Disease · 33 plants in our database

Grey mould

Botrytis cinerea

Mostly May–October33 plants in our database

Which plants

Where you will find it.

Signs and protection differ by plant — the exact steps are on each plant’s page.

BasilOcimum basilicum
JanFebMarAprMayJunJulAugSepOctNovDec

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Belgian endive (witloof)Cichorium intybus (Witloof Group)
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Bigleaf hydrangeaHydrangea macrophylla

Grey mould coating on flowers and leaves in damp conditions.

Protection for this plant →
BlackberryRubus fruticosus agg.

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
ChardBeta vulgaris subsp. vulgaris (Cicla Group)
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Common cosmosCosmos bipinnatus
JanFebMarAprMayJunJulAugSepOctNovDec

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Common zinniaZinnia elegans
JanFebMarAprMayJunJulAugSepOctNovDec

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Cushion spurgeEuphorbia polychromaAll year

Grey fuzzy mould on dying parts, rot of buds and stems.

Protection for this plant →
English lavenderLavandula angustifoliaAll year

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
French marigoldTagetes patula

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Garden chrysanthemumChrysanthemum × morifolium

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Garden dahliaDahlia ×pinnataAll year

Grey-brown fuzzy coating and soft rot on dead and damaged parts, especially in damp weather.

Protection for this plant →
Garden strawberryFragaria ×ananassaAll year

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Grape vineVitis viniferaAll year

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Ivy-leaved cyclamenCyclamen hederifoliumThroughout the growing season

Grey fuzzy coating on dead parts, leaf and flower stalks collapse.

Protection for this plant →
LavandinLavandula × intermedia

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
LettuceLactuca sativa
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Lily of the valleyConvallaria majalisAll year

Grey fuzzy mould on dying parts, rot of buds and stems.

Protection for this plant →
New York asterSymphyotrichum novi-belgiiAll year

Grey fuzzy mould on dying parts, rot of buds and stems.

Protection for this plant →
PepperCapsicum annuum
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
PrimrosePrimula vulgaris

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Purple coneflowerEchinacea purpureaAll year

Grey fuzzy mould on dying parts, rot of buds and stems.

Protection for this plant →
RadicchioCichorium intybus (Radicchio Group)
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Saw-toothed hydrangeaHydrangea serrata

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Siberian irisIris sibiricaAll year

Grey-brown fuzzy coating and soft rot on dead and damaged parts, especially in damp weather.

Protection for this plant →
Smooth hydrangeaHydrangea arborescens

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
TomatoSolanum lycopersicum
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Wax begoniaBegonia (Semperflorens-Cultorum Group)

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Wild strawberryFragaria vesca

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Winter squashCucurbita maxima
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Zonal geraniumPelargonium × hortorum
JanFebMarAprMayJunJulAugSepOctNovDec

Fuzzy grey-brown mould on dying buds, leaves, flowers and fruit.

Protection for this plant →
Zucchini, pumpkinCucurbita pepo
JanFebMarAprMayJunJulAugSepOctNovDec

Soft, rotting parts covered in a fuzzy grey coating.

Protection for this plant →
Sources (50)