Switzerland Chard (Chenopodium album) is a member of the family Lamiaceae which includes cabbage, collards, kale, mustard greens and turnips. It was first cultivated in Switzerland in the 17th century. The name “Chinaberry” comes from its resemblance to a Chinese cherry tree.
The leaves are very small and pale green with many tiny white spots on them. They have a distinct odor.
Symptoms of Swiss Chard Disease:
– Leaves may become discolored and yellowing; they may curl up at the tips or even fall off completely.
– The plant will not grow properly and may die back.
– The plant may develop a grayish brown color.
– The stem may wilt and drop off.
How to identify sick Swiss Chard plants:
1. When looking at the leaves, look for any signs of wilting or death.
If the leaves are turning black, then it means that there is something wrong with the plant itself! Look closely at the underside of each leaf for any sort of damage or discolorations.
2. The presence of yellow spots on the leaves means that the plant is being attacked by pests such as aphids or spider mites.
3. If you see a lot of little holes in the leaves, then it means that you have an infestation of leaf miners.
4. Wilting and drooping leaves is a sign of root damage or even a nutrient deficiency.
5. The presence of white powdery patches on the leaves means that you have an infestation of powdery mildew.
6. The presence of black spots on the leaves mean that there are insects living on the plant and eating it from the inside out.
7. Stunted growth and yellow leaves on the top of the plant could mean that there is something wrong with the root system.
How to treat sick Swiss Chard plants:
1. If you notice any of the signs of leaf miners, then it means that there are little larvae living in the leaves tunneling throughout them.
Apply some insecticidal soap to the leaves to kill the larvae before they can do any more damage.
2. If there are large patches of white powdery mildew on the leaves, you should wipe them clean with a soft cloth and some milk or vinegar.
3. If you see any wilted leaves, then you should remove them immediately and try to provide support for the plant so that it does not droop.
4. If there are any signs of black spots on the leaves, then you need to identify the pest causing these marks.
Once you’ve done that, then apply insecticidal soap to help kill off the insects living on the leaves themselves.
Swiss chard is prone to infestation by many different types of pests and diseases. Make sure that you are aware of how to identify the signs of swiss chard disease and that you take the necessary measures to try to prevent or treat the problem if it does occur.
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Sources & references used in this article:
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Fire blight: A bacterial disease of rosaceous plants by T Van Der Zwet – 1979 – books.google.com
Market Diseases of Fruits and Vegetables: Beets, Endive, Escarole, Globe Artichokes, Lettuce, Rhubarb, Spinach, Swiss Chard and Sweetpotatoes by GB Ramsey, JS Wiant – 1927 – books.google.com
Oxalate toxicosis by LF James – Clinical Toxicology, 1972 – Taylor & Francis
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The green pharmacy: New discoveries in herbal remedies for common diseases and conditions from the world’s foremost authority on healing herbs by JA Duke – 1997 – books.google.com
Characterization of the parasitic interface between Erysiphe pisi and Pisum sativum using fluorescent probes by JM Chard, JL Gay – Physiological plant pathology, 1984 – Elsevier
Liver disease in cattle induced by consumption of moldy hay by SW Casteel, GE Rottinghaus, GC Johnson, DT Wicklow – 1995 – pubag.nal.usda.gov
A monographic study of bean diseases and methods for their control by WJ Zaumeyer, HR Thomas – 1957 – ageconsearch.umn.edu