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Laminated root rot also known as yellow ring rot is caused by the fungal pathogen Phellinus weirii. Laminated root rot is one of the most damaging root disease amongst conifers in northwestern America and true firs , Douglas fir , Mountain hemlock , and Western hemlock are highly susceptible to infection with P. weirii .
Fusarium yellows and root rot Fusarium oxysporum f.sp. betae (Texas isolates) Leaf gall (beet tumor, or crown wart) Physoderma leproides = Urophlyctis leproides. Phoma leaf spot and root rot Phoma betae: Phymatotrichum root rot (cotton root rot) Phymatotrichopsis omnivora = Phymatotrichum omnivorum. Phytophthora wet rot Phytophthora drechsleri
Root rot is a condition in which anoxic conditions in the soil or potting media around the roots of a plant cause them to rot. This occurs due to excessive standing water around the roots. [ 1 ] It is found in both indoor and outdoor plants, although it is more common in indoor plants due to overwatering, heavy potting media, or containers with ...
Clitocybe root rot (mushroom root rot) Armillaria tabescens = Clitocybe tabescens. Coryneum leaf spot Seimatosporium rhododendri = Coryneum rhododendri. Cryptostictis leaf spot Seimatosporium mariae = Cryptostictis mariae. Cylindrocarpon canker and wilt Cylindrocarpon destructans = Cylindrocarpon radicicola. Damping-off, Pythium Pythium spp.
Spider plants want loamy soil, according to Howe, which means an equal mixture of sand, silt, and clay. "Any bag of indoor potting soil you pick up at the store will fit the bill," says Howe.
Clavibacter michiganensis, also known as Ring Rot, is an unusual genus of phytopathogenic bacteria in that it is gram-positive and does not have a type three secretion system. All Clavibacter species and subspecies have a type B2γ cell wall crosslinked at a diaminobutyrate residue. Clavibacter is an aerobic bacterium with a coryneform morphology.
Chlorophytum comosum, usually called spider plant or common spider plant due to its spider-like look, also known as spider ivy, airplane plant, [2] ribbon plant (a name it shares with Dracaena sanderiana), [3] and hen and chickens, [4] is a species of evergreen perennial flowering plant of the family Asparagaceae.
It is a plant pathogen that causes tree disease commonly known as "red ring rot" or "white speck". This disease, extremely common in the conifers of North America, decays tree trunks, rendering them useless for lumber. [2] It is a rot of the heartwood. Signs of the fungus include shelf-shaped conks protruding from the trunks of trees.