One of the most serious disease of rhubarb is crown rot, caused by the fungus Phytophthora. The crown, roots and stem are affected by a rot that causes the whole plant to eventually collapse. This disease can be prevented by ensuring that internal and surface soil drainage is adequate. This disease damages terminal buds, which results in spindly, weak stems.

How to control Crown Rot

Copper Oxychloride Cobox

COPPER OXY actual pack

Copper Oxychloride Cobox is for the control of fungal and bacterial diseases in fruit and vegetable crops, citrus, stone fruit, pome… Read More

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