Western United States, California, Canada, China
Western United States
Balsam Fir, Cannan Fir, Fraser Fir, Grand Fir
Norway Spruce, White Spruce, Picea omorika
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 9, 10, 14, 15, 16, 17
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17