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Roof Garden Root Barrier


SKU MM-213014

Our Roof Garden Root Barrier is a made in the USA and is a flexible fabric that is used to prevent tree root damage on your roof garden. This product uses a herbicide called Trifluralin that prevents root tip cell division, but does not damage the tree.

The Roof Garden Root Barrier is used in residential and commercial applications, both horizontally and vertically. The permeable fabric lets the water, air, and nutrients still flow through that are needed by the plants in that area.

Typar, the manufacturer, guarantees this product for 15 years.

Product Info

  • Model: Biobarrier
  • Size: Various
  • Free Shipping
  • Need a written quote? Request Online
  • Questions?  Call (800) 604-5537

Product Highlights

  • Comes in various roll widths
  • Commercial Grade
  • Safe for Trees
  • Made in the USA


  • Ships for free (standard ground, see map)
  • Call: (800) 604-5537 for pricing and shipping questions.

Orders ship same day (M-F) if order is placed before 12:00 noon PST.  Transit times displayed in the map are listed in business days and are approximate. The transit times displayed on the map is for standard ground shipping.

Stratagrid Shipping Map

Control The Invasion Of Roots With Root Barrier Panels

Urban planners and homeowners know what serious damage can be caused by tree roots. Roots will destroy foundations, underground utility lines, and sidewalks. Repairs and replacements can cost thousands. For years, typical practices for controlling root growth included taking down trees or using concrete and metal barriers. In general, these steps did more harm than good, especially to trees, and didn't work as planned.

Today, the most effective approach is installing root panels. These panels protect surfaces and structures from invasive roots while keeping trees safe. In this article, we will discuss what root barrier panels are, their many benefits, how to install them, and good maintenance.

About Root Barrier Panels

Root barrier panels are created to redirect the roots of trees downward or to the side to stop them from growing on structures and causing damage. The barriers are often made from strong plastic composites which will resist severe soil conditions and decay.

Tree Roots Causing Damage

Damage from Tree Roots

The Benefits Of Root Barrier Panels

Protecting Structures: When roots are active, root barriers will protect foundations, paved walkways, or other surfaces, as well as underground utilities from damage caused by roots attempting to grow outward.

Preserving Trees: Trees do not have to be removed from their environments. Their root systems will be gently guided to remain where they are.

Less Maintenance Costs: When damage to infrastructure has declined, constant maintenance will be significantly less.

Environmental Sustainability: Root barriers add to urban greenery without harming the infrastructures which is critical for air quality and heat management.

Planning And Designing

Before you can perform installation, it's very important to understand the area and the species of trees that reside there.

Species Of Trees And Their Habits: Different trees have different characteristics including the growth pattern of their roots and their level of aggressiveness. When you understand the species of trees, you will be able to choose the right kind and depth of the barrier.

The Kind Of Soil: The kind of soil can affect how the barrier operates and the growth direction of roots.

The Distance Between Trees And Structures: When you know the distance between trees and structures such as sidewalks, buildings, and utilities, you can determine the distance needed for the barriers to operate properly.

The Length And Depth Of The Barriers: This will depend on the size of trees when full-grown and the approximate distance the barriers will need to protect structures.

The Installation Of Root Barrier Panels

Good installation practices are critical for the barrier panels to operate correctly. The following instructions help with the installation.

Excavate The Trench:  The location will dictate where the barrier should be installed in connection to the trees and structures being

For depth and width, you must excavate the trench according to the manufacturer's recommendations. The depth is usually between 18 and 56 inches. The width should be wide enough to work in.protected.

Prepare And Install The Barrier: Measure and cut the barrier to fit in the trench.

Installing Tree Root Barriers

Installation of Tree Root Barriers

Place the barrier vertically in the trench making sure it's above the soil.

Secure the panels by overlapping the ends at least a few inches then secure them together using specialized clips or adhesives Ask your supplier for recommendations.

Carefully backfill by replacing the soil around the barrier and compacting it lightly to remove air pockets without harming the barrier. The hole should be filled to street level.

Water the area thoroughly to settle the soil and remove other gaps.

Finished Hardscape Project

Finished Hardscape in Walkway

Maintenance And Monitoring

Once installed, the barrier panels need little maintenance. It is essential you check periodically to ensure they are operating properly.

• Check for signs of root bridging or barrier damage each year.

• Make adjustments when needed. If roots start to grow over the barrier, you might need to add more height.

• Inspect the health of the tree to ensure the barrier is not negatively affecting its growth.

In Conclusion

Root barriers provide effective, sustainable answers for the tree's root growth in urban environments. Choosing the right kind of barrier, installing it properly, and conducting regular maintenance will help you protect the infrastructure and preserve green areas. Following these recommendations will save on expensive repairs while contributing to the ecological and value of the area. Urban areas will continue to prosper and with new inventions coming on the market, you might discover a more sustainable, harmonious environment for nature and humans alike.