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Category Archives: Soil
Performance Metrics and Longer Contracts for a Successful Landscape
Last month’s Landscape Architecture Magazine had an interesting feature by Mike Singer. The article, titled “Are We Done Yet? Measuring for a project’s success is keeping clients and designers engaged well after installation,” explores an emerging trend in the field: … Continue reading
Horticultural Myths Exposed
My favorite industry website recently is Linda Chalker-Scott’s Horticultural Myths. Dr. Chalker-Scott is an Extension Urban Horticulturist at the Puyallup Research and Extension Center at Washington State University, and she takes great delight in debunking common and inaccurate beliefs about best … Continue reading
Municipalities With Impressive Standards for Tree Planting
In the day-to-day, we can become so focused on what isn’t working with the way we design and plant street trees that it can be difficult to focus on the people and places that are actually doing right by them. … Continue reading
Posted in blog entries, DeepRoot news, Soil, Urban Trees
Tagged blog entries, Deeproot News, Soil, Urban Trees
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Why You Don’t Need To Replace Organic Matter In Soil
As an urban trees and soils consultant, I am always looking for studies that examine how trees survive and adapt to the built environment. One of the biggest questions and confusions I encounter is the issue of whether organic matter … Continue reading
Does Bioretention Still Work When the Ground Freezes?
Part 2: Maximizing Bioretention Cold Climate Performance
Part 1 of this blog series summarized recent studies in Minnesota, Connecticut, New Hampshire, and King City, Ontario, which all found that the difference between summer and winter performance of bioretention systems is not substantial, even on sites with severe … Continue reading
Posted in blog entries, Soil, Stormwater management
Tagged blog entries, Soil, Stormwater management
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Forest Soils Versus Urban Soils
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 … Continue reading
Maintaining Pre-Development Hydrology
The Eight Hydrologic Functions of Forests and Trees
This hydrograph (diagram showing runoff flow versus time) compares the intense spike of a stream during a storm in an urbanized watershed without adequate controls, with the “gentle rolling hill” appearance of a forested watershed’s response to the same storm. … Continue reading
Posted in blog entries, Soil, Stormwater management, Urban Trees
Tagged Soil, Stormwater management, Urban Trees
4 Comments
Suspended Pavement at the Bartlett Tree Lab, Year 7
Here are this year’s photos from the Bartlett Tree Lab study comparing different planting methods for urban trees. For comparison, check out last year’s set. And for a fuller chronological picture, you can see all the photos up to that point … Continue reading
Posted in blog entries, Silva Cell, Soil, Urban Trees
Tagged Silva Cell, Soil, Urban Trees
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How Much Soil Do You Need to Grow a Big Tree?
It seems pretty universal that everyone likes trees. We find them pretty, and calming, and they make us feel healthy. Space, pollutants and engineering requirements are all major factors that affect the growing conditions for urban trees. But other than … Continue reading
Posted in Soil, Stormwater management, Urban Trees
Tagged Soil, Stormwater management, Urban Trees
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