Abies concolor 'Glauca Compacta'Abies concolor 'Compacta' is an old, slow growing cultivar of white fir. Time has not left this beauty behind, for no newer cultivar has surpassed the color of its large, powder blue sickle shaped needles. Branching can be irregular, producing a potentially odd shaped tree in the landscape. Typical rate of growth in most areas is 2 to 3. 5 inches (5 8. 8 cm) a year, resulting is a small tree, around 3 feet (1 m) tall by 2 feet (60 cm) wide after ten