Andean Blueberry with Cladosporium Leaf Mold: Prevention & Cure

Cladosporium Leaf Mold on Andean Blueberry: What to Know?

Cladosporium Leaf Mold on Andean Blueberry (Macleania rupestris) is a fungal condition with moderate severity. Andean Blueberry has moderate susceptibility to this disease. Cladosporium is a group of fungi that cause leaf spots and a soft, olive-green to dark brown, velvety growth on leaves and sometimes stems. It thrives in high humidity, poor air movement, and crowded...

Andean Blueberry is a hard-care plant. As an indoor plant, ensure good ventilation to aid recovery.

Unlike bacterial infections, Cladosporium Leaf Mold on Andean Blueberry can be managed with organic fungicides.

• ✓ Keep plants well-spaced and pruned for good airflow.
• ✓ Water at soil level in the morning and keep foliage as dry as possible.
• ✓ Ventilate greenhouses and indoor grow areas and use a fan or timed venting to lower humidity, especially overnight.
• ✓ Remove and dispose of fallen leaves and plant debris and disinfect tools, stakes, and ties between plants.
• ✓ Use resistant or tolerant varieties when available, for example tomato varieties with leaf mold resistance.
• ✓ Rotate crops each year and avoid planting tomatoes and peppers in the same spot consecutively.
• ✓ Start with healthy, disease-free seedlings and quarantine new houseplants for 2 weeks.