Is concrete landscape curbing an effective root barrier? In some cases 66% No, never 33% Get Free Quotes Today! Question: Is concrete landscape curbing an effective root barrier? Top Answer (66% of 6 votes): In some cases. Answer: In some cases Explanation: Not effective on big tree's UNIQUE LAWNSCAPE LLC Answer: No, never Explanation: Trees find water through concrete walls, much less concrete curbing! TopLand Construction Get Free Quotes Today! Find Local Pros Free Landscape Curbing Installation Cost Estimates Related Questions How Much Does Concrete Edging Cost? How long should I wait to run my lawn sprinkler system after installing new concrete curbing?Top answer: 3 days How long does it take for concrete landscape curbing to dry?Top answer: About one day Will some fertilizers stain my concrete landscape curbing?Top answer: In some cases What type of equipment is used to install concrete landscape curbing?