Lamium amplexicaule – Henbit Deadnettle

Lamium amplexicaule - Henbit Deadnettle, Clasping Henbit

Lamium amplexicaule - Henbit Deadnettle, Clasping Henbit

Plant Name

Scientific Name: Lamium amplexicaule

Common Names: Henbit Deadnettle, Clasping Henbit

Plant Characteristics

Duration: Annual, Biennial

Growth Habit: Herb/Forb

Arizona Native Status: Introduced. This naturalized weed is native to Europe.

Habitat: Desert, Upland, Mountain, Riparian. This weedy wildflower grows in washes, along stream beds, in drainage ditches, at the edge of lawns, and in other moist areas where it gets a little extra water.

Flower Color: Pink, Pinkish violet

Flowering Season: Spring, Summer

Height: To 20 inches (51 cm) tall

Description: The flowers emerge from bowl-like, overlapping, sessile, leafy bracts and are in whorls around the stems at the leaf axils. The individual flowers are long, tubular, hairy, held upright, and have an upper hood and a spotted lower lip. The leaves are green, hairy, rounded in shape, deeply veined, and have crenate (scalloped) margins. The upper leaves are sessile and clasp the stems. The lower leaves are petiolate. The stems are square.


Kingdom: Plantae – Plants
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Magnoliophyta – Flowering plants
Class: Magnoliopsida – Dicotyledons
Subclass: Asteridae
Order: Lamiales
Family: Lamiaceae – Mint family
Genus: Lamium L. – deadnettle
Species: Lamium amplexicaule L. – henbit deadnettle

More About This Plant

Arizona County Distribution Map