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Orchids naturally shed old foliage. If the bottom leaves on a monopodial orchid turn yellow, the plant is probably just getting ready to drop them because the leaves are at the end of their life span.
Every time you take your orchid to the sink to water it, Kondrat recommends inspecting the plant for signs of mealybugs. They look like white fluff on the underside of leaves.
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 ...
Aphids: insect pest that sucks sap from plant tissue, excreting a substance called honeydew, which invites other fungal disease. [13] Thrips: insect pest that sucks sap from plant tissue, can kill host plants if infestations become too severe. [14] Mites: tiny arachnid pests that suck sap and remove chlorophyll from leaves, turning them silvery ...
Bulbophyllum weinthalii, commonly known as the wax orchid, [2] is a species of epiphytic orchid that forms dense clumps on hoop pine (Araucaria cunninghamii). It has crowded pseudobulbs each with a single thin, leathery, dark green leaf and a single white, green or cream-coloured flower with red or purplish markings.
Cephalanthera austiniae is a species of orchid known as the phantom orchid and snow orchid [2] because the entire plant is white except for a few yellow markings on the flowers. The orchid is native to the western United States ( California , Oregon , Washington and Idaho ), and to British Columbia , Canada.
Caladenia oenochila, commonly known as the red-lipped spider orchid, [2] or wine-lipped spider orchid, [3] is a plant in the orchid family Orchidaceae and is endemic to Victoria, Australia. It is a ground orchid with a single leaf and usually only one pale yellow-green flower with purple marks and a dark red labellum .
Caladenia microchila, commonly known as the western wispy spider orchid, is a species of orchid endemic to the south-west of Western Australia.It is relatively common orchid with a single erect, hairy leaf and up to three wispy white flowers with narrow lateral sepals and petals and a white labellum with red markings.