Onion white rot (Latin name – Sclerotium cepivorum) affects onions, spring onions, leeks, & chives.
Symptoms of onion white rot:
* plants die
* onion leaves wilt & collapse
* bulbs rot at the base and are covered with a fluffy white mould.
Onion-white-rot
Cause of onion white rot
* a fungus
* spreads from plant to plant by contact between roots and bulbs
* can live in the soil for up to 15 years
* very difficult to eradicate from the soil
Prevention of Onion white rot
* rotate onion family so only grow every three or four years
* do not grow onion family in soil contaminated with onion white rot
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