Cyanoboletus cyaneitinctus
MODERATECyanoboletus cyaneitinctus
Overview
Growing on base of living old growth oak. Appeared attached to trunk Pitted brown cap with yellow tones and some red bruising, black areas also Yellow stipe with red bruising, and very dark blue bruising when handled Cream/yellow mycelium that also bruised blue, some red bruising too Large angular pores, slightly decurrent, quickly bruised dark blue Finding many in woodland backyard among oaks Collected
- Type
- Fungus
- Severity
- MODERATE
- Source
- iNaturalist
Symptoms
Geographic Spread
Treatments
Fungicide Application
Apply systemic or contact fungicide at the first sign of infection. Repeat applications may be needed during wet weather. Follow label rates and timing.
Sanitation and Pruning
Remove and destroy all infected leaves, branches, and fallen debris. Improve air circulation by thinning dense canopy growth. Sterilize pruning tools.
Soil and Moisture Management
Ensure proper drainage, avoid overwatering, and apply mulch to reduce soil splash. Many fungal pathogens thrive in persistently wet conditions.
Recommended Products & Tools
Helpful supplies for managing Cyanoboletus cyaneitinctus. Always read and follow label directions, and confirm a diagnosis before treating.
Broad-spectrum protectant for many fungal leaf and bark diseases.
Preventive spray for needle cast, leaf spots, and blights.
Sharp, clean cuts to remove affected wood — a tree-care essential.
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Frequently Asked Questions
What is Cyanoboletus cyaneitinctus?
Growing on base of living old growth oak. Appeared attached to trunk Pitted brown cap with yellow tones and some red bruising, black areas also Yellow stipe with red bruising, and very dark blue bruising when handled Cream/yellow mycelium that also bruised blue, some red bruising too Large angular pores, slightly decurrent, quickly bruised dark blue Finding many in woodland backyard among oaks Collected
What are the symptoms of Cyanoboletus cyaneitinctus?
Where is Cyanoboletus cyaneitinctus currently found?
Cyanoboletus cyaneitinctus is currently active in Georgia, Maryland, Michigan. It has been reported in 3 total states across the United States.
How do I treat Cyanoboletus cyaneitinctus?
Treatment options for Cyanoboletus cyaneitinctus include: Fungicide Application, Sanitation and Pruning, Soil and Moisture Management. Treatment approaches may include chemical, biological, cultural, and mechanical methods depending on the severity and context.