Cytisus Standard Broom Tree | Premium Potted Trees for Small Gardens Border Patio Plants | Lollipop Tree Straight Stem Plant | 80-100cm (Yellow) : Amazon.co.uk: Garden
Cytisus scoparius - Wikipedia
Canary Island Broom | Logee's Plants for Home & Garden Blog
Cytisus - planting, pruning, and care for the various species of the family