Erysimum kotschyanium 'Ruapuna Gold' ex HB

Dwarf Turkish Alpine Wallflower. Smothered in the spring with incredibly sweetly scented golden yellow flowers. An excellent rock garden or edging plant for sunny areas, and tolerant of hot, dry sites with poor soil. Also great spilling out of cracks in rock walls, or between flag stones. Small species, fine foliage, shorter stature. 10cm.