Fertilize in late fall after flowers. Foliage matures in late fall and early winter and dies in early spring. Flowers poorly in deep shade. Growth rate is fast. May be annual, perennial, or biennial, but treat as an annual.
Stock are very dependable, producing fragrant flowers that are excellent cut flowers.
Growth rate is medium fast. May freeze back to ground but regrows from roots. A perennial used in many of the old gardens in the South. Growth rate is fast. Some bicolored selections available.