1-3 ft. tall, highly branched and densely covered with hairs
Gray-green; densely covered with white hairs, particularly on new leaves and underside of older leaves; wider at base (triangle-shaped); 2-12 in. long; edges (margins) with rounded, irregular teeth; leaves have an aroma when crushed
Lower leaves have leaf stems (petioles); upper leaves are smaller and lack leaf stems
Yellow to white, arranged in clusters of 5-10, 0.5 in. long; 2 lips, the upper lip is arch- or hook-shaped, the lower lip is smaller and has 3 lobes
4 nutlets produced per flower, 0.16 in. long
Stout, deep taproot
Often infests rangeland, roadsides and waste areas; known to occur in Clark, Humboldt and Washoe counties
Biennial; reproduces by seed; dried plants detach and "tumble," which disperses seeds
Also known as African sage
Hand removal of individual plants (including the crown) can limit spread of small infestations
An insect biological control agent is available
Apply 2,4-D, clopyralid or picloram to actively growing plants prior to seed production