of the grain plants are harvested.

References:

http://www.kanjinetworks.com/indices/radindex.html
http://www.thejapanesepage.com/node/kanji/ki.htm