Certified Mulch
Difference Between Playground & Organic Mulch in Oakland County
| Dec 12, 2025
Certified Playground Mulch wood chips.
When it comes to landscaping and playground safety in Oakland County, Michigan, choosing the right type of mulch is an important consideration. Two popular options are Certified Playground Mulch and Organic Mulch. Each of these types of mulch has their own unique characteristics and benefits.
Certified Playground Mulch, also known as Engineered Wood Fiber (EWF), is specifically designed for use in playgrounds and play areas. This type of mulch undergoes rigorous testing to meet safety standards set by organizations like the International Play Equipment Manufacturers Association (IPEMA). It's made from virgin wood fibers that are shredded and processed to ensure consistency in size and texture, which helps reduce the risk of injuries from falls. One of the key advantages of certified playground mulch is its excellent shock absorption properties. It provides a safe, cushioned surface for children to play on, meeting the minimum depth requirements recommended by the American Society for Testing and Materials (ASTM). This is particularly important in Oakland County, where safety in public spaces is a top priority.
Certified playground mulch is also highly durable and resistant to decay, making it a cost-effective solution for playgrounds that experience heavy use. It performs well in Oakland County’s varied climate, from harsh winters to hot summers, ensuring year-round safety.
On the other hand, organic mulch, typically made from materials like tree bark and organic yard waste, is primarily used in landscaping applications. While it shares some benefits with playground mulch, such as weed control and moisture retention, it has different characteristics and purposes.
Organic mulch is designed to break down over time, enriching the soil with nutrients. This decomposition process is beneficial for gardens and landscaped areas but may require more frequent replenishment compared to playground mulch.
In terms of safety, certified playground mulch is the clear winner for play areas. It's specifically engineered to meet safety standards and provide a consistent, stable surface for children. Organic mulch, while safe for general use, is not tested or certified for playground applications. For Oakland County residents and officials, the choice between these two types of mulch depends on the intended use.
Certified playground mulch is the go-to option for creating safe play environments, while organic mulch is better suited for enhancing landscapes and gardens. By understanding these differences, you can make an informed decision that best serves your needs.