On Mon, 11 Jun 2012 15:39:30 -0700, bob haller wrote:
is a perfect lawn really necessary?

Can't stand dandelions, they just make it look ugly when they're seeding
- the rest of the weeds I don't mind though (well, other than thistles,
but we usually only get a couple of those a year which I just dig out).
I'm not sure if there's anything that will selectively kill dandelions
and nothing else, though...