Overall Rating Silver
Overall Score 53.91
Liaison Tom Hartzell
Submission Date Dec. 21, 2022

STARS v2.2

Calvin University
OP-9: Landscape Management

Status Score Responsible Party
Complete 1.56 / 2.00 Dave Warners
Professor
Biology
"---" indicates that no data was submitted for this field

Total campus area:
478.19 Acres

Figures required to calculate the total area of managed grounds:
Area (double-counting is not allowed)
Area managed organically, without the use of inorganic fertilizers and chemical pesticides, fungicides and herbicides 220 Acres
Area managed in accordance with an Integrated Pest Management (IPM) program that uses selected chemicals only when needed 46 Acres
Area managed using conventional, chemical-based landscape management practices 46 Acres
Total area of managed grounds 312 Acres

A brief description of any land excluded from the area of managed grounds:

We exclude these from managed lands:
- 68 acres Flat Iron Lake Preserve
- 98 acres of the Calvin Ecosystem Preserve (property includes 6 acres of managed grounds)


Percentage of grounds managed organically:
70.51

A brief description of the organic landscape management program:

Landscaped areas with shrubs and trees are amended with on-site produced compost. While some grass lawn areas are treated with synthetic inputs, most (i.e. 70% noted above) are maintained through irrigation and mowing regimens.


Percentage of grounds managed in accordance with an IPM program:
14.74

A copy of the IPM plan or program:
A brief description of the IPM program:

See uploaded document


A brief description of the institution's approach to plant stewardship:

Calvin has been awarded Tree Campus USA status. The biology department has taken great care to make sure the majority of new plantings are native to Michigan.


A brief description of the institution's approach to hydrology and water use:

Calvin is attentive to our place in the watershed and the impacts our actions have on our neighbors downstream in Plaster Creek, Grand River, and Lake Michigan. We have installed numerous curb-cut rain gardens to mitigate stormwater run-off.


A brief description of the institution's approach to landscape materials management and waste minimization:

Calvin has an extensive recycling and compost program. Students are encouraged to recycle.


A brief description of the institution's approach to energy-efficient landscape design:

n/a


A brief description of other sustainable landscape management practices employed by the institution:
---

Website URL where information about the institution’s sustainable landscape management program is available:
---

Additional documentation to support the submission:
---

Data source(s) and notes about the submission:

Information was gathered from Dave Warners, Biology Faculty, who regularly provides consultation on native plantings in our institution's landscape.


Information was gathered from Dave Warners, Biology Faculty, who regularly provides consultation on native plantings in our institution's landscape.

The information presented here is self-reported. While AASHE staff review portions of all STARS reports and institutions are welcome to seek additional forms of review, the data in STARS reports are not verified by AASHE. If you believe any of this information is erroneous or inconsistent with credit criteria, please review the process for inquiring about the information reported by an institution or simply email your inquiry to stars@aashe.org.