Introduced to U.S. gardens in the 1850s as a landscape ornamental and an erosion control plant, Scotch broom quickly became became invasive to the extent that it now threatens the survival of native plant species and destroys wildlife habitat.When does Scotch broom Bloom?
It has a mounding growth habit and reaches up to 10 feet in height at maturity. Scotch broom blooms from April through June with golden yellow flowers and produces black- or brown-hued seed fruits in the fall.When does Scotch broom flower?
Scotch broom blooms from April through June with golden yellow flowers and produces black- or brown-hued seed fruits in the fall. According to Oregon State University, the seeds can remain viable in the soil for up to 60 years.What is Lena Scotch broom?
Although brooms can be extremely invasive in some areas, due to their excessive self-sowing, "Lena" Scotch broom (Cytisus scoparius x “Lena”) is an exception to the rule. A hybrid with sterile seeds, it stays within bounds, and its bi-colored red and yellow pealike flowers flame on 3- to 4-foot bushes during May and June.