It really doesn't matter. I use the dust but only when I have to. Sevins dust isn't exactly good for you.
One big thick slice of mater.
One horned mater worm, sliced in half.
Sprinkle on seven.
What IÂm trying to say is do you really have to use the stuff
I do I have and I will again but only as a last resort.
What are you trying to kill or control?