How to keep coriander leaves fresh

Storing fresh coriander has been a recurring issue with me, especially since one bundle is huge enough to last a month at least. No matter how fresh they are when I buy them, by the time I actually get down to cooking with them ( which invariably turns out to be at least two weeks post buying them) , they are wilted beyond redemption. This tip from IndiaCurry.com sounds interesting.
In short, pick and collect all the leaves from the coriander stalks, get an ice cube tray, stuff every ice cube cavity with the leaves, add just enough water, freeze for two days. After two days, remove the coriander cubes and transfer them into a freezer zip-lock bag and store in the freezer.
Let’s see how good the leaves are after defrosting.