Custom Blends

Picked-up: $50.00 /cubic yard

Our custom blended soil program can help you meet the specific needs of a sensitive plant species. We can even help you meet weight restrictions for Green Roofs and other weight-sensitive projects. Many blends can be blown in or conveyed, making it ideal for large-scale or commercial projects.




Let Highway Fuel create a custom soil blend to meet your specific needs. Whether it’s the specific needs of a sensitive plant species or weight restrictions for Green Roofs and other weight-sensitive projects, we can help. Most blends can be blown in, making it ideal for large-scale or commercial projects. Whether you need two yards or two hundred yards, our team has the experience to help with your specialty soil needs. Below, you’ll find a sample of popular mixes Highway Fuel has blended in the past. For Water Quality soils, please click here

Blueberry Mix

Our Blueberry Mix is a proprietary blend designed to provide the pH requirements and drainage needs for your in-ground blueberries. As this is a base blend, you may need to supplement feeding throughout the growing season with an acidic fertilizer.

Dahlia Mix

Our Dahlia Mix is a proprietary blend of Sandy Loam, Fine Dairy Compost, and Pumice, created with input from our friends at Swan Island Dahlias. It is designed to provide your dahlias with the soil they’ll love.

Rose Garden Mulch

Uses our blend of Aged Hemlock and Fine Compost. Be sure to double-check soil pH when planting new roses.

Water Quality Mix

A blend composed of sand, loam, and organic matter specifically designed to filter storm-water runoff. We have designed several variations of this blend for different applications such as bioswales, rain gardens, and other types of water treatment facilities. This product can be installed using Highway Fuel’s Conveyor Truck service. Please call for availability.

Clay Soil

Compost Mix and Washed Sand will improve drainage and add nutrients.


Build Your Own Blend – Let us blend your soil to your specs, choosing from our various soil mixes, composts, and amendments. Contact us for more information. Note: Please call in advance to place an order for custom soil blends. Prices vary.

Do you have soil questions? We Have Answers

We get it. Soil can be a complicated subject. We’re here to help! Email your soil questions to us at We’ll have our soil specialist, Julia, reach out to you. With 15 years in the field, she will surely have some helpful tips for your project.

Planting Calendar

Calculating Materials


1,728 cubic inches = 1 cubic foot
27 cubic feet = 1 cubic yard
7.5 cubic yards = 1 unit
One 5 gallon bucket = 0.67 cubic foot


144 square inches = 1 square foot
9 square feet = 1 square yard
43,560 square feet = 1 acre

How much area will a cubic yard cover at a given depth?

At 1/2″ deep, 640 square feet
At 1″ deep, 324 square feet
At 2″ deep, 162 square feet
At 3″ deep, 108 square feet
At 4″ deep, 81 square feet
At 6″ deep, 54 square feet
At 12″ deep, 27 square feet

Material weights

Please note weights can vary due to moisture content.
Bark Mulch: 500-800 lbs/cubic yard
Compost: 800-1,100 lbs/cubic yard
Soils: 1,300-2,000 lbs/cubic yard
Gravel: 2,000-2,500 lbs/cubic yard
Sand: 2,000-2,300 lbs/cubic yard


Volume of a Rectangle


Volume of a circle


Volume of a Triangle

Our estimate planning tools are provided for your reference and convenience. Highway Fuel is happy to help, please call us at 503-363-6444 or email for assistance.

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