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A garlic bulb next to a clove crushed in a garlic press. Garlic allergy or allergic contact dermatitis to garlic is a common inflammatory skin condition caused by contact with garlic oil or dust. It mostly affects people who cut and handle fresh garlic, such as chefs, [ 1 ] and presents on the tips of the thumb, index and middle fingers of the ...
Tymovirales. Family: Betaflexiviridae. Genus: Carlavirus. Species: Garlic common latent virus. Garlic common latent virus (GarCLV) is a plant virus member of the genus Carlavirus that has been found infecting garlic globally. [ 1 ][ 2 ] Detection of the virus in leek and onion has also been reported. [ 3 ][ 4 ]
Ditylenchus dipsaci is a plant pathogenic nematode that primarily infects onion and garlic. [2] It is commonly known as the stem nematode, the stem and bulb eelworm, or onion bloat (in the United Kingdom). [3][4] Symptoms of infection include stunted growth, discoloration of bulbs, and swollen stems. D. dipsaci is a migratory endoparasite that ...
Leveillula taurica is an obligate fungal pathogen, from the phylum Ascomycota, which causes powdery mildew on onion. This disease prefers warm, dry environments. It is rare in the United States, and is currently restricted to western states. Globally, it is also a minor problem with limited occurrences in the Middle East, Europe, and South America.
Garlic may also suffer from pink root, a typically non-fatal disease that stunts the roots and turns them pink or red; [22] or leek rust, which usually appears as bright orange spots. [23] The larvae of the leek moth attack garlic by mining into the leaves or bulbs. [24] Botrytis neck and bulb rot is a disease of onion, garlic, leek and shallot.
Botrytis squamosa. Botrytis squamosa (teleomorph: Botryotinia squamosa) is a fungus that causes leaf blight on onion (often termed ‘blast’) that is distinctly characterized by the two stages – leaf spotting followed by blighting. [1] The pathogen is an ascomycete that belongs to the family Sclerotiniaceae in the order Helotiales. [2]
Aster yellows is a chronic, systemic plant disease caused by several bacteria called phytoplasma. [1] The aster yellows phytoplasma (AYP) affects 300 species in 38 families of broad-leaf herbaceous plants, primarily in the aster family, as well as important cereal crops such as wheat and barley. Symptoms are variable and can include phyllody ...
Hop Downy Mildew (caused by Pseudoperonospora humuli) is specific to hops (Humulus lupulus). The disease is the single most devastating disease in Western United States hopyards, since the microbe thrives in moist climates. Infected young hop bines become stunted with thickened clusters of pale curled leaves.