Oklahoma State University
Stillwater, OK

Oklahoma Alfalfa
Oklahoma Cooperative Extension Service
Oklahoma Agricultural Experiment Station

Bushy Wallflower

COMMON NAME: Bushy Wallflower, Spreading Wormseed
SCIENTIFIC NAME: Erysimum repandum L.
TYPE: Annual Cool-season Broadleaf
DESCRIPTION          
    Germination: September to October.
    Reproduction: By seeds, May-June.
    Stems: The stems of the bushy wallflower are erect to ascending, usually branched, and pubescent with forked hairs.
Leaves: The leaves alternate and have simple blades that may be linear to linear-oblanceolate.  The upper leaves are triangular at the base with margins unevenly dentate to even.  The surface is thinly pubescent with 2- and 3- forked hairs.
    Flowers/
Inflorescence:
The flowers of bushy wallflower have stellate hairs that are dense, four petals are pale yellow or sulphur yellow in color.
    Fruit: Slender, silique, ascending to erect, smooth to sparsely pubescent and nearly round.

FOUND:

Bushy wallflower can primarily be found in cultivated fields, alfalfa, roadsides and waste places.  Occasionally it can be found in pastures and rangeland.

CONTROL:

In new fall stands, treat in October-November with BUTYRAC 200.  Apply SINBAR and VELPAR for control in thinning stands in January-February.
In Alfalfa
In Alfalfa
tn_bushy-wall-01_jpg.jpg (2480 bytes)
Plant
Leaf tn_bushy-wall-06_jpg.jpg (2319 bytes)
Plant
Seed Head

Additional Bushy Wallflower Images

Jim Stritzke
Former Alfalfa Weed Control Specialist
Department of Plant and Soil Sciences
Oklahoma State University

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