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5 Warning Signs that a Tree Has a Disease

Pete & Ron’s Tree Service • Mar 14, 2024

Healthy trees are attractive landscape features that benefit the environment. However, when a tree becomes diseased, it can be especially prone to toppling over, which poses a serious safety risk. At Pete & Ron’s Tree Service, our local arborists are experts at identifying diseased trees. Then, we can determine whether the tree can be saved or if it will need to be safely removed. Here are five warning signs that a tree is diseased.


Unusual Leaf Discoloration

Keep an eye out for leaves that exhibit discoloration, such as yellowing, browning, or the presence of unusual spots. Different diseases affect leaves in distinct ways. In many cases, discolorations on leaves indicate fungal diseases.


Abnormal Growth Patterns

Look for stunted growth, premature leaf drop, or the development of unusually shaped leaves. Changes in the overall canopy structure, such as sparse foliage or dead branches, are red flags. These irregularities can signify a range of issues, from root rot to fungal infections.


Unhealthy Changes in Bark

The bark of a tree serves as a protective layer, and alterations in its appearance can be a sign of trouble. Peeling, cracking, or the presence of cankers (necrotic areas on the bark) may suggest infection or infestation. 


Presence of Pests

While pests themselves aren't diseases, they often contribute to a tree's vulnerability by creating entry points for pathogens. Keep an eye out for an increased presence of pests like scale insects or borers. These pests can weaken a tree's defenses, making it more susceptible to infections. If you notice an unusual influx of pests, it's important to investigate further and address the issue promptly.


Unusual Fungal Growth

Fungi are common culprits in many tree diseases, and their presence is often visible in the form of fruiting bodies or mushrooms. Fungi can colonize the wood, causing decay and compromising the structural integrity of the tree. It’s best to alert the arborist to fungal growth so a thorough inspection can be done.


Arborist in Tampa, FL

For tree care in Tampa and the surrounding area, contact Pete & Ron’s Tree Service. Feel free to request a free estimate for tree services in greater Tampa!

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