Nigel Cattlin / Apples (Malus domestica) with scab caused by Ascomycetes fungus (Venturia inaequalis). Berkshire, England, UK. September.

Nigel Cattlin / Necrotic spotting and cracking caused apple scab, (Venturia inaequalis) on a ripe apple on the tree, Berkshire, August

Nigel Cattlin / Discreet spots caused by Apple scab (Venturia inaequalis) to skin surface of Apple (Malus domestica) fruit.

Will Watson / Crab apples (Malus sylvestris), windfalls with Apple scab, Herrock Hill, Herefordshire, England, UK. November

Nigel Cattlin / Apple scab (Venturia inaequalis) infection spots germinated from a spore shower on an apple leaf, New York, USA,

Nigel Cattlin / Apple scab (Venturia inaequalis) lesions and cracking on ripe on apple fruit, New York State, USA, September

Nigel Cattlin / Apple scab (Venturia inaequalis) lesions and cracking on ripe on apple fruit, New York State, USA, September

Nigel Cattlin / Brown rot (Monilinia fructigena) concentric rings of pustules emanating from a damage site on the fruit, Berkshire, September

Nigel Cattlin / Golden delicious apples severely affected by Apple scab (Venturia inaequalis) with spots and cracking, October, Devon