About this landscape rock

Smooth tumbled river rock, heavy enough to stay put in drainage runs and handsome enough for beds and borders.

Great service. We ordered topsoil from Mulch Mound and the best experience. Thank you so much!

At a typical 2 to 3 inch install depth, one cubic yard of landscape rock covers roughly 162 square feet at the shallow end of that range. Measure your bed's square footage first, then figure closer to 3 inches if you're covering fabric near downspouts or foundations where drainage matters most. Most Portland front yard projects run somewhere between one and three cubic yards depending on bed size.

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.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 10 feet by 10 feet at a few inches deep.

Portland Landscape Rock Delivery

Portland Landscape Rock Delivery

4.7
137 reviews
Regular price $132.00 per Yard
Regular price Sale price $132.00
Sale Sold out
Shipping calculated at checkout.
Type
Size
Minimum of 3 Yard
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4,000+ regional deliveries
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Why order through Mulch Mound

The best local landscape rock, 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.

Mulch Mound Guarantee

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

About this landscape rock

Smooth tumbled river rock, heavy enough to stay put in drainage runs and handsome enough for beds and borders.

Great service. We ordered topsoil from Mulch Mound and the best experience. Thank you so much!

At a typical 2 to 3 inch install depth, one cubic yard of landscape rock covers roughly 162 square feet at the shallow end of that range. Measure your bed's square footage first, then figure closer to 3 inches if you're covering fabric near downspouts or foundations where drainage matters most. Most Portland front yard projects run somewhere between one and three cubic yards depending on bed size.

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.

A yard is approximately 27 cubic feet. As a general guideline, one yard of material can cover an area of about 10 feet by 10 feet at a few inches deep.

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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 Portland Folks

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

Landscaping fabric underneath is what makes this a decade long install instead of a weed patch by next summer. Steel or aluminum edging keeps the rock from migrating into the lawn or garden beds, which matters with our seasonal rain runoff. Some customers layer in a bit of bark elsewhere in the yard for beds where they still want organic matter feeding the volcanic loam.

Mulch Mound Pro Tip

Lay landscaping fabric before the rock goes down, always. In Portland's wet season, skipping fabric means the rock works its way into the volcanic loam underneath within a couple of years, and you end up dredging stone out of mud every spring. Pin the fabric at overlaps and run it up against any edging so silt from the loam doesn't creep in from the sides. This single step is the difference between a ten year install and a five year regret.

Mulch Mound Pro Tip

The biggest mistake we see locally is people using rock as mulch around plants that actually want organic matter. Rock traps falling leaves instead of breaking them down, and over a wet Portland winter that trapped leaf litter turns into a slimy mat that smothers whatever's growing underneath. Reserve rock for true groundcover zones, foundations, downspout aprons, and paths, and keep the planting beds in bark or compost instead.

Mulch Mound Pro Tip

Order rock and any edging or fabric together as one delivery instead of piecemeal trips, since a full cubic yard drop is more efficient than three separate errands. If you're doing multiple zones, rock near the foundation and bark further into the planting beds, plan both quantities at once so you're not short on install day. Leftover rock stores fine in a covered bin for touch ups later, unlike bark which breaks down in storage.

Decorative Stone in Portland

Portland's volcanic loam holds water well into spring, and a lot of front yards here fight soggy beds and moss creep from November through March. Landscape rock over fabric gives you a surface that sheds our rain instead of absorbing it, which matters when first frost isn't until mid November and the ground stays workable most of the wet season. It's a common fix around downspouts and foundation lines where the loam stays saturated longest. Just know it won't feed the soil the way bark or compost does, so keep it away from beds where you want plants rooting into that rich volcanic ground.

What Landscape Rock Is

Landscape rock is stone chosen for how it looks as much as what it does. River rock is smooth and rounded, decomposed granite is fine and packs firm underfoot. Both are sold by the cubic yard for beds, borders, paths, and dry creek beds.

River Rock vs Decomposed Granite

River rock stays loose and rolls, so it suits beds, borders, and drainage runs where it can sit in place. Decomposed granite compacts into a firm surface, so it suits paths, patios, and anywhere you will walk or roll a wheelbarrow.

Depth and Coverage

Spread river rock 2 to 3 inches deep over landscape fabric so it stays put and weeds stay down. Lay decomposed granite 3 to 4 inches deep, wet it, and compact it in lifts for a surface that sheds water instead of rutting.

Frequently Asked Questions

Click a question to see the answer

Answer

Does landscape rock work well in Portland's rainy climate?

Yes, that's actually one of its advantages here. Unlike bark or mulch, rock does not compact into mud or wash downhill during our wet months from November through March. It sheds water rather than absorbing it, which is why it shows up so often around downspouts and foundation lines in this city's volcanic loam soil.

Answer

How many cubic yards do I need for a typical Portland front yard bed?

One cubic yard covers about 162 square feet at a 2 inch depth, so a 300 square foot bed runs close to two cubic yards. Go closer to 3 inches deep near downspouts or drainage paths where the volcanic loam stays wet longest, which will use more material per square foot.

Answer

When is the best time to install landscape rock in Portland?

Late spring after last frost in mid March or early fall before the rains ramp up in November are both solid windows. Installing on drier ground makes it easier to get fabric laid flat without it shifting in mud, and gives the base time to settle before heavy winter rain arrives.

Answer

Can the delivery truck get the rock close to my backyard beds?

Placement depends on your driveway and yard access, and you can specify exactly where you want the load dropped when you schedule. If beds are backyard only, we place the rock as close as truck access allows and you move it in from there, so let us know about gates or narrow side yards ahead of time.

Answer

Should I choose landscape rock or bark mulch for my Portland yard?

It depends on the spot. Rock is the better call for foundations, downspout areas, and low maintenance groundcover since it is a one time install that won't need refreshing. Bark is better where you want organic matter breaking down into the volcanic loam to actually feed nearby plants and shrubs.

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