About this compost

Finished screened compost, fully broken down and ready to work into beds. The general purpose choice for building soil that holds water and feeds roots.

One of the easiest customer service experiences I've had in a long time! Mulch Mound made it so simple. After putting it off for a while, I looked at the weather and knew I needed to get to mulching ASAP before the rain came if I didn't want to wait another week. I put my orde...

One cubic yard of compost covers about 324 square feet at a 1 inch depth, which is the right rate for topdressing an established lawn. For beds, plan on tilling in 2 to 3 inches, so figure closer to 110 to 160 square feet per yard depending on how deep you go. Measure the square footage of your beds or lawn area first, then decide depth based on whether you are topdressing or amending.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 100-160 square feet at a 2-3 inch depth.

Columbia Compost Delivery

Columbia Compost Delivery

4.7
137 reviews
Regular price $60.00 per Yard
Regular price Sale price $60.00
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Why order through Mulch Mound

The best local compost, without the guesswork.

We hand-pick and partner with the best yards in your region, keep only the ones our buyers rate well, and back each load with our guarantee.

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If your compost isn't the quantity or quality you ordered, we'll make it right.

About this compost

Finished screened compost, fully broken down and ready to work into beds. The general purpose choice for building soil that holds water and feeds roots.

One of the easiest customer service experiences I've had in a long time! Mulch Mound made it so simple. After putting it off for a while, I looked at the weather and knew I needed to get to mulching ASAP before the rain came if I didn't want to wait another week. I put my orde...

One cubic yard of compost covers about 324 square feet at a 1 inch depth, which is the right rate for topdressing an established lawn. For beds, plan on tilling in 2 to 3 inches, so figure closer to 110 to 160 square feet per yard depending on how deep you go. Measure the square footage of your beds or lawn area first, then decide depth based on whether you are topdressing or amending.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 100-160 square feet at a 2-3 inch depth.

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How It Works

Getting started is easy — just follow these simple steps

1

Choose your quantity

Adjust the quantity to match your project. One cubic yard covers about 100 to 160 square feet at a 2 to 3 inch depth.

2

Select your delivery date

Select a delivery date you'd like for the product to be dropped off at your home

3

Sit back and wait

Sit back, wait, and let us work our magic to make sure the highest quality product is delivered to your driveway.

From The Mouths of Columbia Folks

4.7
out of 5 based on 137 reviews
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Complete Your Outdoor Project

Compost pairs well with a topsoil blend on new beds where the clay needs bulk as well as structure, and it layers naturally under mulch once it has been worked in. A lot of Columbia customers order both on the same delivery, compost to build the soil and mulch to hold moisture on top once it is spread.

Mulch Mound Pro Tip

In Columbia's clay, do not just topdress and walk away on new beds. Till compost into the top 6 to 8 inches so it actually blends with the clay instead of sitting as a separate layer on top. A thin compost layer left unworked on clay can shed water just like the clay does underneath it, which defeats the purpose of ordering it in the first place.

Mulch Mound Pro Tip

The common mistake here is piling compost on too thick thinking more equals faster results. At more than 3 inches worked into a bed, finished compost can actually tie up nitrogen temporarily as it continues to break down, slowing plants instead of feeding them. Stick to the 1 to 3 inch range and let it do its work over a full season rather than dumping it all at once.

Mulch Mound Pro Tip

Buying compost and topsoil together on one delivery saves a second trip charge and lets you blend them on site for new beds, since straight compost is too rich and too light on its own for structural fill. Save your topsoil for volume and grading, and use compost for the top few inches where roots actually live.

Building Better Soil in Columbia

Columbia sits on heavy clay that compacts hard in summer and sheds water instead of absorbing it. Compost breaks that clay up over a season or two, adding structure so beds drain and lawns root deeper. With zone 8a summers pushing plants hard and winters staying mild, compost worked in during spring or fall gives roots a head start before the heat or the next frost. It is the material most people here reach for when a bed has gone tired or a new lawn needs real topsoil instead of clay fill.

What Finished Compost Is

Finished compost is organic matter that has fully broken down into a dark, crumbly material with an earthy smell. It feeds soil life, improves structure, and helps beds hold water without staying soggy.

How Much to Apply

Work 1 to 2 inches into new beds, or topdress lawns with a quarter to half inch and rake it in. More is not better. Too thick a layer can smother roots instead of feeding them.

When to Apply

Spring and fall are both good windows. Spring applications feed the growing season ahead, and fall applications break down over winter so beds are ready at first thaw.

Frequently Asked Questions

Click a question to see the answer

Answer

Will compost fix my clay soil in Columbia?

It will improve it significantly but it is not a one time fix. Working 2 to 3 inches of compost into clay adds organic matter and structure, and repeating that over a couple seasons is what actually changes how the soil drains and holds air for roots. One application helps, but ongoing amendment gets you the real result.

Answer

How many cubic yards do I need for a 1,000 square foot lawn topdressing?

At 1 inch deep, one cubic yard covers about 324 square feet, so a 1,000 square foot lawn needs roughly 3 cubic yards. Round up slightly since spreading is never perfectly even, especially over a lawn with any slope or bare patches.

Answer

Is spring or fall better for applying compost here?

Both work, compost sells and gets used in both seasons in Columbia. Fall, ahead of the March 25 last frost, lets compost break down over winter before spring planting. Spring application before summer heat gives beds a boost heading into the growing season. Pick based on your planting schedule rather than the calendar alone.

Answer

Where will the compost be dropped and do I need to move it right away?

We place the load wherever your driveway or yard allows truck access, and you choose that spot at checkout. Compost does not need to be moved immediately, but finished compost is biologically active, so spreading it within a week or two keeps it from compacting into a dense pile that is harder to shovel.

Answer

Should I get compost or topsoil for a new garden bed?

Use topsoil for bulk and grading and compost for the top layer where plants actually root. Straight compost is too nutrient dense and too light to serve as fill on its own, but blended with topsoil or tilled into existing clay, it builds the kind of soil structure a new bed needs to perform long term.

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