tree tobacco
Nicotiana glauca Graham


Nicotiana glauca is a perennial shrub or small tree that can grow up to 25 ft. (7.6 m) tall.
Leaves are alternate, bluish to gray green in color, 1-4 in. (2.5-10.2 cm) long, pointed, and elliptic to oval shaped.
Flowers are yellow, tubular, 1.25-2 in. (3.2-5 cm) long, and found in clusters at the end of the branches. Flowers bloom from early spring to late summer.
Fruits are egg-shaped, 0.28-0.39 in. (7-10 mm) long, and has two compartments. Seeds are very small and dark brown in color.
Ecological Threat
N. glauca prefers open sites including stream beds, and roadsides. It is native to South America. All parts of Nicotiana glauca are extremely poisonous.

Selected Images


EDDMapS Distribution

EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit

State Regulated List

State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit

Taxonomic Rank

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Solanales
Family: Solanaceae
Genus: Nicotiana
Subject: Nicotiana glauca Graham


Plants - Hardwood Trees