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Roses > Stem > Stems swollen

1 of 4
  • Rose stem girdler 1
    Credit: Jeff Hahn
  • Rose stem girdler 2

    Credit: Jeff Hahn

  • Rose stem girdler 3

    Credit: Jeff Hahn

  • - CLICK PHOTOS TO ENLARGE -

green arrowRose stem girdler

2 of 4
  • Mossy Rose Gall 1
    Credit: David Zlesak
  • Mossy Rose Gall 2

    Credit: Lynne Hagen

  • - CLICK PHOTOS TO ENLARGE -

green arrowMossy Rose Gall

3 of 4
  • Spiny Rose Gall 1
    Credit: Jeff Hahn
  • Spiny Rose Gall 2

    Credit: Jeff Hahn

  • - CLICK PHOTOS TO ENLARGE -

green arrowSpiny Rose Gall

4 of 4
  • Crown Gall 1
    Credit: Michelle Grabowski
  • Crown Gall 2

    Credit: Michelle Grabowski

  • Crown Gall 3

    Credit: Michelle Grabowski

  • - CLICK PHOTOS TO ENLARGE -

green arrowCrown Gall

  • Round to irregular overgrowth or tumor at soil line or on roots
  • Young galls are light green or white and soft
  • Old galls are hard and dark colored or black
  • Plant may be stunted, produce few flowers and leaves
  • Occasionally galls are seen higher on the stem

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