This section is from the book "The Gardener's Monthly And Horticulturist V20", by Thomas Meehan. See also: Four-Season Harvest: Organic Vegetables from Your Home Garden All Year Long.
Mr. Geo. Syme, an English gentleman, gives to Messrs. S. B. Parsons & Son, of Flushing, the following bit of information, which will amuse those who are acquainted with the modes of propagation in the best American nurseries:
"Considering the severity of the winters in the Northern States, and the consequent freezing of the soil to a great depth, propagation by this means, of such plants as require to be what is technically known as " down " for two or more years, would be all but impossible, and therefore not profitable".