What is the name of the little four-petaled purple flowers that grow in clusters on the wall? It's very pretty!

Southern Garden Mustard ------------

Southern Garden Mustard, Aubrieta cultorum, Cruciferae, Southern Garden Mustard plants. It is a very good variety for early spring applications because of its early flowering and large flowers, and can be applied to all kinds of dwarf combinations, as well as in villas, parks, rock gardens and many other places. It is strong, adaptable and easy to cultivate.

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Genus

South Garden Mustard

Organism

Poppy

Subclass

Primitive Perianth Subclass

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Latin name

Aubrieta cultorum

Species

Nan Ting Mustard