layering

Updated: May 2, 2025

Should a vine become old and feeble, it can be renewed by layering.

George Husmann - The Cultivation of The Native Grape, and Manufacture of American Wines

This malformation results in square spikes or somewhat elongated heads consisting only of the greenish bracts. As there are no flowers, the variety is quite sterile, and as it is not regarded by horticulturists as an improvement on the ordinary bright carnations, it is seldom multiplied by layering.

Hugo de Vries - Species and Varieties, Their Origin by Mutation