CONCOLOR FIR Abies concolor Needles are bluish and silvery green. They are about 1.5-3″ in length. HARDINESS ZONES | 4-7 MATURE HEIGHT | 40-70 ft SOIL | Rich and sandy or gravelly, slightly acidic SITE | Full sun to part shade, medium moisture, and well-drained... CANAAN FIR Abies balsamea Needles are between 1/2-1″ long and very rigid to the touch. Their color is best described to be blue-green. HARDINESS ZONES | 4 MATURE HEIGHT | 40-55 ft SOIL | Loam SITE | Well-drained with ample... FRASER FIR Abies fraseri Needles are a dark green color above with silver underneath. They are flattened with a length of 3/4″ with blunt or notched ends. HARDINESS ZONES | 4-7 MATURE HEIGHT | 30-50 ft SOIL | Rich and sandy, slightly acidic SITE | Full sun,... DOUGLAS FIR Psudotsuga menziesii The needles of a Douglas Fir are dark green or blue-green, 1-1.5″ in length, and soft to the touch. HARDINESS ZONES | 4-6 MATURE HEIGHT | 40-70 ft SOIL | Acidic or Neutral SITE | Full sun and partial shade. Deep, moist,... 