Pot Lilies

When I bought something for the garden last year (can't remember what it was now) I was given ten dwarf Asiatic lily bulbs as a 'free' gift. I stuck them in some pots and more or less forgot about them. They survived the lily beetles 
https://www.blipfoto.com/entry/2702158990321649873
and are now rewarding us with beautiful yellow, orange and white flowers with lots more buds about to open.