Ambrosia Beetles
(Scolytinae: Xyleborini)
Armillaria Root Rot
(Armillaria spp.)
Botryosphaeria Canker
(Botryosphaeria spp)
Cedar Hawthorn Rust
(Gymnosporangium juniperi-virginiana)
Drought
Entomosporium Leaf Spot
(Entomosporium spp)
Frost Crack
Herbicide Damage
Improper Mulching
Improper Planting
Improper Pruning
Leaf Scorch
Leafy Mistletoe
(Phoradendron tomentosum)
Lightning Damage
Mechanical Damage
Nutrient Deficiency
Overwatering
Phytophtora Root Rot
(Phytophtora spp.)
Soil Compaction
Structural Root Rot
(Ganoderma sp.)
Underwatering