Pinky rolls out a carpet like item full of owners. In reality, pre-seeded runners were a popular new innovation for home gardeners at the time. All that was needed was water.
An actual posie was not a flower, but an old definition of a small bouquet of flowers. It was also known as a nosegay. In centuries past, a would be suitor would present such an arrangement to their intended, who would then interpret the meanings attributed to the flowers contained.