Size" 4" Erysimum 'Sugar Rush Orange", Erysimum ‘Sugar Rush Orange’ features fragrant, dark orange flowers displayed above a low mound of dark green foliage. Blooms in fall and again in early spring. Cool season plant, just like Viola. Grows best in gritty, moderately fertile soil. Plant where you can enjoy the fragrance in early spring. Good in rock gardens and containers. Wallflowers are deer resistant.