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How to Prevent and Treat Southern Blight in Orchids? A Full Analysis of Practical Methods
Orchid southern blight is caused by fungi of the subphylum Deuteromycotina. Infection begins in April to May, with the peak incidence period from June to August. The disease develops rapidly, causing the affected orchid plants to rot, wither and die. The control measures are as follows: 1. Planting: New soil free of pathogens should be selected for planting orchids. When using old soil, it must be disinfected with formaldehyde solution; in...
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How can you tell real orchids from fake ones? These few methods help you identify them easily
In recent years, some unscrupulous flower vendors have stopped at nothing, making and selling fakes to pocket ill-gotten gains, with ever-changing tricks that leave people unable to guard against them. The author now summarizes here personal experiences and the lessons learned by surrounding orchid friends who fell victim in transactions, hoping orchid friends can take warning. Tiger-stripe seedlings 'tiger-stripe variegation' is what many orchid friends pursue...
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How do you grow potted orchids? Detailed guide to cultivation methods and care management
Orchids naturally love cleanliness. They cannot tolerate dust and grime, and they grow especially vigorously in warm, humid, semi-shaded spots with plenty of south-facing sunlight. For potted orchids, pay even more attention to the following points: potting soil selection, watering, temperature and light, fertilizing, division, and pest and disease control. The details are as follows: the potting soil requirements for potted orchids...
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Pest and Disease Control Methods for Growing Orchids on Balconies
Orchids belong to the family Orchidaceae, are monocotyledonous plants, and are perennial herbs. They are 20 to 40 cm tall, with long tubular roots. The leaves grow in clusters from the stem, are linear-lanceolate, slightly leathery, and form a bundle of 2 to 3 leaves. (1) Substrate too wet or too dry. Growing orchids on a balcony is very different from growing them on the ground. Orchid pots on the ground are directly connected to the earth,...
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Pollution-free control methods for orchid pests and diseases
1. Washing powder and detergent: Washing powder can dissolve the waxy coating of scale insects and at the same time form a layer of foam that wraps around the insect body, causing the scale insects to suffocate and die. Washing powder solution can control some pests and diseases. Control method: dissolve a small amount of washing powder in warm water, then dilute with water to a 1000-fold solution and spray the orchid plants; it can kill aphids, whiteflies, red...
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Complete Guide to Fertilizing Orchids: Methods and Techniques Explained
"A crop is a flower, all depends on fertilizer" - this farming proverb applies just as well to orchids. Orchids are fertilizer-loving plants, and the nutrients in the potting medium alone are hard-pressed to meet their year-round growth needs. After an orchid has been grown in a pot for a long time, the nutrient content in the potting medium gradually decreases, making proper fertilization necessary. Fertilization is an important part of orchid cultivation...
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Detailed Explanation of Wild Jianlan (Cymbidium ensifolium) Prices and Fertilization Methods
Jianlan is a subtropical terrestrial orchid, mainly produced in the provinces and cities south of the Yangtze River. It originates in forest edges along streams, bamboo groves, and hillsides overgrown with shrubs and thatch grass, at an average annual temperature of 17-21°C, annual rainfall above 1600 mm, altitude of 350-1000 m, and canopy density of 50%-60%. The characteristics of these places are: above there are tall...
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A Detailed Guide to Orchid Cultivation Methods and Fresh-Keeping, Storage and Transport Techniques
The medium for growing orchids very easily turns acidic. How can this be overcome? When sphagnum moss is used to grow orchids, after a few days the sphagnum moss becomes contaminated by organic-acid-producing bacteria and turns acidic, and then the orchid root zone easily develops black tips (Fusarium infection). Media for growing orchids are boiled in water or sterilized...
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How to Treat Black Spot Disease in Orchids? Practical Control Methods Shared
Orchids are plants whose "foliage is more worth viewing than the flowers." When an orchid is infected with black spot disease, the best way to cure it completely is to remove the diseased leaves, but this reduces the ornamental and economic value of the orchid (especially rare varieties). The following three methods can effectively cure black spot disease in orchids without removing the diseased leaves. Gentian violet method: when you find an orchid suffering from black...
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Detailed Guide to Orchid Care, Management Methods and Techniques
Orchids belong to the family Orchidaceae and are monocotyledonous plants, perennial herbs. They grow 20 to 40 cm tall, with long tubular roots. The leaves cluster from the base of the stem, are linear-lanceolate, slightly leathery, and grow in bundles of 2 to 3. The orchid is a traditional famous flower of China, a flowering plant renowned for its fragrance. With its distinctive leaves, flowers and fragrance, the orchid uniquely embodies the Four Pure Qualities (pure qi,...
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