Royal Palm Root Systems: Myths vs. Reality

Understanding Royal Palm Roots

A landscape company claims a royal palm's roots extend 10–15 feet and are damaging asphalt. This is highly unusual.

Root Characteristics

• Royal palms (Roystonea spp.) have a dense, fibrous root system that grows primarily downward and close to the trunk.
• Roots are relatively weak and brittle—they typically break before lifting hardscapes.
• In South Florida, royals are commonly planted along streets, sidewalks, and parking lots without pavement damage.

Possible Explanations

1. Misidentification: The tree may not be a royal palm.
2. Pre-existing damage: Asphalt cracks from age, soil movement, or other trees.
3. Unusual soil conditions: Extremely sandy or loose soil might allow wider spread.

Recommendation

Consult a certified arborist for on-site evaluation. Royal palms are generally safe near hardscapes; removal is rarely justified based on root concerns alone.