Pacific Northwest Weed Management Handbook

Printed page URL: https://pnwhandbooks.org/node/125

Weed
Horticultural Weed Management
Vegetable Crops
Onion

Onion

Joel Felix

Revised:

January 2024

This article includes information on dry bulb and green onions, leeks, shallots, and spring onions.

Preplant
Preemergence, Delayed Preemergence, Early Postemergence
Postemergence
Sprout Inhibition

© Oregon State University.