Office of Programs

University of Missouri

MU Weed Science

Bushy Wallflower

Erysimum repandum

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Bushy Wallflower

Weed Description
Bushy wallflower is an erect winter annual found primarily in turf, pasture, and agronomic crops.

Seedlings
Coytledons are small, spoon-shaped, tapering at the base, and notched slightly at the top.

Leaves
Alternate leaves, ranging 2-12cm in length and 2-12mm in width. Margins are entire or wavy with few pointed bumps occuring along the margin.

Flowers
Pale yellow flowers and pubescent with many star-shaped trichomes that measure 4-5.5mm in lenght.

Roots
Fibrous root system from a shallow taproot.

Identifying Characteristics
The zigzagged stem at nodes and yellow flowers with 4 sepals are defining characteristics of bushy wallflower.

Trouble identifying a weed?

For additional assistance identifying weeds, contact Dr. Kevin Braldly, State Extension Weed Scientist (bradleyke@missouri.edu).

Affiliates

MU Extension
Through the innovations and ideals of the University of Missouri, MU Extension improves lives, businesses and communities by focusing on solving Missouri's grand challenges around economic opportunity, educational access, and health and well-being.
CAFNR
College of Agriculture, Food and Natural Resources is changing the core components of society that impact what we eat, where we live and how we'll face tomorrow. CAFNR is at the forefront of research and education, working toward global sustainability.
Plant Science & Technology
The division is the sole academic program in the state to address issues related to plant production, plant protection and plant biology from the laboratory to the field.

MU is an equal opportunity employer. For more information, visit MU's Nondiscrimination Policy.

© 2025 — Curators of the University of Missouri. All rights reserved. DMCA and other copyright information. Privacy policy.

Published by Division of Plant Science & Technology, 52 Agriculture Lab, Columbia, MO 65211