Sylvetta wild arugula.
Also known as Wild Rocket. Compared to salad arugula, it is slower growing, about half the height, and has yellow flowers. The leaves are also more deeply lobed with a more pungent flavor. Popular with chefs.
Grown year-round in the Tower Garden®.
~ Johnny’s Selected Seeds, Sylvetta Arugula Seed, Diplotaxis tenuifolia