The redesigned, two acre, Miller Park features a new stage, 77 trees, a central lawn, beautifully paved plazas, granite structures and café seating. The new park serves as a gathering space for all to enjoy with plenty of space to play and relax. The park also serves as a green festival venue for concerts, farmers… More
Bioretention has been shown to effectively remove heavy metals from stormwater runoff, which makes it a very useful design tool. However, there are two common concerns related to long term use of bioretention for heavy metals removal: (1) When will breakthrough occur, i.e. when will the binding sites be saturated so that dissolved heavy metals… More
Writing Bullet Proof Resistant Soil Specifications By Howard Stenn, Stenn Design Soil specifications with unnecessary, contradictory or unverifiable standards are an invitation for plant and drainage problems, project delays, and ensuing conflicts over responsibility. Problematic provisions often accumulate in office specifications—added for a particular project or not removed when a divergent section is added –and… More
Hadlow College/University of Greenwich Case Study At DeepRoot we love to see results. Proven, tested, and validated. A recent study was completed at the University of Greenwich, Hadlow College by Duncan Goodwin. The study planted several trees in different growing conditions and monitored their growth for 5 years. While formal results of the tests will… More
Soil structure (how soil particles are held together to form larger structures within the soil) is recognized as an important property of a healthy soil. Grading, tilling, soil compaction and screening soils during the soil processing and mixing process damages structure. To counteract the loss of structure, specifiers then add to it, utilizing a mined… More
Over the past 20 years compost has become a standard amendment for landscape site soils and topsoil mixes, but specifications are far from standardized. While regional and project-specific conditions require variation in compost quality, there are basic parameters that every compost should meet for use in landscapes. There are also some common provisions that should… More
The City of Toronto has been a pioneer for important public policy initiatives such as one of the first Municipal Soil Volume Standards for street trees, a ground breaking Best Practices Manual for Hardscape Street Tree Planting. All of this was done through a cross departmental collaborative approach, and began with the Queensway project, which… More
The twelfth annual Olmsted Scholars Program announced the finalists and winners today. Congratulations are in order for Areti Athanasopoulos, a master’s student at the University of Colorado Denver, and Anjelyque Easley, an undergraduate at the Penn State. Areti’s focus builds upon her work at the Ritsona Refugee Camp in Greece, with an investigation and development… More
“Arbor Day is not like other holidays. Each of those reposes on the past, while Arbor Day proposes for the future.” – J. Sterling Morton Arbor Day originated not in the dense forests of our country, but rather in the grasslands of Nebraska. Before Nebraska had earned statehood and was still “The Nebraska Territory,” J. Sterling… More
As the northern hemisphere begins the thaw and our record-setting snow melts, we are drawn to the transformation of the landscape. Our love of trees runs deep, and we are all looking forward to digging in the soil. In Minnesota, the technical team is also trying not to get too excited – sometimes it snows… More
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