[Nita goes back to parting weeds - something she can do with her hands.]

One of her Pokemon - Princess, if you've seen him around-

[But then, most probably have at this point.]

Knows the move Sleep. It's supposed to give a few hours' undisturbed rest. I don't know if that means no dreams or not, but if you want to be able to stay asleep, without it being too long...