Michigan State University Extension
Ornamental Plants plus Version 3.0 - 00001922
11/12/99
Abies lasiocarpa--Rocky Mountain Fir
Hardiness Zones: 5
Height: 80 feet Spread: 20 feet Form: pyramidal
Type: narrow-leaved evergreen
Annual Growth Rate: 12 to 18 inches
Comments: Rocky Mountain Fir has one-inch, bluish-green
needles. It is native to Northwest North America and
throughout the Rocky Mountains. In the wild it is a
narrow, spire-like tree but less so in cultivation. The
tree grows best in moist soils.
Cultivars:
var. arizonica - A variety only 40 feet tall with deep
blue needles and a slow growth rate. The bark is
white and corky when mature.
var. arizonica 'Argentea' ('Arizonica Glauca') - Silvery
foliage.
'Arizonica Compacta' - A dwarf with silvery-blue foliage.
'Glauca' - Blue needles.
'Glauca Compacta' - A slow-growing dwarf with blue
needles and a conical shape.
'Green Globe' - A rounded, dwarf (Vis. 1) somewhat flat
on top.
References for Cultivars: Weston Nurseries 1999, Iseli
Nursery 1999, Sheridan Nurseries 1997, Gee Farms 1999,
Willoway Nurseries 1999.
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This file was generated from data base ZZ on 01/19/00.
Data base ZZ was last revised on 11/12/99.
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