Remotely possible, but seems unlikely. Broccoli could have been grown in a local garden (as occurred in California around this time), but was not commercially grown and distributed in the US until the 1920's.

Denker, Joel, "The World on a Plate: A Tour Through the History of America's Ethnic Cuisine."

Buck, P. A (1956). "Origin and taxonomy of broccoli". Economic Botany. 10 (3): 250–253. doi:10.1007/bf02899000.