- a disease of seedlings, occurring either before or immediately after emerging from the soil, characterized by rotting of the stem at soil level and eventual collapse of the plant, caused by any of several soil fungi.
Origin of damping-off
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for damping-off
Damping-off is a common ailment of young seedlings and cuttings.
Another source of loss was in the damping-off of young plants.Ginseng and Other Medicinal Plants
A. R. (Arthur Robert) Harding
Damping-off is less liable to occur in such material than in denser soils.
In this way much can be done to protect the plants from injury from such diseases as the damping-off fungus and mildew.The Vegetable Garden