The Sickle is one of the essential tools in Harvest Moon: Tree of Tranquility. The Sickle is given to by Cain for free the first time you visit Brownie Ranch. The primary use for the sickle is to remove weeds and crops, cuts grass for fodder. You can charge up the sickle's power by holding down the A button. As the sickle is upgraded, you are able to cut more at one time is easier and requires less stamina.