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Abiotic Diseases?

Abiotic Diseases?. Weather Temperature extremes Moisture extremes Chemical Herbicides Excess fertilizer Nutrient deficiencies Air Pollutants. Remove the Tag!. Zn Deficiency Pecan. Bromacil @ Oaks. Acute SO 2 Damage. Herbicide Damage. Red Maple.

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Abiotic Diseases?

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  1. Abiotic Diseases? • Weather • Temperature extremes • Moisture extremes • Chemical • Herbicides • Excess fertilizer • Nutrient deficiencies • Air Pollutants

  2. Remove the Tag! Zn Deficiency Pecan Bromacil @ Oaks Acute SO2 Damage Herbicide Damage Red Maple Miscellaneous “Abiotics”

  3. Chemical “Burns” Borax toxicity @ septic field Fertilizer burn @ Eucalyptus Chlorine damage: pines and waxmytle

  4. Arsenal Damage (pines) Irregular Growth “tufting” Darkened pith in oaks

  5. Saltwater Damage (Hurricane) Pines Waxmyrtle

  6. Freeze Damage – Live Oak Branch “Flagging” associated with longitudinal bark fissuring.

  7. Urbanization Decline

  8. Urbanization Stupidity Wrap tie left in place – stem “girdling” Plasticized ball wrap left in place – root injury

  9. Pine Chlorosis & Decline ph related micronutrient deficiency (Mn, Fe) Disruption of mycorrhizal symbiosis

  10. Rabbit Damage

  11. Diagnosing “Abiotics” • Think! • Ask Questions • Consider Circumstances • Think! • Remember:Patterns, Timing, andBroad Spectrum Damages

  12. Break Time!

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