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The Economic Value of Green Infrastructure

This post includes a number of statistics found in an in-depth study titled “Financing Green Infrastructure” published by ICMA (International City/County Management Association) in May 2022 — click here to read the report in full. Introduction As the social and environmental benefits of green infrastructure (GI) gain more and more traction among municipal project planners,… More

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Silva Cells Build Large Trees in Towns of Any Size

Introduction From New York City’s Metropolitan Museum of Art to Wembley Stadium in London, DeepRoot has helped ensure the success of green infrastructure projects in big cities across the globe. But these high-profile initiatives are only part of our story — Silva Cells grow large trees in towns big and small, partnering with designers, engineers,… More

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What Is Suspended Pavement?

Introduction When we talk about low-impact development and design today, the term “suspended pavement” is frequently used — but rarely defined. It’s important to understand this practice within the field of green infrastructure, so let’s examine what suspended pavement is as well as its history, uses, composition, and case studies. What is Suspended Pavement? Suspended… More

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How Wide Do Tree Roots Spread?

One of the most common questions posed when beginning an urban forest project is: how wide do tree roots grow? According to studies conducted by Colorado State University, most tree roots occupy an area two to four times the diameter of the crown. Other research done at Iowa State University suggests that roots may extend… More

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How Much Soil Do You Need to Grow a Big Tree?

Introduction The question of how much soil is required to grow a big tree is one that has been debated among arborists and landscape architects for decades — and the answer isn’t black and white. Space, pollutants, and engineering requirements are all major considerations that affect the growing conditions of urban trees. And, other than… More

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Top 7 DeepRoot Silva Cell FAQs for Contractors

1: Can Silva Cells go around utilities? Yes, our modules can be moved and oriented to accommodate most utilities, footings, and other obstacles. Integration with utilities is by no means a barrier to using Silva Cells! Silva Cells are designed to be completely structurally independent, meaning it is not necessary for them to be in… More

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Silva Cells Can Be Installed with (around) Existing Trees – Part II

Following our post about critical questions to ask prior to using Silva Cells with existing trees, the following are a few examples of successful applications in the USA and Canada. As with any root pruning operation we always recommend close consultation with a local certified arborist. Gallant Ave | Deep Cove | British Columbia This… More

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