Wildflowers of Toronto's High Park​​

Mullein 
​Genus: ​Verbascum
Family: Figwort

Mullein, common
​V. thapsus

Biennial
Introduced

Blooms: July to September in 2nd year
Habitat: Waste places

Height: up to 2.5 m

Flower cluster: dense spike up to 50 cm long and 3 cm thick. 

Flower: 1 - 2.5 cm 

In  first year, plant has only basal leaves 15-45 cm X 10 cm 
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Mullein, black or dark
​V. nigrum

Biennial or perennial
Introduced. Rare in Onario.

Blooms: Summer
Habitat: River banks, waste places

Height: up to 1 m

Flower cluster: dense spike up to 50 cm long and 3 cm thick. 

Flower: up to 2.5 cm, arranged in a dense spike.