leaf-spot
Plant tissue discoloration
Leaf-spot is a plant disease characterized by discolored, often circular patches on leaves, caused by various fungi or bacteria.
The term describes both the condition and the visible symptom: The tomatoes have leaf-spot.
Gardeners watch for leaf-spot as an early sign of infection that may spread if untreated.
Areas of damaged tissue
- necrosisLocalized cell death
- chlorosisChlorophyll deficiency in plants
- infectionPathogen invasion causing illness
- symptomsIndicators of disease
blight · scorch · defoliation · pathogen · virulence · resistance · diagnosis · progression
Asexual reproductive bodies
- myceliumFungal filament network
- hyphaeFungal filamentous structures
- fungicideChemical that kills mold
- mildewFungus from dampness
mold · sporulation · overwinter · humidity · moisture · inoculum · colonization · saprophyte
Chemical that kills mold
- sprayingDispersing liquid as mist
- preventionStopping something before occurring
- treatmentCare for an ailment
- pruningCutting vegetation for health
sanitation · quarantine · monitoring · scouting · removal · disposal · airflow · spacing
Plant's leafy covering
- gardenCultivated plant area
- houseplantsCultivated indoor vegetation
- ornamentalsPlants for visual appeal
- rosesThorny flowering shrubs
tomatoes · strawberries · peppers · hydrangeas · hostas · perennials · annuals · nursery
lesions
Areas of damaged tissue
- necrosisLocalized cell death
- chlorosisChlorophyll deficiency in plants
- infectionPathogen invasion causing illness
symptoms · blight · scorch · defoliation · pathogen · virulence · resistance · diagnosis · progression · severity
spores
Asexual reproductive bodies
mildew · mold · sporulation · overwinter · humidity · moisture · inoculum · colonization · saprophyte
fungicide
Chemical that kills mold
- sprayingDispersing liquid as mist
- preventionStopping something before occurring
- treatmentCare for an ailment
pruning · sanitation · quarantine · monitoring · scouting · removal · disposal · airflow · spacing
foliage
Plant's leafy covering
- gardenCultivated plant area
- houseplantsCultivated indoor vegetation
- ornamentalsPlants for visual appeal
roses · tomatoes · strawberries · peppers · hydrangeas · hostas · perennials · annuals · nursery · greenhouse