Scientific: Senecio vira vira, often confused with Senecio cineraria or Centaurea cineraria
Common: dusty miller
Family: Asteraceae
Origin: Senecio vira vira from Argentina, while S. cineraria is from Mediterranean.

Pronounciation: Se-NEC-i-o VIR-a VIR-a

Hardiness zones:
Sunset All (needs protection in zones 1-3)
USDA All

Landscape Use: Annual or perennial border plant, accent, in combination with other annuals and/or perennials. This is a great container plant for textural and gray color accent, useful container plant around pools.

Form & Character: Evergreen perennial subshrub, formal

Growth Habit: Densely mounding 1 to 2 feet (when not in bloom)

Foliage/texture: Senecio vira vira leaves are densely tomentose to 2.5 inches long, deeply pinnately dissected into 2 to 4 pairs of linear, entire segments; medium coarse texture. S. cineraria leaves are also white, densely tomentose, pinnately cut into oblong blunt segments, might become green on upper surface, especially in shaded areas; coarse texture.

Flowers & fruits: White to small, yellow ray flowers on long stalks during warm season, Senecio vira vira are especially unsightly.

Seasonal color: None

Temperature: Tolerant

Light: Full to partial sun

Soil: Well drained

Watering: Regular

Pruning: Remove flowers stalks, flower stalks of Senecio vira vira are taller of the two species and needs to be pinched terminally upon emergence to maintain dense growth habit.

Propagation: Seed or cuttings

Disease and pests: Root rot in if a wet poorly drained location, snails and slugs in California.

Additional comments: Fire retardant; tough foliar accent for flower beds and gardens.