coronavirus

Canker in Acer Campestre

How to identify and treat canker in Acer Campestre.

potted_plant

Acer Campestre care requirements

water
Moderate water during establishment; drought-tolerant once mature
soil
Tolerates most soils including chalk, clay, and poor soils; prefers well-draining
light
Full sun to partial shade; autumn color best in full sun
symptoms

Symptoms to look for in Acer Campestre

  • fiber_manual_recordSunken, discolored, or cracked lesions on bark, stems, or branches
  • fiber_manual_recordOozing sap or dark staining around the lesion
  • fiber_manual_recordDieback of the branch or stem beyond the canker site
help

Common causes in Acer Campestre

Canker is a general term for localized bark and wood lesions caused by various fungal pathogens (such as Nectria or Cytospora) or, less commonly, bacteria, which typically enter through wounds, pruning cuts, or frost damage, especially on stressed plants.

healing

How to treat canker in Acer Campestre

Prune out affected branches well below the canker margin, disinfecting tools between cuts, and improve overall plant vigor to help it resist further infection.

shield

Preventing canker in Acer Campestre

Avoid wounding bark, prune during dry weather, and keep plants well watered and fed to reduce stress that predisposes them to infection.