As the common name implies, this is a miniature, annual lupin with small, palmately compound hairy foliage. Flowers are blue, often with a white blotch, arranged in terminal racemes.
One for the sunny edge of the rockery; or naturalized meadows.
Flowers images here: https://en.wikipedia.org/wiki/Lupinus_bicolor
Germination: sown in the fall outside; or in early spring after scarification.