As the name suggests, a variety of geranium with lemon-rose scented leaves. Its leaves have a unique goosefoot shape. Clusters of small pink flowers bloom sporadically throughout the summer. Rober's Lemon Rose is reported to contain more bug repellent compounds that the popular "Mosquito Plant" (Citrosa Geranium). Large, sprawling plant. Average height 3 feet. Hardy zones 8-11, maybe zone 7 with protection. Prefers full sun.