The height of an ash tree can vary greatly depending on the species and growing conditions. Here's a general overview:

Average Height:

* Most Ash species: 40-80 feet tall

* Some varieties: Can reach up to 100 feet or more

Specific Examples:

* White Ash (Fraxinus americana): 60-80 feet tall

* Green Ash (Fraxinus pennsylvanica): 50-70 feet tall

* Black Ash (Fraxinus nigra): 40-60 feet tall

* European Ash (Fraxinus excelsior): 70-100 feet tall

Factors Affecting Height:

* Species: Different ash species have different growth habits.

* Growing Conditions:

* Sunlight: Full sun promotes taller growth.

* Soil: Well-drained, fertile soil is ideal.

* Water: Adequate moisture is necessary.

* Climate: Warm, humid climates tend to produce taller trees.

* Competition: Trees growing in crowded conditions may be shorter.

Note: Ash trees have been significantly impacted by the emerald ash borer, an invasive beetle. Many ash trees have been killed or are dying due to this pest.