It spreads by seed and inhabits well-drained sites over a wide range of precipitation regimes. Several commercial varieties of Scotch broom are not considered noxious. Check with your local weed control superintendent to determine if your plants are designated noxious.
Leaves are mostly trifoliate with inch long, alfalfa-like leaflets.
Stems are strongly angled and dark green, with branches that spread only slightly from the main stem. Herbicides are available that can control this weed.