rose slug

rose slug

n.
A greenish larva of any of several sawflies that feeds on and damages the leaves of roses.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
A rose dust or spray labeled for "rose slug" should be used according to directions when damage first appears for that is the time when it is most effective.
Rose slugs occasionally defoliate the plant (it has never been sprayed), but the plant immediately refoliates and continues in bloom.
* Dormant Oil is horticultural grade mineral oil that kills overwintering eggs of aphids, pear and rose slugs, scales, and spider mites.