This section is from the book "The Gardener's Monthly And Horticulturist V24", by Thomas Meehan. See also: Four-Season Harvest: Organic Vegetables from Your Home Garden All Year Long.
This is not often seen in English gardens, and the general impression from this is that it will not grow there. But a correspondent says :
"The hemlock does well in England, but is not so common as yew. There is a grand specimen at Dropmore, planted by Frost more than fifty years ago, but I forget the dimensions; it was a fine tree when I saw it nearly thirty years since".
From this it would seem that the only reason for the scarcity is the want of enterprise among English nurserymen in introducing it.