Abiotic Disorders
43 non-pathogenic plant disorders tracked for Western Washington landscapes — environmental stress, nutrient issues, chemical injury, and physiological conditions.
Abiotic disorders look like disease but have no pathogen. Correct diagnosis prevents unnecessary pesticide applications.
Showing 43 disorders
Bitter Pit
Abiotic
Black Walnut Toxicity
Abiotic
Bullhead
Abiotic
Burrknot
Abiotic
Cedar Flagging
Abiotic
Chemical Injury
Chemical
Recovery: variable
Cold Injury
Abiotic
Compaction Injury
Mechanical
Recovery: partial
Cork Spot
Abiotic
Current-season Needle Necrosis
Abiotic
Drought Injury
Moisture
Recovery: partial
Edema
Physiological
Recovery: full
Failure to bloom
Abiotic
Frost Crack
Temperature
Recovery: partial
Gumming
Abiotic
Hail damage
Abiotic
Heat Stress
Temperature
Recovery: partial
Herbicide damage
Abiotic
Herbicide Injury
Chemical
Recovery: variable
Incorrect soil pH
Abiotic
Iron Chlorosis
Nutrient
Recovery: partial
June Drop
Abiotic
Leaf Blotch
Abiotic
Leaf Burn
Abiotic
Leaf Drop
Abiotic
Leaf Scorch
Moisture
Recovery: partial
Magnesium Deficiency
Abiotic
Mechanical Damage
Mechanical
Recovery: variable
Mosses and Lichens
Abiotic
Necrotic Leaf Blotch (Golden Leaf Drop)
Abiotic
Nutrient Deficiency
Nutrient
Recovery: full
Oil Discoloration of Foliage
Abiotic
Physiological Leaf Spot
Physiological
Recovery: full
Physiological Leafroll
Physiological
Recovery: full
Physiological Shothole
Physiological
Recovery: full
Pollination failure
Abiotic
Pollution Injury
Chemical
Recovery: variable
Russeting
Abiotic
Salt Injury
Chemical
Recovery: partial
Sunburn
Light & Radiation
Recovery: partial
Tissue Proliferation
Abiotic
Winter Injury
Temperature
Recovery: partial
Yellow-green Mottle Syndrome
Abiotic