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Get expert orchid care tips to keep your tropical plants happy after it flowers. Learn the best way to water an orchid, how to prune orchids, and more.
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]
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 ...
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 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 ...
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]
Jack-in the-pulpit (Arisaema triphyllum) female inflorescence with trapped insects, tribe Exechiini (3 mm) and subfamily Orthocladiinae (2 mm).Pollination traps or trap-flowers are plant flower structures that aid the trapping of insects, mainly flies, so as to enhance their effectiveness in pollination.
A blue orchid from the Andes region of South America, each of these rare plants grows 6 to 12 leaves and has flowers that can reach as large as 4 inches in diameter. Boella coelestis