UNIDENTIFIED CATERPILLAR - TWO

Busy feasting on White Dead Nettle, I think.
I have searched several guides to identify this caterpillar, but can't find a match.

More of todays posts here....

http://365project.org/markp/365/15-04-2018

[Jesika]

I don't know what he is either, why not raise him inside and see what happens? I'm waiting for what I think is an Angle Shades moth to eclose.
j