Sorry to hear you forgot the pole Andy - it is so easy to forget something with the amount of stuff we need to carry for a successful activation, but glad you qualified Knott.
Without an aerial pole on Lamington Hill SS-172 in Scotland in 2017, this was the best I could do with two walking poles fastened together:
Height about 7 feet above ground I would say - 22 QSOs in 25 minutes from the KX2 and a low link dipole (no end feds for me!) … what would I have worked with the antenna on the ground is anybodys guess?
My log below , which even included some DX by working NE4TN
73 de Phil