oak wilt symptoms

What Does Oak Wilt Look Like?

What does oak wilt look like

What does oak wilt look like? Knowing what oak wilt looks like, including foliar symptoms and mortality patterns, can help you find issues early and help minimize your losses. Along with being able to visually diagnose oak wilt, an understanding of how it spreads is critical in prescribing treatment & prevention services.


What does oak wilt look like

Sometimes the trees make answering “What does oak wilt look like?” easy. A majority of the Live Oaks that die from oak wilt will show foliar symptoms of veinal necrosis or margin/tip burn. These leaves can be seen both on the diseased trees as well as beneath them as their canopies thin. Usually, you will see a discoloration in the tree’s canopy indicating the presence of disease, followed by the loss of leaves and darkening of the veins as they go “necrotic” and die.


What does oak wilt look like

When foliar symptoms are not strong or are not present, mortality patterns can help with diagnosing oak wilt. Root graft transmission can help you track movement, especially if you observe new decline near neighboring dead/diseased trees. Often times it will even lead you to the active symptoms that you thought may not be present.


Several other factors can look like oak wilt and resemble both the foliar symptoms and mortality patterns. Knowing past tree health, climate and weather conditions, and presence of other fungal or seasonal stressors can help keep you from mis-diagnosing oak wilt. These trees were damaged during the 2021 freeze with consistant damage throughout the 15-acre property.


So, what does oak wilt look like? Knowing what oak wilt looks like is critical in early identification and can help you get preventative measures in place to minimize any losses. Sometimes oak wilt can be sneaky so utilizing Texas A&M Forest Service resources, including diagnostic testing, can help with diagnosing in uncertain situations. Contact us if you believe you may be dealing with oak wilt or have concerns about your tree’s health. We offer free consultations and can help with detailing an oak wilt management plan specific to your needs. Call 512-253-8080 or submit a form at oakwiltpros.com/contact.