Here is Part 2 of Peter MacDonagh’s series on the history of street trees in Holland. Peter’s knowledge is incredible; I promise you don’t want to miss this unusual history of Holland through its trees. -LM The Low Countries, as one would guess, were perpetually wet – abounding with swamps, marshes and bogs. To increase… More
People accustomed to observing trees, especially in urban areas, find no shortage of dismaying situations to gnash their teeth over. Trees in too-small plots, buried root balls, broken and vandalized branches, poor stock, and unnecessary pruning are just a few of them. Most of these are situations that ordinary citizens can’t do anything about. But there are… More
For today’s post, experts L. Peter MacDonagh and James Urban, FASLA tackle one of the most commonly asked questions we hear about whether tree stability is related to an evenly developed root ball. Here is what they have to say. -LM Without a completely developed root system on all four sides, won’t trees fail? What… More
Every Monday for the next five weeks, we’ll be running a blog entry by Peter MacDonagh about the history of street trees in Holland (to see Peter’s fantastic series on the history of street trees in Paris, click here). Peter’s knowledge is incredible; I promise you don’t want to miss this unusual history of Holland… More
In early June, the Portland Oregonian published an editorial titled, “Portland’s Cadillac Tree Plan.” In it, the board suggested that Oregon’s urban trees are doing great just the way they are, and argued that the city’s new tree code is costly and ineffectual. (The code was adopted two years ago but has not been implemented due… More
The revitalization of Toronto’s waterfront is the largest urban redevelopment project currently underway in North America, and it is also one of the largest waterfront revitalization efforts ever undertaken in the world. Waterfront Toronto is a joint venture by the Federal, Provincial, and City of Toronto governments. The Silva Cell is being used on several areas… More
The Cardinal Corridor is a gateway into the Ohio Expo Center and State Fairgrounds, a site that boasts more than one million square feet of event space and occupies more than 360 acres in the heart of Columbus. In addition to being the home of the Ohio State Fair since 1886, the Expo Center also… More
You’re invited to our third James Urban webinar this year! The topic is using trees and soils in urban stormwater management applications.
Back in December 2012, we reported the first preliminary results of Stormwater Treatment Performance Monitoring by Dr. William Hunt, Jonathan Page, and Ryan Winston, of two Silva Cell Systems in Wilmington, North Carolina. Final results and statistics are expected later this summer. In the meantime, preliminary results are so promising that we want to share… More
I enjoyed drawing a lot when I was a kid. One problem I always had – and I’m sure this is not unique to me – is that my drawings always looked much prettier in my head than they did on paper. So for this slow, post-holiday Friday post, I wanted to share a video… More
It’s July 3rd, so I think I can safely assume that everyone who is at their desk is counting down until 5pm (or maybe 3pm, if you’re in the nice sort of office that closes early before a holiday). Here is a short quiz from the Morton Arboretum, “What Kind of Tree Are You?” to… More
Today’s post is by Alison O’Connor, Horticulture Agent with Colorado State University Extension in Larimer County. It originally appeared on her blog, Co-Horts, and is reprinted here with her permission. Thanks, Alison! -LM Unless you’ve been vacationing in southern France for the past few weeks, you know that Colorado has had an interesting spring. I’m… More
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