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What’s the Difference Between Urban Soil and Forest Soil?

You don’t need much experience in arboriculture or landscape design to notice that planting trees in cities is very different from planting trees in forest environments. There are many reasons for this, but perhaps the biggest is the difference in composition of the soil.

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Silva Cell’s Allow Trees to Thrive in Parking Lots

DeepRoot is key to the growth of urban forests everywhere for everyone to enjoy. Parking lots and car parks have not traditionally been designed with the health and longevity of trees top of mind. DeepRoot’s Silva Cell is intentional in creating more space and accommodating more soil where it is most imperative: at a tree’s… 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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Mass Transit Tree and Stormwater Projects With Silva Cells

Over 580 trees and 15,578 Silva Cells (and counting) surround mass transit projects throughout the United States, Canada, and the United Kingdom. Mass transit projects include light rail trains (LRT), bus stops and their streetscapes along routes, interchange restructuring, major city center traffic hubs, and accompanying pedestrian and cycling-friendly pathways. Whether by foot, bicycle, electric… More

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Soil Volume Minimums for Street Trees Organized by State/Province

At DeepRoot, we promote large volumes of non-compacted, biologically active loam as essential for street tree health and longevity. Urban foresters generally adhere to the following minimums: 300 cubic feet for small trees, 600 cubic feet for medium trees, and 1,000 cubic feet for large trees. However, some municipalities are taking soil volume cubic feet… More

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Plastic Use in Silva Cells: A Resilient Product for a Resilient Future

– Silva Cell is made primarily of virgin plastic because it guarantees quality, reliability, traceability, equality, and strength. – Recycled plastic and virgin plastic have distinguishable differences and potential advantages/disadvantages. – Silva Cell and other DeepRoot products are not single-use plastics (e.g., water bottles, single-use face masks, food wrappers, plastic grocery bags, plastic lids), which… More

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The New Normal: A Silva Cell Case Study in Normal, Illinois

-Supporting and tripling the life expectancy of 67 trees, and helping to shape a sustainable identity for Normal’s Uptown Center: The Circle -The project won half a dozen awards and springboarded the city of Normal into a net positive economy. Halfway between St. Louis and Chicago, sits Normal, Illinois, a town of about 52,000 that… More

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