Nigel Cattlin / Grey mould (Botrytis cinerea) spotting lesions on Rose (Rosa sp) flower caused by damp weather. Berkshire, England, UK. September.

Nigel Cattlin / Rose (Rosa sp), aborted bud diseased with Grey mould (Botrytis cinerea) after damp weather. Berkshire, England, UK. September.

Nigel Cattlin / Apple (Malus domestica) fruits infected with Brown rot (Monilinia spp.). Berkshire, England, UK. September.

Nigel Cattlin / Grey mould (Botrytis cinerea) on a large Sunflower flower as it begins to go to seed Berkshire, England, UK.

Nigel Cattlin / Grey mould (Botrytis cinerea) on a large Sunflower flower as it begins to go to seed Berkshire, England, UK.

Nigel Cattlin / Brown rot (Monilinia fructicola) on ripe Victoria plum fruit (Prunus domestica ssp. intermedia) on the tree and some gummosis, patches of a gummy substance, Berkshire, England, UK, August.

Adrian Davies / Brown rot fungus (Monilinia fructicola) growing on Apples (Malus sp.), Surrey, UK. July.

Nigel Cattlin / Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.

Nigel Cattlin / Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.

Nigel Cattlin / Fruit rot (Botryotinia fuckeliana), sclerotia and mycelium on rotting Gooseberry fruit ( Ribes uva-crispa).

Nigel Cattlin / Stem rot (Sclerotinia sclerotiorum) sclerotia shown in a sectioned stem of Chilli pepper (Capsicum annuum), Thailand, South East Asia.

Nigel Cattlin / Brown rot (Monilinia fructigena) infection on a bunch of ripening Victoria plums (Prunus domestica) on the tree, Berkshire, UK, August.

Nigel Cattlin / Grey mould (Botrytis cinerea) noble rot fungal development on mature Pinot Noir grapes at harvest, Champagne Region, France

Nigel Cattlin / Stem rot (Sclerotinia sclerotiorum) a diseased and dying sunflower plant in seed in a commercial crop

Nigel Cattlin / Stem rot (Sclerotinia sclerotiorum) black sclerotia and rot on the stem base of a mature ripening sunflower

Nigel Cattlin / Stem rot (Sclerotinia sclerotiorum) black sclerotia and rot on the stem base of a mature ripening sunflower

Nigel Cattlin / Grey mould (Botrytis cinerea) fungal infection on stem of Sweet basil (Ocimum basilicum).

Nigel Cattlin / Brown rot (Monilinia laxa or M.fructigena) fungal disease on conference pear fruit on the tree, Berkshire, September

Nigel Cattlin / Brown rot (Monilinia laxa or M.fructigena) fungal disease on conference pear fruit on the tree, Berkshire, September

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

Nigel Cattlin / Chocolate spot (Botrytis fabae) early symptoms of discreet necrotic loesions on the leaf of a field bean (Vicia faba)

Nigel Cattlin / Daffodil plant in a commercial crop killed by narcissus smoulder (Scelerotinia narcissicola) in a crop, Lincolnshire, April

Nigel Cattlin / Tulip fire (Botrytis tulipae) disease damage and wilting of tulip (Tulipa sp.) plants in a crop in bud, Lincolnshire, April,

Nigel Cattlin / Grey mould (Botrytis cinerea) rotted Lemon fruit (Citrus limon) on the tree, Campania, Italy, May

Nigel Cattlin / Grey mould (Botrytis cinerea) mycelium development on glasshouse reared Rose flower buds

Nigel Cattlin / Sporulating grey mould (Botrytis cinerea) lesion on the leaf of a mature Pelargonium pot plant in winter

Nigel Cattlin / Aborted flowering hyacinth (Hyacinthus orientalis) bulb pot plant with grey mould (Botrytis cinerea) infection

Nigel Cattlin / Sporulating grey mould (Botrytis cinerea) on the stems and leaves of a mature Pelargonium pot plant in winter

Nigel Cattlin / Rose flowers spotted by grey mould infection (Botrytis cinerea) after rain, Devon, England, UK, June

Nigel Cattlin / Bleached area of stem infection of stem rot (Sclerotinia sclerotiorum) on oilseed rape in a French crop

Nigel Cattlin / Grey mould (Botrytis cinerea) lesion with necrosis and mycelium mould growth shown through an oilseed rape stem section.

Nigel Cattlin / Grey mould (Botrytis cinerea) lesion with necrosis and mycelium mould growth on oilseed rape stem