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Witch's Broom
aka Aloe cancer

 
 
   
 
  Description:

Witches' Broom or Aloe Cancer is a viral infection that is in all probability caused by mites.  Protrusions appear at crown level, below the base of the crown of the plant or on leaves.

Treatment:

Environmentally freindly:

  • Destroy Plant.

Chemical:

  • Remove growths with a clean knife an destroy infected pieces.  Remember when working with any infected plants you must sterilise your equpment after use.  Mix 15ml Dyant and 5ml Chlorpyrifos mixed into 10l water and use it as a cover spray once a month for six months, then apply Metasystox (10ml/10l) every three weeks for six months.

Aloe cancer on Aloe arborescences
Aloe cancer on the flower of A. arborescense.