be a huckleberry above (one's) persimmon

dated To be somewhat or slightly beyond one's abilities or talents. Primarily heard in US. I'd like to help you fellas out, but I'm afraid herding cattle is a huckleberry above my persimmon.

Common Names:

Name	Pronounced	Usage
Osmond	AHZ-mənd	English (Rare)
Deep	-	Indian, Hindi, Marathi, Gujarati, Bengali, Punjabi
Gwendolen	GWEN-də-lin (English)	Welsh
Vi	VIE	English
Anthelm	-	Ancient Germanic
Bowles	[bəulz]