Bur Oak Tree

Bur oak is a large, durable shade tree valued for its massive canopy, strong structure, and exceptional tolerance to heat, cold, and drought. Well-suited to Colorado landscapes, it is a long-lived tree that provides deep shade and long-term stability when given adequate space to grow.

bur oak tree
bur oak tree leaves
bur oak tree branch

Key Characteristics

• Mature Size: 60–80 ft tall | 60–80 ft wide

• Growth Rate: Slow to moderate

• Form: Broad, spreading canopy with strong structure

• Fall Color: Yellow to yellow-brown

• Lifespan: 200+ years under good conditions

Planting & Care Considerations

• Full sun required for proper development

• Needs significant space for mature canopy

• Slow establishment; requires patience early on

• Deep, infrequent watering encourages deep rooting

Why The Bur Oak Works on the Front Range

• Extremely tolerant of drought, wind, and cold

• Handles alkaline and clay soils better than most oaks

• Very strong wood and branch structure

• Long-lived, resilient shade tree once established

Common Problems

• Leaf scorch during extreme drought when young

• Minor chlorosis possible in very high-pH soils

• Generally low pest and disease pressure

Best Use Scenarios

• Large residential properties and acreage

• Parks, open spaces, and estates

• Windy, exposed Front Range sites

• Long-term legacy shade tree plantings