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Powdery mildew of lilac leaves an opaque-white discoloration on the leaves of S. vulgaris. This process is predominant at the end of the season but can begin to take place during new growth. [ 7 ] Eventually the fungal pathogen contributes to the damaging and early senescing of the infected leaves.
For diseases of foliage plants, see the following lists: List of Croton diseases; List of Ficus diseases; List of foliage plant diseases (Acanthaceae) List of foliage plant diseases (Agavaceae) List of foliage plant diseases (Araceae) List of foliage plant diseases (Arecaceae) List of foliage plant diseases (Araliaceae) List of foliage plant ...
Once it enters the plant through a leaf's stomata or necrotic spots on either leaves or woody tissue then the disease will start. [17] The pathogen will then exploit and grow in intercellular space causing the leaf spots and cankers. P. syringae can also survive in temperatures slightly below freezing. These below freezing temperatures increase ...
List of cacao diseases; List of foliage plant diseases (Cactaceae) List of caneberries diseases; List of canola diseases; List of carnation diseases; List of carrot diseases; List of cassava diseases; List of cattleya diseases; List of chickpea diseases; List of cineraria diseases; List of citrus diseases; List of coconut palm diseases; List of ...
Candidatus Phytoplasma fraxini is a species of phytoplasma, a specialized group of bacteria which lack a cell wall and attack the phloem of plants. [1] This phytoplasma causes the diseases ash yellows and lilac witches' broom.
Ceanothus arboreus is a species of perennial shrub to small tree in the family Rhamnaceae, commonly known as the feltleaf ceanothus, island ceanothus, and island mountain lilac. [ 3 ] [ 4 ] It is the largest member of the California lilacs (the Ceanothus genus), and is characterized with glossy, dark green foliage that is adorned by pale blue ...
Fungal diseases; Common name: Scientific name: Plants affected: Alternaria leaf spot Alternaria alternata: C Fusarium root rot Fusarium oxysporum: C Helminthosporium leaf spot Bipolaris setariae Cochliobolus setariae [teleomorph] C, M
Fungal diseases; Common name: Scientific name: Plants affected: Alternaria leaf spot Alternaria panax: B, D, Fl, P,S Anthracnose Colletotrichum trichellum: H Cercospora leaf spot Cercospora spp. B, S Damping-off Pythium spp. B,Fj,S Gray mold Botrytis cinerea: H Phyllosticta leaf spot Phyllosticta concentrica. Discochora philoprina [teleomorph] H