ring-bark

• ring bark, ringbark

ring-bark (third-person singular simple present ring-barks, present participle ring-barking, simple past and past participle ring-barked)

1. To girdle a tree; to kill a tree by removing a ring of bark, phloem, and cambium.
   • 2007, Niya Gopal Mukerji, Handbook of Indian Agriculture, page 389:

     Six or eight inches above this graft the stem should be ring-barked, but leaves above the ring-bark left for shade for two or three weeks […].

ring-bark (uncountable)

1. The bark removed by ring-barking
2. The area of the tree from which the bark has been removed by ring-barking

In the US, the term girdling is used, almost exclusively.

• “ringbark”, in OneLook Dictionary Search.