Updated: May 1, 2024

Arizona cypress trees are popular choices for landscaping due to their striking appearance and drought tolerance. However, if you’ve noticed that your Arizona cypress tree is growing sideways instead of upright, there are several factors that could be contributing to this issue. In this article, we will explore the potential reasons why your Arizona cypress tree is exhibiting this growth pattern and provide tips on how to address it.

1. Environmental Factors

One of the primary reasons why your Arizona cypress tree may be growing sideways is related to environmental conditions. High winds can cause trees to bend or lean in a particular direction over time, leading to a sideways growth pattern. If your tree is located in an area that experiences frequent strong winds, it may be more susceptible to growing sideways.

To address this issue, consider providing some form of wind protection for your Arizona cypress tree. This could involve planting a windbreak or installing a fence to shield the tree from strong winds. Additionally, pruning the tree to remove any damaged or weak branches can help promote more upright growth.

2. Improper Pruning

Improper pruning practices can also result in a sideways growth pattern in Arizona cypress trees. If the tree has been pruned incorrectly, such as cutting back too much of the central leader (the main vertical stem), it can lead to a loss of apical dominance and encourage lateral growth instead.

To correct this issue, carefully assess the pruning history of your tree and avoid removing too much of the central leader during future pruning sessions. Encouraging the growth of the central leader by selectively pruning lateral branches can help promote more upright growth and restore the tree’s natural shape.

3. Root Disturbance

Root disturbance can impact the stability and growth patterns of Arizona cypress trees. If the tree’s root system has been damaged or compromised in any way, it may struggle to anchor itself properly in the soil, leading to leaning or sideways growth.

To prevent root disturbance, avoid compacting the soil around the base of the tree and be mindful of any construction or landscaping activities that could impact the roots. Providing proper irrigation and maintaining good soil health can also help support healthy root development and overall tree stability.

4. Nutrient Deficiency

Nutrient deficiencies can also contribute to abnormal growth patterns in Arizona cypress trees. If the tree is lacking essential nutrients such as nitrogen, phosphorus, or potassium, it may exhibit stunted growth or unusual branching patterns, including sideways growth.

Conduct a soil test to determine if your tree is experiencing any nutrient deficiencies and adjust your fertilization routine accordingly. Choosing a balanced fertilizer specifically formulated for evergreen trees can help ensure that your Arizona cypress receives the nutrients it needs to thrive and maintain healthy upright growth.

5. Pest or Disease Issues

In some cases, pest infestations or disease infections can impact the overall health and growth of Arizona cypress trees, potentially causing them to grow sideways as a response to stress or damage. Common pests that may affect these trees include spider mites, scale insects, and bark beetles, while diseases like canker or root rot can also weaken the tree’s structure.

Monitor your tree regularly for signs of pest infestations or disease symptoms, such as discolored foliage, unusual patterns of dieback, or oozing sap. If you suspect that your tree may be affected by pests or diseases, consult with a professional arborist to determine the appropriate treatment options and restore your tree’s health.

Conclusion

In conclusion, if your Arizona cypress tree is growing sideways instead of upright, there are several potential factors that could be contributing to this issue. By addressing environmental conditions, practicing proper pruning techniques, avoiding root disturbance, ensuring adequate nutrition, and monitoring for pest or disease issues, you can help encourage more upright growth and promote the overall health and vitality of your tree.

Remember that each tree is unique, so it’s essential to assess the specific circumstances surrounding your Arizona cypress tree’s growth pattern and take appropriate action to support its well-being. With proper care and attention, you can help your tree thrive and showcase its natural beauty in your landscape for years to come.