A perennial used in many of the old gardens in the South. Growth rate is fast. Some bicolored selections available. Varieties recommended are Carlton, Unsurpassable, Mount Hood, Fortune, Brookville, Trevithian. Will become naturalized.
Growth rate is fast.
X X X 1'-2' Foliage fragrant when crushed. Must protect from freezing temperatures. Pinch terminal growth to encourage branching. Remove old flower stalks to prevent seed production. Large number of cultivars on the market.