蓝蓟（学名：Echium vulgare）为紫草科蓝蓟属下的一个种。

See also Viper's Bugloss (moth) for the insect.

Echium vulgare — known as viper's bugloss and blueweed — is a species of flowering plant in the borage family Boraginaceae. It is native to most of Europe, and western and central Asia and it occurs as an introduced species in north-eastern North America.