Serving Seattle & Surrounding Areas

Covington, Washington's Landscape Supply Company

We make landscaping projects simple, reliable, and stress-free.

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How It Works

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.

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Complete Your Covington 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.

Mulch Mound Pro Tip

Container gardens in Covington require significantly more frequent attention than in-ground plantings because limited root zones dry out and exhaust nutrients much more quickly. Daily moisture checks during summer heat and regular feeding throughout the active growing season keep potted plants performing at their best rather than struggling.

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

Covington lawns benefit most from renovation efforts timed to fall rather than spring. Overseeding after core aeration in September allows grass to establish roots before winter without competing with summer weeds. Apply a thin layer of fine compost as a topdress after seeding to hold moisture through Covington's unpredictable early fall weather, the mild Zone 8b climate means new grass can keep establishing well into November.

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Delivering to Covington, Washington

Primary ZIP: 98042
Mulch Mound Pro Tip

Sloped areas in Covington are especially vulnerable to erosion during the long rainy season. Applying a 3-inch layer of coarse wood chip mulch on hillside beds and pairing it with deep-rooted slope-stabilizing plants like native salal or Oregon grape creates a living erosion-control system. Jute netting laid over freshly planted slopes keeps mulch and soil in place while new root systems establish through the first wet winter.

Frequently Asked Questions

Click a question to see the answer

Answer

What mulch depth is right for Covington's wet winters to protect plant roots?

Apply 3 inches of bulk bark mulch in ornamental beds as winter approaches in Covington. This depth insulates roots from occasional hard freezes while allowing Zone 8b's mild wet winters to pass without damage. Keep mulch pulled back 2 to 3 inches from plant crowns and tree trunks to prevent crown rot in the persistently moist conditions Covington experiences from November through March.

Answer

Is bulk topsoil or compost better for filling raised vegetable beds in Covington?

A blend of both works best in Covington. Use roughly 60% quality topsoil and 40% compost for raised beds. Pure compost shrinks significantly as it decomposes, while straight topsoil compacts over time. The blend gives good structure, drainage, and fertility, especially important given Covington's glacial till subsoil, which makes in-ground growing difficult for heavy-feeding vegetables.

Answer

How do I prevent bulk gravel from sinking into my soft Covington yard over time?

Install a 4-inch layer of compacted crushed base rock beneath decorative gravel in Covington to create a stable foundation. The region's wet soil and glacial till substrate can allow surface materials to migrate downward without proper support. Landscape fabric between the base layer and surface gravel further prevents gravel from working into the native soil over multiple wet seasons.

Get Started with Mulch mound Today

Residents of Covington take pride in their outdoor spaces, and we're here to help. Bulk mulch, topsoil, and decorative stone—delivered fresh from our Seattle suppliers. Your neighbors will wonder how you got such great materials—we'll be our secret.

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