• Appearance: Features dark olive-green foliage that turns yellow in winter, with a strong, rapid, upright growth habit.
• Growth: Reaches 40-55 feet tall with a 40-45 foot spread.
• Hardiness: Highly tough and adaptable to cold/windy conditions, as well as desert heat.
• Water Requirements: Moderate to high. Thrives in irrigated landscapes.
• Maintenance: Generally low-maintenance, but requires careful pruning of its canopy during the first 15 years to manage branch structure.
• Uses: Excellent for large shade areas, street trees, and commercial landscapes.
• Susceptibility: Can be susceptible to ash borers, aphids, and Texas root rot.

Fraxinus penn. 'Fan West'