“The whimsical girl economy in New York City is crashing,” Junkyard Thrift owner Olivia LaRossa declared on Instagram . “There are not [many] shops that carry fun, funky, whimsical, mid-to-plus-size clothing, but we do.”

Stepping into her Bushwick, Brooklyn store, you’re immediately met with ethereal decorations like swan sculptures and ornate silver frames. Vintage 1970s prairie dresses, slip gowns and other eclectic, colorful garments from bygone eras hang from the racks — each piece a small fantasy in its own right. These days, it’s rare to find a store with as much personality as this one.…