This article is from the Rose Gardening FAQ, by Bill Chandler chandler@austin.ibm.com, Jolene Adams jolene@cchem.berkeley.edu, Brent C. Dickerson odinthor@csulf.edu, Karen Baldwin kbaldwin@veribest.com, and many contributors
A sucker is a cane that starts from below the bud union. On grafted roses,
suckers should be removed since they are a different type of rose than the
main plant. With own-root roses, suckers can be kept as they are the same
type as the main plant and add vigor to the plant.
 
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