Here is an offer for those in Canadian ag zone 3 or colder ,and USA for
ag zone 4 or colder. I will limit this to 20 people , perhaps more
depending on plant supply.
I will send 2 each of 10 TB cultivars for cold climate trial. To be
trialed for five years. I need a yearly report of performance. This
includes survival, bloom performance, and number of increases.
One of each rhizome to be planted with back of rhizome exposed, the
other with 1" of soil over top of rhizome.
Original planting to be undisturbed for first three years. At that
time, one plant of each type (assuming both to have survived) to be dug
and divided and replanted. The other one to be thinned, This involves
cutting off increases so original plant left, but not in crowded
conditions. Increases to be planted. The plants then to remain
undisturbed for the next two years.
At the end of the five years, the plants are yours to do with as you
Cost will be $10.00 plus shipping costs.
Pass offer onto others in these zones, who may be interested in a cold