Pests, Pathogens and Cultural Problems

Below is the complete list of pests, pathogens and cultural problems which may affect African Violets:

• Algae (on the Pot or Watering Device)
• Algae or Moss (on the Potting Soil)
• Ants
• Aphids
• Armyworms (Caterpillars)

• Calcium Deficiency
• Caterpillars
• Chemical Gas Exposure
• Chloramine
• Chlorine, Too Much in Water
• Citrophilus Mealy Bugs (Leaf Mealy Bugs)
• Citrus Mealy Bugs (Leaf Mealy Bugs)
• Coccus hesperidum (Scale)
• Cockroaches
• Collembola (Springtails)
• Copper Deficiency
• Crown Rot
• Cucumber Beetles
• Cyclamen Mites
• Cycle of Plant
• Cylindrocarpon (Root Rot)

• Earwigs
• Earworms (Caterpillars)

• Gas Exposure
• Genetic Trait
• Gnats, Fungus
• Grape Mealy Bugs (Leaf Mealy Bugs)
• Gray Mold (Botrytis)
• Greenflies (Aphids)

• Iron Deficiency
• Isopods

• Magnesium Deficiency
• Manganese Deficiency
• Manganese Overload
• Mealy Bugs, Bakers (Leaf Mealy Bugs)
• Mealy Bugs, Citrophilus (Leaf Mealy Bugs)
• Mealy Bugs, Citrus (Leaf Mealy Bugs)
• Mealy Bugs, Foliar (Leaf Mealy Bugs)
• Mealy Bugs, Grape (Leaf Mealy Bugs)
• Mealy Bugs, Leaf
• Mealy Bugs, Long-Tailed (Leaf Mealy Bugs)
• Mealy Bugs, Pritchard (Soil Mealy Bugs)
• Mealy Bugs, Root (Soil Mealy Bugs)
• Mealy Bugs, Soil
• Mice
• Mildew, Powdery
• Mites, Broad
• Mites, Cyclamen
• Mites, Privet
• Mites, Red Spider
• Mites, Spider
• Mites, Tarsonemid (Cyclamen Mites)
• Mites, Tropical (Broad Mites)
• Mites, Two-Spotted Spider
• Mites, Yellow Tea (Broad Mites)
• Mold, Gray (Botrytis)
• Mold, Sooty
• Molybdenum Deficiency
• Mosaic Virus
• Mushroom Flies

• Pesticide Damage
• Petiole Rot (Leaf Rot)
• pH Imbalance
• Phosphorus Deficiency
• Physical Trauma
• Phytophthora (Crown Rot)
• Pillbugs (Isopods)
• Pinnaspis aspidistrae (Scale)
• Planococcus citri (Leaf Mealy Bugs)
• Plant Lice (Aphids)
• Polyphagotarsonemus latus (Broad Mites)
• Pot - Inadequate Drainage
• Pot Size - Too Large
• Pot Size - Too Small
• Potassium Deficiency
• Potting Soil - pH Imbalance
• Potting Soil - Too Heavy
• Powdery Mildew
• Pritchard Mealy Bugs (Soil Mealy Bugs)
• Privet Mites
• Pseudococcus adonidum (Leaf Mealy Bugs)
• Pseudococcus calceolariae (Leaf Mealy Bugs)
• Pseudococcus citri (Leaf Mealy Bugs)
• Pseudococcus fragilis (Leaf Mealy Bugs)
• Pseudococcus longispinus (Leaf Mealy Bugs)
• Pseudococcus maritimus (Leaf Mealy Bugs)
• Pseudococcus obscurus (Leaf Mealy Bugs)
• Pseudococcus viburni (Leaf Mealy Bugs)
• Pythium

• Scale
• Scale, Armored
• Scale, Brown Soft
• Scale, Fern
• Scale, Soft
• Scale Insects
• Sciarid Flies
• Shock
• Slugs
• Snails
• Soft Water
• Soil - pH Imbalance
• Soil - Too Heavy
• Soil Mealy Bugs
• Sooty Mold
• Sowbugs (Isopods)
• Spider Mites
• Spider Mites, Red
• Spider Mites, Two-Spotted
• Springtails
• Steneotarsonemus pallidus (Broad Mites)
• Strawberry Nematodes
• Stunt (Virus)
• Sulfur Deficiency
• Sunlight - Not Enough
• Sunlight - Too Much
• Sunlight - Uneven Exposure
• Symphylans

• Urea Nitrogen (Root Burn)

• Water - Not Enough
• Water - Too Cold
• Water - Too Much
• Water On Leaves
• Water Quality - Chloramine
• Water Quality - Soft Water
• Water Quality - Too Much Chlorine
• Weevils
• Whiteflies
• Worms, Army (Caterpillars)
• Worms, Fruit (Caterpillars)

• Zinc Deficiency
• Zinc Overload

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Pests, Pathogens and Cultural Problems (Complete List)

Copyright 1999 Optimara/Holtkamp Greenhouses, Inc. Nashville, Tennessee. Doctor Optimara is a trademark of Holtkamp Greenhouses, Inc. Optimara and the Optimara logo are trademarks of International Plant Breeding, A.G., Switzerland.