Avocados from Mexico are seen for sale in a store on June 6, 2019 in Washington,DC. - US President Donald Trump has trumpeted the robust US economy but hitting all products from Mexico with 25 percent tariffs threatens to undercut growth and undermine key American industries, economists warn.Tomatoes and avocados -- nearly 90 percent of which come from Mexico and other seasonal fruits would be hit hard. (Photo by Anna-Rose GASSOT / AFP)

Avocados from Mexico are seen for sale in a store on June 6, 2019 in Washington,DC. - US President Donald Trump has trumpeted the robust US economy but hitting all products from Mexico with 25 percent tariffs threatens to undercut growth and undermine key American industries, economists warn.Tomatoes and avocados -- nearly 90 percent of which come from Mexico and other seasonal fruits would be hit hard. (Photo by Anna-Rose GASSOT / AFP)

Avocados from Mexico are seen for sale in a store on June 6, 2019 in Washington,DC. - US President Donald Trump has trumpeted the robust US economy but hitting all products from Mexico with 25 percent tariffs threatens to undercut growth and undermine key American industries, economists warn. Tomatoes and avocados -- nearly 90 percent of which come from Mexico and other seasonal fruits would be hit hard. (Photo by Anna-Rose GASSOT / AFP)