: a condition in woody plants in which peripheral parts are killed (as by parasites)
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Winter dieback is common on these shrubs in areas with very cold winters.—Megan Hughes, Better Homes & Gardens, 7 June 2026 This capacity allows many monocots to regrow after their above-ground portion disappears due to grazing, fire, drought, flooding, or seasonal dieback.—Joshua Siskin, Oc Register, 4 June 2026 Key harvest signals include firm skin, flowering for early harvests, and foliage dieback for full maturity.—David Beaulieu, The Spruce, 1 June 2026 In most situations, if a plant experiences more than 50 percent dieback, it should be removed from the garden or, at least, transferred to another site.—Mary Marlowe Leverette, Southern Living, 26 Apr. 2026 See All Example Sentences for dieback