Why Is Broom Invasive

Scotch broom can increase the intensity of wildfires, obstruct sightlines along roads, and crowd out native plants that animals depend on. A mature plant can live up to 25 years and produce seeds that can survive in the soil for 30 years.

What is the problem with Scotch broom?

Unfortunately, these fast-growing shrubs quickly crowd out native plants and offer very little to local wildlife. They are a problem in our local watersheds. Like many other invasive plant species, Scotch broom is a dangerous fire hazard. Scotch broom can grow up to 10 feet tall and can live up to 25 years.

Are broom plants invasive?

Initially introduced as ornamentals, they were later promoted by federal and state agencies for erosion control along roadsides and in mined areas. As a result, five broom species have become naturalized in California and are classified as invasive weeds by many federal, state, and local jurisdictions.