Brassia Brown Leaf Spots: Sunburn or Fungus Treatment

Diagnosis

Spreading brown spots on Brassia = usually fungus (common), sometimes sunburn.

Treatment

1. Reduce direct sun if any.
2. Spray copper fungicide (e.g., Kocide) weekly (outdoors).
3. Remove spotted leaves/sections.
4. Fungicide prevents new spots; doesn't cure existing.

Prevention

Good air flow, avoid wet leaves, annual repotting.