LAVANDULA: An indispensable member of the herb family, used for perfumes and potpourri, its ornamental, compact habit along with gray-green scented foliage make it a welcome addition to the perennial border.Appearance: Lavender is a perennial evergreen shrub with narrow, silver, needlelike leaves on bushy plant up to 10 inches tall. The lavender-blue flowers appear in summer and stretch up about 6 inches higher.Growing Know-How: Plant in full sun and clean, well-drained soil 12 inches apart.