Corinne A. Hartman came to El Paso in 1913 from Albuquerque
Along with her son they opened their own floral shop in 1921.
The Hartman Flower Shop it was in several locations, at one point it in the mills building.
In 1916, Hartman bought land from Frank Tobin at 205 Tobin Place. Hartman established a ranch and gardens. On August 26, 1921,The El Paso Herald reported that Hartman was organizing a horse breeding farm for race horses. Hartman distributing Kentucky strain of saddle horses from her home at Tobin. In 1923,three of her horses was stolen, witnesses claimed to have seen then crossing in Mexico.