Brian S. Johnston, ASLA

Brian S. Johnston, ASLA

Principal, SquareRoot Landscape Group


Led by Principal, Brian Johnston, SquareRoot Landscape Group has forged a unique niche in San Diego, Orange, and Riverside Counties’ Landscape Design/Build industry through specialized and award-winning design and construction. As part of previous award-winning firms, Brian brings nearly two decades of experience from both coasts to create inspiring and memorable spaces, and his team of talented designers and skilled craftsmen follow suite.

Awards & Press

Brian S. Johnston, ASLA is an award-winning designer whose style and flair has left a trail of satisfied customers throughout Southern California and the northeastern United States.


California-friendly Landscape Contest

A recent SquareRoot Landscape Group design+build project was recently recognized as the “Best Professionally Done Landscape” in the 2016 City of Escondido, California-friendly Landscape Contest! See photos on their Facebook page here.




American Society of Landscape Architects or

 How do people with ASD interact with the built environment? How is this different from people without these disorders? … read more here or here




Spatial Awareness: The Penn Stater

PennStaterMagIt’s one of those problems that isn’t begging for a solution, because people don’t realize it’s a problem. If not for his wife, Brian Johnston wouldn’t realize it, either. … read more

SquareRoot Landscape Group, Inc.

Southern California:

Phone: (760) 659 0616 
Fax: (760) 657 2774

Western Pennsylvania:

Phone: (724) 672 3621 
Fax: (760) 657 2774

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