Symptoms of bad health
There are many visual signs that can be used to distinguish if your plant has health problems or diseases
By Leaf appearance
Fan leaf colour
The color and general appearance of fan leaves can provide a lot of information about issues involving nutrients
"burned" leaf apex
The fan leaves will also show signs of any nutrient burn taking place. Nutrient burn symptoms occur at the tip of fan leaf "fingers" (the apex) where the leaf turns brown and crispy