Scotch broom (Cytisus scoparius)
While birding along the Cape Cod Canal on Saturday, I noticed a fairly large clearing filled with green, densely branched low-growing shrubs. Upon closer inspection, the stems were strongly angled with alternately arranged pinkish-brown buds. Even without leaves or flowers, it did not take long to identify this shrub as Scotch broom (Cytisus scoparius). This non-native shrub flourishes in full sunlight in dry, sandy soils, making it no surprise that it was so abundant in this Cape Cod clearing. Scotch…