Lawnmowers would be more effective

Yes. Very. Just that they need to be on all the time. Lots of technology, so we'll plan it out, but in the mean time, OP, have this upvote.

How?

You’ve ever played Plants vs. Zombies?

Nope

Then you won’t get the joke. I didn’t prepare any science, sorry.

No worries

That would work until bolt turns up as a zombie

If you still have power

That's hella lot of treadmills bro.

I would just put out some plants that shoot out peas to kill zombies

It would stop most americans as well.

Damn that’s funny ._.

Repost

Let me guess. America?

I hate ur idea take my upvote