How do you prevent chestnut blight?
Online Answer
The basics of the soil compress method are simple: you must keep the blight canker, and the entire trunk all around it at least a foot above and below any signs of blight, covered with moist soil for at least a couple of months..
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The first backcrossed American chestnut tree, called "Clapper", survived blight for 25 years, and grafts of the tree have been used by The American Chestnut Foundation since 1983..
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Stake plants to improve air circulation. Keep the soil under plants free of garden debris and add a layer of organic compost or mulch to keep fungal spores from splashing up onto the plant. Use drip irrigation or soaker hoses, or water from a low angle to help keep foliage dry and water the soil directly..
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What does potato blight look like? Blight turns the leaves brown and fungal spores develop. Dark brown blotches appear around leaf tips and edges, spreading towards the middle, shrivelling and rotting the leaf. ... The leaves and stems rapidly blacken and rot, and the plant collapses..
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Blight spreads by fungal spores that are carried by insects, wind, water and animals from infected plants, and then deposited on soil. ... While there is no cure for blight on plants or in the soil, 2 there are some simple ways to control this disease..
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If only a small number of leaves are affected, you can remove and dispose of them. Spray with Bayer Garden Blight Control, which can be used up to four times per growing season. If the infection has spread, cut the foliage and stems.
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