The scientific or taxonomic name would be Erysimum linifolium.

Erysimums are wallflowers, of which there are about 180 species

Its an annual plant. Most garden vegtables are annual.

A low priced annual flower that can be added to any garden is the Fuchsia. The fuchsia will bring elegance to your garden. These petal filled blooms have a number of different shades, such as pink, red, and purple. Balsam is another old fashioned annual flower that blooms in a wide range of shades. This annual flower also self seeds, making it possible to enjoy the blooms for years. These two annual flowers are great options for cheap garden use.

A Zinnia or zinniae for plural