P. Rodney Thompson
Director


Address:

 

829 South Coleman
Tooele, UT 84074

Telephone Number:


Main: (435) 843-3204

 

Hours:

7:00 am - 6:00 pm
Monday - Thursday
Except Holidays
Closed Fridays

Weed Control Division - Noxious Weeds


 

Dyer's Woad
(Isatis tinctoria L.)

Growth Habit:
Biennial or perennial up to 3feet tall. Spreads by seed. Rosette formed 1st year, flowering stem elongates 2nd year.

Leaves:
Basal rosette leaves are long with soft fine hairs, Stem Leaves alternate, have short basal lobes clasping the stem and without hair.

Stems:
Woody, upper portion is branched.

Flowers:
Small, yellow, 4 petals 1/8 " across.

Seeds:
Plant has many, slight pear-shaped, winged, black seed ponds 1/2" long that hang like ornaments. Each pod contains one seed.

Other:
Formerly cultivated in Europe as a source of blue dye.
Dyer's Woad

Return to Noxious Weed page.

 

 

Tooele County | 47 South Main Street | Tooele, UT 84074 | Telephone: (435) 843-3100