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Landscape Materials

Corliss Topsoil’s are made with only quality Cascade Compost, well-graded sand and/or sandy loam-there’s no sub soil, sawdust ,peat or fillers. We’re your trusted source for quality topsoil’s.

 

 
 

Cascade Compost

Our compost is manufactured under ideal conditions which guarantee a quality finished product for use. Cascade Compost is a Registered Organic material with the Washington State Department of Agriculture. Our material is manufactured in two state of the art facilities. Compost is made indoors with controlled moisture, air and temperature ratios. This way the product is consistent year round regardless of the weather outside.

WSDOT source medium and fine

 

 

3-way topsoil

Premium all –purpose topsoil made with fine compost, clean mined, and screened sandy loam from select sources. Meets requirements for planting bed soil in (Post-Construction soil Quality & Depth BMP in WDOE Stormwater Manual.

 

2-Way Topsoil

A mix of fine compost and clean-washed sand. Meets requirements for turf in Post Construction Soil Quality & Depth BMP in WDOE Stormwater manual.

 

Bioretention Soil (Rain Garden Soil)

A mix of well- graded aggregate and fine compost to meet the rigorous Washington State and area County Specifications.

 

 Fine and Medium Bark

Combination of ground hemlock and fir bark. Suitable for all landscape beds.

 

Cascade Garden  Mulch

Premium mulch comprised of medium bark and compost. Suitable for all landscape beds where nutrient rich mulch is desired.

 

Click Aggregates if you are looking for rock products

 


   

Rock
Rock has multiple uses in landscaping projects. Rock can be used to build retaining walls or used for decorative purposes.

½ Man Rock to 5 Man Rock
½ man is approx 8” to 12” in size while 5 man is 48” to 54” with several sizes in between. Typically 2 man and larger could require a piece of machinery to move. This rock is great for building retaining walls or used as placement rocks as decoration in landscaping projects.