Trumpet Tree with Pestalotiopsis? Rare but Treatable

Pestalotiopsis on Trumpet Tree: What to Know?

Pestalotiopsis on Trumpet Tree (Handroanthus) is a fungal condition with moderate severity. Trumpet Tree has low susceptibility to this disease. Pestalotiopsis is a group of fungi (now often placed in Neopestalotiopsis and related genera) that causes leaf spots and tip blight, especially on plants that are stressed or kept too wet. It shows up...

Trumpet Tree is a medium-care plant.

Unlike most plants, Trumpet Tree has natural resistance to Pestalotiopsis. Best treated with preventive measures rather than reactive treatment. Unlike bacterial infections, Pestalotiopsis on Trumpet Tree can be managed with organic fungicides.

• ✓ Plant with adequate spacing and prune regularly to keep canopies open.
• ✓ Improve drainage and avoid chronic overwatering and waterlogged soil.
• ✓ Water early in the day and keep foliage as dry as possible.
• ✓ Sanitize by cleaning tools, removing leaf litter, and keeping beds tidy.
• ✓ Feed moderately and avoid heavy nitrogen that promotes soft disease prone growth.
• ✓ Buy healthy plants from reputable sources and isolate new plants for 2 to 3 weeks.
• ✓ Protect plants from winter injury, sunscald, and other stresses that increase susceptibility.