plant disease

Definitions of plant disease
  1. noun
    a disease that affects plants
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    blight
    any plant disease resulting in withering without rotting
    leaf disease
    any plant disease localized in the foliage
    rust
    a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi
    blackheart
    any of various diseases in which the central tissues blacken
    black knot
    disease of plum and cherry trees characterized by black excrescences on the branches
    black rot
    a fungous disease causing darkening and decay of the leaves of fruits and vegetables
    black spot
    any of several fungous diseases of plants that produce small black spots on the plant
    bottom rot
    fungous disease of lettuce that first rots lower leaves and spreads upward
    brown rot
    any of certain fungous diseases of plants characterized by browning and decay of tissues
    gummosis
    pathological production of gummy exudates in citrus and various stone-fruit trees
    canker
    a fungal disease of woody plants that causes localized damage to the bark
    cotton ball
    a fungus disease of cranberries
    crown gall
    a bacterial disease of plants (especially pome and stone fruits and grapes and roses) which forms excrescences on the stem near the ground
    crown wart
    a fungous disease of alfalfa which forms white excrescences at the base of the stem
    damping off
    a plant disease caused by a fungus; diseased condition of seedlings in excessive moisture
    dieback
    a disease of plants characterized by the gradual dying of the young shoots starting at the tips and progressing to the larger branches
    dry rot
    a crumbling and drying of timber or bulbs or potatoes or fruit caused by a fungus
    heartrot
    any plant disease in which the central part of a plant rots (especially in trees)
    mosaic
    viral disease in solanaceous plants (tomatoes, potatoes, tobacco) resulting in mottling and often shriveling of the leaves
    rhizoctinia disease
    disease caused by rhizoctinia or fungi of Pellicularia and Corticium
    pink disease
    serious bark disease of many tropical crop trees (coffee, citrus, rubber); branches have a covering of pink hyphae
    potato wart
    fungous disease causing dark warty spongy excrescences in the eyes of potato tubers
    root rot
    disease characterized by root decay; caused by various fungi
    scorch
    a plant disease that produces a browning or scorched appearance of plant tissues
    sweet-potato ring rot
    disease of sweet potatoes in which roots are girdled by rings of dry rot
    sclerotium disease, sclerotium rot
    plant disease cause by fungi of the genus Sclerotium; also one in which sclerotia are formed
    Dutch elm disease
    disease of elms caused by a fungus
    ergot
    a plant disease caused by the ergot fungus
    foot rot
    plant disease in which the stem or trunk rots at the base
    pinkroot
    a fungal disease of onions
    wilt, wilt disease
    any plant disease characterized by drooping and shriveling; usually caused by parasites attacking the roots
    smut
    destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores
    soft rot
    mushy or slimy decay of plants caused by bacteria or fungi
    yellow dwarf
    any of several virus diseases of plants characterized by stunting and yellowing of the leaves
    yellow spot
    any of several fungous or viral diseases characterized by yellow spotting on the leaves
    alder blight
    a disease of alders caused by the woolly alder aphid (a plant louse)
    apple blight, apple canker
    a disease of apple trees
    beet blight
    a disease of beet plants
    blister blight
    a disease of tea plants
    blister blight
    a disease of Scotch pines
    cane blight
    a disease affecting the canes of various bush fruits (e.g., raspberries or currants)
    chestnut blight, chestnut canker, chestnut-bark disease
    a disease of American chestnut trees
    coffee blight
    a blight affecting the coffee plant
    collar blight
    a disease affecting the trunks of pear and apple trees
    bean blight, halo blight, halo spot
    a blight of bean plants
    halo blight
    a blight affecting the leaves of oats and other grasses
    head blight
    a blight of the heads of cereals
    late blight
    blight in which symptoms appear late in the growing season especially a disease of solanaceous plants caused by the fungus Phytophthora infestans
    leaf blight
    any blight causing a browning and falling of the leaves of a plant
    peach blight
    a disease of trees bearing drupes
    potato blight, potato disease, potato mildew, potato mold, potato murrain
    a blight of potatoes
    rim blight
    a disease of tea plants
    spinach blight
    a disease of spinach plants
    spur blight
    a disease of raspberries
    stem blight
    a fungous blight attacking the stems of plants
    stripe blight
    a disease of oats
    thread blight
    a disease of tropical woody plants (cacao or tea or citrus)
    tomato blight, tomato yellows
    a disease of tomato plants
    twig blight
    a disease of the ends of twigs of woody plants
    walnut blight
    a disease of English walnut trees
    blister rust, white pine blister rust, white-pine rust
    any of several diseases of pines caused by rust fungi of the genus Cronartium and marked by destructive invasion of bark and sapwood and producing blisters externally
    brown rot gummosis, gummosis
    disease of citrus trees caused by the fungus Phytophthora citrophthora
    ring disease, ring rot, tobacco wilt
    disease of tomatoes and potatoes and tobacco etc caused by the bacterium Pseudomonas solanacearum
    hairy root
    a phase of crown gall (especially in apples) during which there is abnormal development of fine fibrous roots
    potato mosaic
    a disease of the leaves of potato plants
    tobacco mosaic
    a plant disease causing discoloration of the leaves of tobacco plants
    tomato streak
    disease of a wide range of plants (tomatoes, potatoes, peas) resulting from a mixed infection of potato and tomato mosaic
    little potato, rosette, russet scab, stem canker
    rhizoctinia disease of potatoes
    leaf scorch
    plant disease causing a burned or scorched appearance of the foliage
    granville wilt
    a bacterial wilt of tobacco plants
    fusarium wilt
    wilt caused by fungi of the genus Fusarium
    verticilliosis
    wilt caused by fungi of the genus Verticillium
    loose smut
    disease of grains; the entire head is a dusty mass of spores
    bunt, stinking smut
    disease of wheat characterized by replacement of the grains with greasy masses of smelly smut spores
    flag smut
    smut affecting leaves and stems of cereals and other grasses
    false smut, green smut
    disease of rice; grains covered by a green powder consisting of conidia
    leak
    soft watery rot in fruits and vegetables caused by fungi
    potato yellow dwarf, yellow dwarf of potato
    the yellow dwarf disease of potato plants
    onion yellow dwarf
    the yellow dwarf disease of onion plants
    type of:
    disease
    an impairment of health or a condition of abnormal functioning
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