California Department of Transportation

Seedling (Plant Group S)

Liner Plants Photo

What is This Treatment?

This work involves the planting of small perennial or woody shrubs, typically as supplied by commercial nurseries. Seedling (Plant Group S) are typically between 1.5 and 3 inches in diameter and 8 inches in depth.

When to Use This Treatment?

Use for disturbed slopes or flat areas for revegetation or erosion control purposes. The use of small container plants, rather than seeding, is typically only used where mandated by permit.


  • Frequently a more reliable method to revegetate an area than hydroseeding, Seedling (Plant Group S) typically supplement planting provided by hydroseeding or hand seeding.
  • Provides immediate visual benefit.
  • Vegetation provides long-term control of erosion.
  • Can be used in areas with limited vehicular access.


  • Availability of specific plant material may be limited. Verify availability before specifying.
  • Protection from erosion provided only after plants have begun to grow.
  • May require planting during the rainy season or supplemental irrigation to effectively establish plants.

Consider Using This Specification With:


Plans and Details:

  • No Standard Plan required.

Estimate Information:


External Links:

    Updated 09-09-2015