Dracaena draco, Dracaena fragrans) are among the most popular houseplants. They are quite easy to care for and are considered robust and insensitive. However, the pretty plants with attractive foliage are somewhat sensitive to fungal diseases.
How do you recognize and combat fungal infestation on the dragon tree?
Fungal infestation on the dragon tree is manifested by gray, black or reddish spots on the leaves. To combat this, infected leaves should be removed and special fungicides should be used. Prevention can be achieved through proper care, such as a bright location, regular watering and fertilization.
Which fungus damages the dragon tree?
Thegenus Fusariumincludesnumerous ascomycete species,all of which have a wide host range. They enter the dragon tree through small injuries. In addition to the leaves and the trunk, the roots are often also affected by the plant disease.
How do I recognize fungal infestation on a dragon tree?
You can recognize the leaf spot disease caused by these fungiby the gray, black or reddish spotsthat cover the leaves. Depending on the severity of the infestation, the trunk begins to rot and becomes soft.
How can you fight the fungus on the dragon tree?
To prevent the disease from spreading,cut outfirstall affected leaves. You can getfrom specialist retailers special fungicides,that are very effective. If you apply this in time, the dragon tree can still be saved.
If the plant dies despite treatment, you should dispose of it, as well as the cut leaves, with household waste. The reason: The highly contagious pathogen of this disease of the dragon tree remains viable for several years and could be transmitted to the garden plants when the compost is spread.
How can you prevent fungal infestation on the dragon tree?
Since fungal infestation often indicates a weakness in the dragon tree, but at the same time the pathogen that causes leaf spot disease is so widespread, you can only prevent it through proper care:
- Place the dragon tree in a bright, warm place where it is not exposed to drafts.
- Never let the soil dry out completely.
- Avoid excessive watering and waterlogging.
- Fertilize once a week from March to October.
Tip
Sunburn can also damage the leaves
Too much sunlight can also be responsible for discoloration and wilting of your dragon tree's foliage. You can solve this problem by simply changing location. The plants usually recover quickly and sprout again.