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  2. Diagnose By Tree Species
  3. Black Locust (Robinia)
  4. Canopy
  5. Select Suspected Cause
Glossary

Select Suspected Cause

Armillaria Root Rot

Armillaria Root Rot
(Armillaria spp.)
Drought

Drought
     
Herbicide Damage

Herbicide Damage
     
Improper Planting

Improper Planting
     
Improper Pruning

Improper Pruning
     
Leaf Scorch

Leaf Scorch
     
Leafy Mistletoe

Leafy Mistletoe
(Phoradendron tomentosum)
Lightning Damage

Lightning Damage
     
Locust Leafminer

Locust Leafminer
(Odontota dorsalis)
Mechanical Damage

Mechanical Damage
     
Nutrient Deficiency

Nutrient Deficiency
     
Overwatering

Overwatering
     
Powdery Mildew

Powdery Mildew
(Oidium sp.)
Soil Compaction

Soil Compaction
     
Structural Root Rot

Structural Root Rot
(Ganoderma sp.)
Underwatering

Underwatering