Decomposed granite drainage. And decomposed granite costs about 183 times more than mulch. Since it is not a solid surface loose dg provides excellent drainage. Decomposed granite decomposed granite or dg is made up of small granite pieces typically 14 or smaller and is a very fine material. The fines is what allows dg to compact and makes it well suited for paths.
In order to compare and contrast crushed granite vs pea gravel we must have a good working understanding of the characteristics and traits of each. Types of decomposed granite. Its usually rust colored and fades to tan in the sun. The decomposed granite is screened to meet inch minus specifications.
This decomposed granite crumbles into various sizes of particles and can be further crushed and screened to specific sizes for different project needs. Loose decomposed granite loose dg the least expensive type is simply the granite aggregates without any additives. Its formed from the natural weathering and erosion of solid granite a tough hard igneous rock. 1 rain and dg.
These prices include delivery and distribution which can save time if you plan to install it as a diy project. Decomposed granite is the completely natural derivative of granite. Decomposed granite is like gravel but finer and generally more stable. While granite is good for walkways it can stick to shoes.
Crushed granite and decomposed granite cost about 3 to 5 per cubic yard or an average of 1 to 3 per square foot. The fines however have a tendency to get muddy in winter. Lets take a closer look at what each type of aggregate has to offer. The dg sold as landscaping material is typically composed of fine three eighths inch or smaller particles.
It also needs to have a weed barrier underneath it. Decomposed granite is simply granite that has weathered to a combination of tiny rocks and silt. Because of its fine texture it is often used on paths or patios. At about 40 per cubic yard decomposed granite is reasonably affordable and holds up for a long time.
Crushed granite vs pea gravel. When granite erodes and endures weathering over time it easily starts flaking and crumbling away from its parent source. Also called stone dust rock fines and crusher fines is a combination of small granite pieces and granite fines. Some may be no bigger than a grain of sand.
Decomposed granite often referred to as dg is an ideal hardscape material for homes and gardens alike.