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Black rot on orchids is caused by Pythium and Phytophthora species. [1] 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]
Stethopachys formosa, the orchid beetle or dendrobium beetle, is an Australian insect found in northern New South Wales, Northern Territory and Queensland. [2] They cannot survive in colder climates, and they do not appear in Southern states. [3] This insect feeds on the flowers and leaves of orchids, often causing damage to cultivated plants. [4]
The orchid mantis is a carnivorous insectivore, mainly catching other insects. In the laboratory setting, it prefers lepidopteran prey. [15] Its diet in nature is much the same as orchid mantises kept in captivity, and consists of small insects like crickets, flies, fruit flies, beetles, and smaller stinging insects such as bees or miniature wasps.
The orchid family is one of the largest flowering plant families in the world. Orchids can be found on every continent except Antarctica, from the steamy jungles of Asia to the dry deserts of ...
The flower mantises include the orchid mantis, Hymenopus coronatus, which mimics a rainforest orchid of southeast Asia to lure its prey, pollinator insects. [1]Flower mantises are praying mantises that use a special form of camouflage referred to as aggressive mimicry, which they not only use to attract prey, but avoid predators as well.
However, the first houseplant I was ever able to keep alive for a respectably long time also happened to be one of the most notoriously stubborn: an orchid. It was unexpected and not without a ...
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Septoria selenophomoides is a fungal plant pathogen infecting orchids. It causes leaf spots, starting with small yellowish lesions on the plant's leaves and darkening to brown or black. [1] [2] If the infection develops further, the leaves and fruit fall from the orchid and spread the infection. [2]