I was told that Fort Kent King Blackberries could possibly survive zone 3
so I bought some. The Winter delivered a -37° F and everything above the
snow-line winterkilled. That which was snow-covered did well and is
thriving.
Jim Fruth
Brambleberry Farm
Pequot Lakes, MN
www.bberryfarm.com
[NAFEX] Fort Kent King Blackberries,
Jim Fruth, 06/01/2005