Genista multibracteata (syn. G. tinctoria var. tinctoria, also syn. G. patula) – ​Bright golden yellow pea flowers in abundance on this full sun and heat tolerant broom. The upright, mounding shrub's foliage remains clean and green all season long. Winter stems hold onto a green color offering dynamic contrast in texture and height to sedums, sempervivums, yuccas and the like. Plant Dyer's Greenwood in well-drained nutritionally impoverished soil. This Fabaceae is nitrogen-fixing. From northeastern North America with population pockets scattered elsewhere. Established potted Dyer's Greenwood, cutting grown.