Amazing and easy way of catching worms

[MichaelAngelo]

hahahah!!!

My grandfather stuck that prod in his garden every weekend. Classic!

Anyway I have a hunch about vinegar, since mustard has vinegar in it.

Here's what some googling produced:
http://www.cidervinegar.com/n/en/comico.htm

Vinegar alone might do the trick.

Also I don't recommend any of this over a garden, just some random patch in the woods should do