Definition: A chemical weed killer which is applied to the leaves of an established plant.
Also Known As: post-emergence
Alternate Spellings: postemergent. post emergent
Post-emergent herbicide
By Kelly Burke, About.com
Explore Lawn Care
Must Reads
About.com Special Features
Banish mess, reduce allergens, and maintain a clean, healthy home. More >
Inspirational ideas and expert tips to help you pull off your next DIY project. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.