
SCIENTIFIC NAME: Artemisia ludoviciana 'Silver King'
COMMON NAME: White sage
FAMILY: Asteraceae (Compositae)
TYPE: perennial, deciduous
LEAVES: alternate, lanceolate, entire leaf to 4" long, toothed at base of stem, often only notched at the top; silver-gray with soft hairs beneath, aromatic when crushed
FLOWER: small white heads, not particularly ornamental in summer
GROWTH HABIT: 3 to 4', broad spreading clump (2' or more)
SOIL: infertile, well drained
SUN: full sun, drought tolerant
HARDINESS: zones 3-9
UTILIZATION: massing, background, foliage effect striking
DISEASES: root and leaf rot in humid summers during prolonged wet conditions, less susceptible than A. schmidtiana 'Silver Mound'
INSECTS AND RELATED PESTS: none serious
PROPAGATION: division in spring, can become invasive; cuttings in summer
MAINTENANCE: divide regularly to control spread and reduce problems with rot and tendency to die in center of clump, prune to ground in fall; readily responds to pruning any time of year; can be considered invasive
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