Blackheart (plant disease)

Blackheart
Common namesBlossom-end rot
Causal agentsdrought conditions or low calcium mineral content
Hostsfruits of cultivated plants
TreatmentWatering or calcium-rich fertilizers

Blackheart is a non-parasitic disease of the fruit of cultivated plants, such as tomatoes, that causes them to rot from the inside. External signs of the disease may or may not be present. The internal blackening develops in plants exposed to environmental pathology such as drought conditions or poor soil.