1. Advanced symptoms of decay (Presentation no. 2)
Flat top decay syndrome of the giant cardon cactus of Baja California, Mexico
Advanced symptoms of decay
(Presentation no. 2)
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2. Drying of the main stem top (arrow)
Close-up after the dry top
was easily detached by touching

3. Large, dry rotting of a side branch.

4. Dry cracks in almost every branch of the plant
Dry, deep crack in the main stem of a plant

5. Circular rotting and detachment of the entire base tissue
Circular rotting and detachment of the entire base tissue. This plant will die in the near future

6. Please download presentation number 3 describing typical symptoms of decay