Arizona Ash Tree Care And Diseases

Arizona Ash Tree Care And Diseases
26 Sep 2019

Arizona Ash trees do very well in the Arizona climate and there are in excess of 65 species in the state. Read on to learn more about how you can care for these msagnificent trees and treat any diseases they may encounter.



Species Of Ash Tree

Here are come of the most common and popular Arizona Ash Trees together with their latin names you cna find in the state of Arizona.

  • Singleleaf ash – Fraxinus anomala
  • Shamel ash – Fraxinus uhdei (aka. ‘tropical ash’)
  • Raywood ash – Fraxinus oxycarpa
  • Littleleaf ash – Fraxinus greggii
  • Green ash – Fraxinus pennsylvanca (aka. ‘water ash’ or ‘swamp ash’)
  • Goodding ash – Fraxinus gooddingii
  • Fragrant ash – Fraxinus cuspidate
  • Fantex ash – Fraxinus velutina (aka. ‘Rio Grande ash’)
  • Chihuahua ash – Fraxinus papillosa
  • Arizona ash – Fraxinus velutina (aka. ‘modesto ash’ or ‘velvet ash’)

Characteristics Of Ash Trees

The ash tree is a deciduous tree, meaning they shed leaves at the end of the growing season with the majority of ash trees drop tehri leaves within about 2 weeks of the end of the growing season. They generally produce seedlings throughout the entire year or once a year in large numbers.

Most ash tree species will quickly grow, resulting in having fast shaded areas. When trees grow quickly, it often results in surface roots. Ash tree roots tend to grow near the surface, making them tolerant to rocky soils and alkaline soils.  Basically, you should expect to require trimming ever few years to keep ash tree’s healthy with a good branch structure. If trimming is ignored, it can cause weak growth and breakage. This is bad for multiple tree trunks, because they will eventually fall and could cause damage. Instead, establishing a single central trunk during the tree’s youth is best.

Prior to planting your new ash tree, there are things to consider. First, you want to ensure your yard is large enough to contain it, because ash trees grow quick, and large. The majority of ash trees mature at 40ft to 50ft, but there are species that get over 80ft high, and they all have round, full canopy’s.


Like various plants, the Arizona ash tree is open to diseases that include, cankering, fungal infections of differing kinds and mildew as well as rust diseases, webworms, leaf scorch, crpenter worms, mites and borers, not to mention verticillium wilt, a soil born fungus. Trees that are planted and still growing that endure a poor environmental condition have a higher vulnerability to problems like these, making it significant to ensure fertilizing and watering are done adequately to keep the tree’s defense up.

Maintenance Of Ash Trees

Well kep ash trees provide an outstanding addition to your Arizona landscape. However, if you allow your ash trees that are not taken care can end up being an eyesore. There are ash tree species which have a slight drought resistance, but the majority of ash tree varieties will require plenty of water. To create the best setting for ash trees, flood irrigation should in installed. At the very least a garden hose should be used for a deep soak one or two times a month. In addition, you may desire fertilizing the ash tree often. There are two benefits to mulching your ash trees. First, it enriches the soil as organic matter is broken down. Second, the mulch retains moisture from the watering to maintain wet soil for longer periods. Although ash trees are not particularly simple to care for, having a healthy ash tree is worth the effort. When well cared for an Arizona ash tree provides great shade, and they are sure to improve your landscape.


If you own a property in the Phoenix Valley our team of trained, licensed, and insured tree cutting professionals will cut down and remove your tree safely and affordable.  Every one of our skilled technicians understands our safe tree removal and cutting protocols and work together to get the job done quickly and safely.  Keeping your property in the best condition possible while removing the tree is also our top priority.  We remove the tree, clean up the mess, and leave your property in great condition.


craig braddick