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
JĀZeps	-	Latvian
Patricia	pə-TRISH-ə (English), pah-TREE-thyah (Spanish), pah-TREE-syah (Latin American Spanish), pah-TREE-tsee-ah (German)	English, Spanish, German, Late Roman
Chelsie	CHEL-see	English (Modern)
Parrish	['pæriʃ]
Lorinda	[ləu'rində]
Ascroft	['æʃkrɔft]