Serving Seattle & Surrounding Areas

Sammamish, Washington's Landscape Supply Company

We make landscaping projects simple, reliable, and stress-free.
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Getting started is easy — just follow these simple steps

1

Choose your product

Make sure you adjust the quantity to your home's needs. You can use our calculator to estimate how much you'll need.

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.

Read What Seattle Thinks About Us

4.7
out of 5 based on 137 reviews
Google Reviews
Emily Vertosick
Emily Vertosick

My experience with Mulch Mound was great and super easy. I ordered two yards of screened topsoil and was able to get it delivered within 2 days. Th...

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My experience with Mulch Mound was great and super easy. I ordered two yards of screened topsoil and was able to get it delivered within 2 days. They came in my requested time frame (afternoon) and dropped it off where I asked on my driveway. The topsoil was exactly what was advertised, clean with no rocks or other debris. The price was reasonable. I plan to use them again in a couple weeks to order compost for my garden beds.

Google Review
Miguel Besosa
Miguel Besosa

The website was intuitive and easy to navigate. The material was delivered the date and time it was scheduled, it was dropped off in the area i had...

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The website was intuitive and easy to navigate. The material was delivered the date and time it was scheduled, it was dropped off in the area i had specified on top of my tarp with no issues. I ordered soil, the Gardening Blend that I received had too many plastic and metal pieces for my liking thus lowering the score from a perfect 5/5 to a 4/5

Google Review
Zack Fredericks
Zack Fredericks

The ordering process was unbelievably convenient, including graphical interface for dropoff location selection. I will order from Mulch Mound agai...

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The ordering process was unbelievably convenient, including graphical interface for dropoff location selection. I will order from Mulch Mound again and would recommend to others.

Google Review

Complete Your Sammamish Outdoor Project

We’ve got you covered with our full line of landscape supply products, from premium mulch and quality soil to decorative stone, helping you create a cohesive, professional landscape that enhances your property for years to come.

Seattle Mulch Delivery
Seattle Stone Delivery
Seattle Soil Delivery
Mulch Mound Pro Tip

Quality Sammamish landscape suppliers inspect and process their materials to consistent professional standards before delivery. What arrives on your driveway has been properly screened, blended, or prepared rather than sitting in deteriorating bags that may have degraded during extended warehouse storage or exposure to outdoor retail conditions.

Need Help Calculating How Much You Need?

Use our NEW bulk material calculator where you can Trace from Satellite imaging to get a quick estimate for your project without busting out the tape measure

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Mulch Mound Pro Tip

Sammamish's heavy glacial till compacts easily under foot traffic and equipment, making raised beds a smart solution for vegetable and perennial gardens. Build beds at least twelve inches deep and fill with a blend of quality topsoil and compost so roots grow freely without fighting dense subsoil. Raised beds in Sammamish also warm up faster in spring, giving you a useful head start after the March 15 last frost date.

Map of neighborhoods near Sammamish, Washington

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Delivering to Sammamish, Washington

Primary ZIP: 98074
Mulch Mound Pro Tip

Incorporating native plants into Sammamish landscape beds reduces long-term maintenance significantly. Species like red flowering currant, sword fern, and Oregon grape are fully adapted to the region's dry summers and wet winters without supplemental irrigation once established. Plant natives in fall after summer drought ends so incoming rain handles establishment watering naturally before the November frost slows root growth.

Frequently Asked Questions

Click a question to see the answer

Answer

How do I improve Sammamish's clay-heavy glacial till so planting beds drain better through winter?

Work three to four inches of coarse compost into the top eight inches of Sammamish's glacial till before planting. Avoid adding fine sand, which can worsen drainage by filling pore spaces with silt-sized particles. Repeated fall compost additions will visibly improve soil structure within two to three seasons as organic matter breaks down and opens drainage pathways.

Answer

What bulk mulch depth should I maintain around established trees in Sammamish?

Apply mulch three to four inches deep in a wide ring around Sammamish trees, starting six inches from the trunk and extending toward the drip line. This mimics natural forest floor conditions, retains moisture through the July-to-September dry period, and moderates soil temperature swings. Avoid volcano-style mulch piled against bark, which traps moisture and invites fungal disease.

Answer

When is the best time to order and spread bulk compost in Sammamish for the greatest benefit?

Early October is the ideal window for spreading bulk compost in Sammamish. Applying before November rains allows compost to begin integrating into soil over winter. Soil microbes remain active in zone 8b well into late fall, breaking down organic matter and making nutrients available by the time the spring planting season opens after March 15.

Get Started with Mulch mound Today

Sammamish homeowners know that great landscaping starts with the right materials. Conveniently located near Seattle, Sammamish residents get quick access to our inventory. The easiest way to get bulk landscape materials in Sammamish—guaranteed.

See what other options Mulch Mound offers for landscape supply delivery in Seattle