Hardiness zones
Sunset 8, 9, 12-24 as winter annual
USDA 9-11 as winter annual
Landscape Use: mass color, bedding plant, cut flower, border, edging
Form & Character: Hardy herbaceous perennial, old fashion garden plant
Growth Habit: upright, 12-36" tall depending on cultivar
Foliage/texture: Leaves tomentose gray green, oblong and sessile to 4" long
Flowers & fruits: Flowers single and double, white to lavender on terminal spikes, flowers are fragrant, Fruit are an elongated narrow green capsule.
Seasonal color: Winter, spring
Temperature: Hardy to 25oF, best below 80oF
Light: Full sun
Soil: Prefers slightly alkaline medium-textured soils, good drainage
Watering: Regular watering best, will take some drought
Pruning: Remove spent bloom spikes to encourage continued flowering
Propagation: Seed, 85% doubles and 15% singles
Disease and pests: Nematodes
Additional comments: Great, dependable, winter annual for Phoenix. Best used in mass plantings where individual plants are spaced at 8 to 18" apart depending on plant vigor. Tissues are a source of omega-3-linolenic (18:3) fatty acid, known to reduce arteriosclerosis and chronic inflammatory heart disease.