Fabraea Leaf Spot
Fabraea leaf spot
Common name
Fabraea leaf spot
Leaf blight
Black spot
Causal agent
Fabraea maculata is a fungal disease that mainly attacks pear and quince plants.
Scientific name
Fabraea maculata
Symptoms & Signs
The disease is distinguished on the basis of small, purple, and black spots on the foliage and fruit. As the disease progresses, the spots transform into brown lesions along with leaf and fruit drops. The stems may also show cankers, causing the death of the shoots. It causes cracks and lesions on the fruit rendering it useless, as well as inhibiting bud formation the following season.
Transmission
Fabraea leaf spot is caused by spores that travel via wind, water, and contact with infected tools. Warm, wet temperatures with high humidity favor its spread.
Time of concern
Early spring to late summer
Common hosts
Pear
Quince
Apple