common mullein

Scrophulariales > Scrophulariaceae > Verbascum thapsus L.
Synonym(s): big taper, flannel mullein, flannel plant, great mullein, mullein, velvet dock, velvet plant, woolly mullein
Common mullein is a biennial forb native to Eurasia and Africa. Plants are unbranched and can grow to more than 6.6 ft. (2 m) tall. First year plants develop as a basal rosette of felt-like leaves. Basal leaves are 4-12 in. (10.2-30.5 cm) long, 1-5 in. (2.5-12.7 cm) wide and covered with woolly hairs. The plant bolts in the second year. Flowering occurs in June to August, when five-petaled, yellow flowers develop at the apex of the shoot. Cauline (stem) leaves are decurrent, alternate and decrease in size towards the apex. The fruit is a ovoid capsule that splits releasing many seeds that germinate in water. Common mullein was introduced to North America in the mid-1700s as a fish poison.

Identification, Biology, Control and Management Resources

  • Weed of the Week - USDA Forest Service
    http://www.na.fs.fed.us/fhp/invasive_plants/weeds/common-mullein.pdf - Nov 7, 2006

Selected Images

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Number:5248032
Description: Foliage;
Photographer:Richard Old, XID Services, Inc.
 Additional Resolutions and Image Usage
 
Number:5161056
Description: Plant(s); habit
Photographer:Forest & Kim Starr, U.S. Geological Survey
 Additional Resolutions and Image Usage
 
Number:2128073
Description: Plant(s); Rosette
Photographer:Chris Evans, River to River CWMA
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Number:1120270
Description: Plant(s); June. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society.
Photographer:Ted Bodner, Southern Weed Science Society
 Additional Resolutions and Image Usage
 
Number:5161046
Description: Foliage; leaves
Photographer:Forest & Kim Starr, U.S. Geological Survey
 Additional Resolutions and Image Usage
 
Number:1459354
Description: Flower(s);
Photographer:Steve Dewey, Utah State University
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Number:5004049
Description: Flower(s);
Photographer:Mary Ellen (Mel) Harte,
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Number:5248034
Description: Fruit(s);

infructescence

Photographer:Richard Old, XID Services, Inc.
 Additional Resolutions and Image Usage
 
Number:5161053
Description: Flower(s); deformed flowerhead
Photographer:Forest & Kim Starr, U.S. Geological Survey
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Number:5004042
Description: Fruit(s);
Photographer:Mary Ellen (Mel) Harte,
 Additional Resolutions and Image Usage
 
Number:5161059
Description: Plant(s); habit
Photographer:Forest & Kim Starr, U.S. Geological Survey
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Number:5161051
Description: Plant(s); habit on aa
Photographer:Forest & Kim Starr, U.S. Geological Survey
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Number:5248033
Description: Plant(s);
Photographer:Richard Old, XID Services, Inc.
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Number:1215078
Description: Plant(s);

in flower

Photographer:Dave Powell, USDA Forest Service
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Number:5309029
Description: Seed(s);
Photographer:Steve Hurst, USDA NRCS PLANTS Database
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Number:5309028
Description: Diagram or Graphic; Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 173.
Photographer:USDA PLANTS Database, USDA NRCS PLANTS Database
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External Links

Invasive Reference(s)

Subject Reference(s)

  • USDA, NRCS. 2001. The PLANTS Database, Version 3.1, National Plant Data Center, Baton Rouge, LA 70874-4490 USA. - http://plants.usda.gov/