|This is variety of S. purpurea is a compact, erect to spreading and arching, deciduous, small shrub, to 3' tall and 5' wide. Shoots are narrow and often have a red tinge. Leaves are oblong, nearly entire, bluish-green, up to 1 1/2" long. Narrow, silvery-gray catkins, up to 1 1/4" long, males with purple to yellow anthers. Makes a lovely low hedge.