Symptoms of witches broom disease are easy to identify: The diseased young shoots grow in clusters with many small, short, deformed,twisted branches, The diseased branch shrinks to look like a bunch of brooms, so people call it witches broom' Diseased inflorescences also have similar symptoms, underdeveloped inflorescences, short inflorescence, petals do not unfold but shrink, bright color, very low fruit setting rate, fruit if beans do not develop, dry gradually and die. Witches Broom disease causes damage on young shoots and inflorescences causing these parts not to develop, reducing the ability to set flowers, fruit, poor quality fruit, and loss of yield. The disease causes severe damage to productivity, there is no specific treatment and prevention is the main thing.

has just appeared (about 2003), at first the disease appeared and caused scattered damage in the Southeast, however, Recently in the Mekong Delta, the disease has spread on the largest scale in Dong Thap, Tien Giang, Vinh Long, and Tra Vinh. “Witches Broom “ disease also known as 'shrinkled top', 'ruffled top', 'unicorn head'.

Witches broom treatment