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What causes black roots in orchids?
Recently it has been found that some sellers intentionally or unintentionally sell Komatsunishiki as other orchid varieties. Komatsunishiki is not a Chunlan, Chunjian, Songchun, Jiuhua Lan (Huilan), Lianban Lan, or Douban Lan - none of them. Some honest sellers sell it on the foreign orchid side! 'Komatsunishiki' is called (Ezuka Lan) or (Kanchou...
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What to do when Cymbidium flower buds turn black, shrivel, and drop without blooming?
Wuyousu is a newly coined name for this flower, used to distinguish it from Yushen Su. The meaning of Yushen Lan can be interpreted as follows: the character "yu" (fish) indicates that the outer petals are fish-shaped rather than bamboo-leaf-shaped, and the character "shen" indicates that the transparency is like that of a fish skull or fish roe. In that case, Rao's Yushen Dagong is not the Yushen recorded in Zhao Shigeng's Jinzhang Lanpu (1233 AD) from the Song Dynasty...
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What should you do if black spots suddenly appear on orchid leaves?
Centella asiatica (Hydrocotyle sibthorpioides) propagates very quickly. In relatively dry places and in the north, it does better than Selaginella uncinata, which demands far too much humidity. Too much grass on the pot surface also needs to be controlled; when it grows lush, its root system becomes too developed, and the key issue is that it competes for nutrients. Other than that, there is nothing much to worry about. Using pot-surface grass is mainly for looks, but it does no real good for the orchid's growth! Centella...
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Why Orchid Leaf Tips Turn Black and How to Fix It
Blackened orchid leaf tips are also called scorched tips by some orchid growers, and there are many explanations for what causes scorched tips in orchids. This article is a summary by an experienced orchid grower of the causes of blackened orchid leaf tips based on his own experience....
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Analysis of the causes of orchids dropping flower buds and buds turning black and drying up
Some orchid growers find that their orchids drop their flower buds, with the early symptom being the buds turning black and drying up. This condition is in fact orchid bud blasting. Flower bud differentiation in orchids occurs during the maturation period of the new shoot and lasts nearly 1 year. Generally, after a year of nutrient accumulation, the orchid's flower buds emerge from the soil....
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Why Are Orchid Roots Turning Black? Causes and Solutions
There are many situations in which orchid roots turn black, and it is not possible to determine the cause from one single aspect. Flower lovers can refer to the information below to make a judgment....
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What kind of tea is Qihong Chunlan? Get to know this Keemun black tea
Purchased in Taizhou in 2004, this flower's distinguishing features are its color and its petals (peng); it belongs to the "Laotianlv" type of petal form and is relatively rare.
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How do you deal with small black spots on the underside of orchid leaves?
In orchid growing, if you want to raise robust seedlings free of disease spots, the first thing you must face is infectious diseases, which fall into four major categories: fungal, bacterial, viral and nematode. ...
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Detailed Explanation of the Characteristics and Cultivation Techniques of the Black Dragon Cymbidium Variety
Its large flowers and purple-black color make it very distinctive.
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Detailed Introduction to the Characteristics of the Cymbidium goeringii 'Black Bear' Variety
Cymbidium goeringii 'Black Bear' Ruidie
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