Diffuse wallflower (Erysimum diffusum) is a biennial and perennial herb native to Europe, growing in dry places. Inputs Full sun1 Semi-shade1 Well drained soil1 Moist soil1 Outputs Medicinal use1 Type Herb Biennial Perennial Footnotes Erysimum diffusum | Plants for a Future ↩ ↩2 ↩3 ↩4 ↩5