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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]
The plants are fungal magnets in habitat and in cultivation and tend to culture mychorrhizal fungi they pick up from their environment since this species is a trash basket orchid that in nature creates a network of interlocked airborne roots to collect leaf litter, they have a tendency to rapidly break down their growing medium more so than ...
Caladenia melanema, commonly known as the ballerina orchid, [2] is a species of orchid endemic to the south-west of Western Australia. It is a rare orchid with a single erect, hairy leaf and one or two cream-coloured to pale yellow flowers with red markings and black tips on the sepals and petals .
Moth orchids, also called phalaenopsis orchids, which are commonly sold by florists and big box stores, can last for a couple of months, says Justin Kondrat, lead horticulturist at the Smithsonian ...
It is one of the most common viruses affecting cultivated orchids, perhaps second only to the Cymbidium mosaic virus. [1] It causes spots on leaves and colored streaks on flowers. [1] If a plant is also infected with the Cymbidium mosaic virus, it can lead to a condition called blossom brown necrotic streak. [1]
Dancing lady orchids are light loving orchids that can live in 40-70% humidity. I also love boat orchids ( Cymbidium ). They are cool growing, so they work well in indoor environments, provided ...
Dactylorhiza maculata, known as the heath spotted-orchid [2] or moorland spotted orchid, is an herbaceous perennial plant of the family Orchidaceae. It is widespread in mountainous regions across much of Europe from Portugal and Iceland east to Russia. It is also found in Algeria, Morocco, and western Siberia. [1] [3]
Turns out, plants don’t always thrive in cramped sorority house bedrooms. However, the first houseplant I was ever able to keep alive for a respectably long time also happened to be one of the ...