POWER OF ATTORNEY
                               -----------------


     The undersigned constitutes and appoints Timothy J. Donnelly and Lucy
Cooney, and each of them, as the undersigned's true and lawful attorneys-in-fact
and agents, with full power of substitution and resubstitution, for the
undersigned and in the undersigned's name, place and stead, to sign any and all
Securities and Exchange Commission statements of beneficial ownership of
securities of American Vanguard Corporation, a Delaware corporation (the
"Company") on Forms 3, 4 and 5 as required under Section 16(a) of the Securities
Exchange Act of 1934, as amended, and to file the same with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, the Company and the stock exchange or national market
system on which such shares are publicly traded, granting unto said
attorneys-in-fact and agents, and each of them, full power and authority to do
and perform each act and thing requisite and necessary to be done under said
Section 16(a), as fully and to all intents and purposes as the undersigned might
or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, and each of them, may lawfully do or cause to be
done by virtue hereof.

     A copy of this power of attorney shall be filed with the Securities and
Exchange Commission.  The authorization set forth above shall continue in full
force and effect until the undersigned revokes such authorization by written
instructions to the attorneys-in-fact.

     The authority granted hereby shall in no event be deemed to impose or
create any duty on behalf of the attorney-in-fact with respect to the
undersigned's obligations to file Forms 3, 4 and 5 with the Securities and
Exchange Commission.

Dated:  January 5, 2017

                                  /s/ Peter Eilers
                                  -------------------------
                                  Peter Eilers
                                  as an Individual