Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous > Lilac > Dense clusters of twigs
Lilac > Stems/branches > Dense clusters of twigs
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Witches' Broom
Candidatus Phytoplasma fraxini
- Dense clusters of short, thin twigs originate from one area of stem
- Leaves may be small, distorted and yellow
- Brooms are common at the ends of branches and clustered at the very base of the plant
- Entire canopy is pale green to yellow, some leaves with brown margins
- Branches may die and shrub will decline
- More information on Witches' Broom