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Since there are multiple species of Phytophthora that are capable of causing disease on orchids, classification only to the genus level is required for proper prescription of disease management techniques. Crown rot or root rot of strawberries is a common example of diseases of fruit crops caused by P. cactorum.
Black rot targets a variety of orchids but Cattleya orchids are especially susceptible. [1] Pythium ultimum and Phytophthora cactorum are known to cause black rot in orchids. [1] Pythium ultimum is a pathogen that causes damping-off and root rot on plants. [2] Symptoms of this pathogen include stunting and chlorosis. [2]
Sclerotinia sclerotiorum is a plant pathogenic fungus and can cause a disease called white mold if conditions are conducive. S. sclerotiorum can also be known as cottony rot, watery soft rot, stem rot, drop, crown rot and blossom blight. A key characteristic of this pathogen is its ability to produce black resting structures known as sclerotia ...
Dendrobium Orchid. There are as many as 1,800 different species of dendrobium orchids. These orchids like to grow in small pots and often have tall, top-heavy blooms that require staking for support.
This is a list of genera in the orchid family (Orchidaceae), originally according to The Families of Flowering Plants - L. Watson and M. J. Dallwitz. This list is adapted regularly with the changes published in the Orchid Research Newsletter which is published twice a year by the Royal Botanic Gardens, Kew.
Best Time of Year to Repot an Orchid. Tarte recommends knowing how to repot an orchid in the spring and summer when plants are growing most actively. However, orchids can be repotted year-round ...
Dendrobium loddigesii ( Loddiges' dendrobium) is a miniature to small sized, warm to cold growing epiphyte, lithophyte or terrestrial orchid that comes from Laos, Vietnam, and China. [1] [2] It is found in humid, mossy, mixed and coniferous forests at elevations of 1000 to 1500 meters, in areas with dry winter and a wet spring and summer.
Vanilloideae Szlachetko. Distribution range of family Orchidaceae. Orchids are plants that belong to the family Orchidaceae ( / ˌɔːrkɪˈdeɪsi.iː, - si.aɪ / ), [2] a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Orchids are cosmopolitan plants that are found in almost every habitat on ...
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