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Twiggy Mullein Verbascum virgatum 

 
 
Biennial Life CycleBiennial life cycle
Cup-Shaped FlowersCup-shaped flowers
Yellow FlowersYellow flowers
5 Petals5 petals
Jun-Sep Flowering
period
Elongated LeavesElongated leaves
Crinkly-Edged LeavesCrinkly-edged leaves
Round StemRound stem
Tap RootTap root
200cmMaximum height
 
 
  Main image of Twiggy Mullein
© 2021 Adrian Briggs
 

Twiggy Mullein is a non-native biennial plant of the UK, typically found growing in coastal areas and waste ground, to a mature height of up to 200cm.

Twiggy Mullein, a plant native to Eurasia, was introduced into the UK by the eighteenth century. It is a tall thin 'twiggy' plant, as its common name suggests, growing up to two metres. Twiggy Mullein grows from a basal rosette of leaves but has few leaves on its stems. The name 'Mullein' comes from the late Middle English for 'yellow', referring to the flower colour.

Botanic classification and naming: Twiggy Mullein is a member of the Figwort (Scrophulariaceae) family. The genus name 'Verbascum' identifies the plant as a Mullein and its species name 'virgatum' means 'twiggy plant'.

 
Flower of Twiggy Mullein

© 2021 Adrian Briggs

 

Flowers:
Twiggy Mullein usually flowers between June and September.

Flower colour:

Flower Colour Yellow

Yellow

Flower shape:

Flower Shape  Cup

Cup

Petals:

Petal Number =  5

5

Leaf of Twiggy Mullein

© 2021 Adrian Briggs

 

Leaves:

Leaf Shape:

Leaf Shape is Elongated

Elongated

Or:

Alternative Leaf Shape is Rosette

Rosette

Leaf Margins:

Leaf Margin is crinkly-edged

crinkly-edged

Stem of Twiggy Mullein

© 2021 Adrian Briggs

 

Stem and Roots:

Stem shape:

Stem Shape is Round

Round

Root type:

Root Type is Tap

Tap