Abies procera 'Danish Column'A slow growing, blue needle, Noble fir that will make an attractive blue pyramid in the garden. Here is your permanent Christmas Tree that can stay outside, but get decorated during the holidays. The plant is very dense and compact, making it very handsome over the years. Found by Jason Hupp of Western Evergreen Nursery, Silverton OR. This tree will produce dark blue cones along the branches. Hardy to zone 6.