What Is a Root Ball?
A root ball is the mass of roots and soil that supports a plant when the plant is moved or sold. The roots may be wrapped in burlap, held in a container, or exposed for bare-root planting. Keeping this mass intact helps protect fine roots during planting and supports early growth.
Quick Facts About Root Ball
Category
Planting component
Used for
Moving and installing plants
Common confusion
The root ball is not the container
Also called
Tree root ball, Root mass
Often discussed with
Planting Design, Native Plant Landscaping
Key Takeaways About Root Ball
- It contains roots plus the soil attached to them.
- Its condition affects planting and early establishment.
- A root ball isn't the same as a plant container.
How Root Ball Works

A root ball holds the plant's main roots and nearby soil together during handling. Nurseries may wrap the mass in burlap or place it inside a container. The size and shape depend on the plant, its root system, and how it was grown.
Related glossary terms: Soil Amendment, Mulch, Sod.
During planting, the root ball sits in an excavated hole at the proper level. The planting team checks for damaged roots and removes materials that could restrict growth. Soil is then placed around the roots, and the area is watered to settle the soil without leaving large air pockets.
Balled-and-burlapped plants need careful handling because lifting by the trunk can damage roots. Container-grown plants may need gentle root loosening when roots circle the outside of the soil mass. Bare-root plants have no attached soil and follow a different planting method.

Expert Note
When we plan planting designs, we check the root ball for dry soil, broken roots, and circling roots. We set the plant at the correct depth and keep the root mass stable while backfilling. We also account for soil drainage and the plant's mature size.
Root Ball in Practice: A Real-World Example
A planting design for an Issaquah yard may place a container-grown shrub beside a walkway. We inspect its root ball, loosen crowded outer roots when needed, and set the shrub so the root flare stays near the soil surface.
Related Services
Related Terms
Soil Amendment
A soil amendment is a material mixed into existing soil to improve its structure, drainage, moisture…
Mulch
Mulch is a protective layer placed over soil around plants. It may contain wood chips, bark…
Sod
Sod is pre-grown grass held together by a thin layer of soil and roots. Landscapers roll…
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