Stage 1

A bottle of dust?! What the hell kind of pet is that?!..Ergh...Maybe you should watch it..Instead of trying to get your money back >.>
Growth Rate: Varies between 1 week-1 month. I don't mean to take so long sometimes, but I have a lot of pixies to draw!
Stage 2:

Your bottle 'sploded. O.o..All I can suggest, is don't inhale the dust
gonk But don't throw it away either! That would be a complete waste of perfectly good dust...
Growth Rate: Same as above.
Stage 3:

Your dust seems to have disappeared, and there's a very tiny fairy laying where it used to be?? Well..That's odd..Er...Try not to squish it?
Growth Rate: 2 weeks-2 months.
Stage 4:

Your little Fairy grew to a child! Congrats!
Growth Rate: 3 weeks-2 1/2 months.
Stage 5:

Your fairy has turned into a teenager! Quite tempermental at this stage. Be careful!
Growth rate: 5 weeks-4 months.
Stage 6:

Your fairy has reached adulthood!
Growth rate: This is the last stage for non RP fairies..
Stage 7:
???