- High susceptibility: Grand fir, Noble fir
- Low susceptibility: Fraser fir, Nordmann fir, Turkish fir
- Diseases
- Insects
- Disorders
- Damage
- Weather Damage
- Frost Damage
- Winter Injury
- Drought
- Heat Damage
- Chemical Damage
- 2, 4-D and Triclopyr
- Fertilizer Burn
- Glyphosate (Roundup)
- Triazines
- Vertebrate Damage
- Deer, Elk, Mice & Voles
- Rabbits & Birds
- Mechanical Damage
- Mechanical Damage
- About
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