Disease · 13 plants in our database
Downy mildews
Which plants
Where you will find it.
Signs and protection differ by plant — the exact steps are on each plant’s page.
BeetrootBeta vulgaris subsp. vulgaris (Conditiva Group)Mainly summer and autumn, especially in damp conditionsDiscoloured areas on the top of leaves, with a white, grey or purple coating beneath.
Protection for this plant →
ChardBeta vulgaris subsp. vulgaris (Cicla Group)Mainly summer and autumn, especially in damp conditionsDiscoloured areas on the top of leaves, with a white, grey or purple coating beneath.
Protection for this plant →
ChivesAllium schoenoprasumSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Common foxgloveDigitalis purpureaSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Common hopHumulus lupulusSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Common PoppyPapaver rhoeasSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Grape vineVitis viniferaSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Hybrid violetViola × wittrockianaSummer – autumnYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Oriental poppyPapaver orientaleYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
Spiked speedwellVeronica spicataYellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.
Protection for this plant →
SpinachSpinacia oleraceaMainly summer and autumn, especially in damp conditionsDiscoloured areas on the top of leaves, with a white, grey or purple coating beneath.
Protection for this plant →
WatermelonCitrullus lanatusMainly summer and autumn, especially in damp conditionsDiscoloured areas on the top of leaves, with a white, grey or purple coating beneath.
Protection for this plant →
Wild garlicAllium ursinumMainly summer and autumn, especially in damp conditionsDiscoloured areas on the top of leaves, with a white, grey or purple coating beneath.
Protection for this plant →










