Lack of white stem (blanching)
Plant disease guide · TerraceFarming
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What causes Lack of white stem (blanching)?
The white part of the leek is created by blocking sunlight from the stem. If planted shallowly, the whole leek turns green.
How to treat Lack of white stem (blanching)
Mound soil up around the base of the stems (hilling) a few weeks before harvest to blanch them.
How to prevent Lack of white stem (blanching)
When transplanting seedlings, plant them deep in a trench or deep hole, only leaving the top leaves exposed.
Crops commonly affected
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