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Castaic, California's Landscape Supply Company

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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 Los Angeles Thinks About Us

4.7
out of 5 based on 137 reviews
Google Reviews
A. Gaige Brunner
A. Gaige Brunner

I used Mulch Mound to have 3 cubic yards of garden soil delivered. The process was easy and I love that I didn't have to call anyone. I placed my o...

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I used Mulch Mound to have 3 cubic yards of garden soil delivered. The process was easy and I love that I didn't have to call anyone. I placed my order online, picked my delivery date, laid out my tarp and the dirt was delivered. My delivery had to be pushed back, but I was kept informed via text, which was great. So why not 5 stars? The description of garden soil on the website is "A balanced mix of topsoil and organic amendments ready for raised beds, flower gardens, and new planting areas. Good drainage, solid nutrients, easy to work with." What I got was more like fill dirt. It had a lot of gravel, a lot of clay, and random trash mixed in. I didn't test the soil to see if it actually had "amendments" because I already have compost and alpaca manure ready to add, but if I'd known the quality of the dirt was going to be the same as the bagged dirt I bought last year, I probably would have gotten 2 yards of top soil and a yard of leaf compost for better quality, especially since the leaf compost is cheaper. Photo of my mountain of dirt and just some of the trash I found in it.

Google Review
Erika Mayer
Erika Mayer

I had a great experience ordering from Mulch Mound- they offered a quick turnaround and they delivered a generous/heaping 4 cubic yards. Driver was...

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I had a great experience ordering from Mulch Mound- they offered a quick turnaround and they delivered a generous/heaping 4 cubic yards. Driver was kind and professional, couldn’t have asked for an easier or better experience.

Google Review
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

Complete Your Castaic 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.

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Mulch Mound Pro Tip

New construction homes in Castaic often have severely compacted, nutrient-depleted soil left behind by grading equipment. Before planting any lawn, garden bed, or tree, till in at least four inches of quality compost blended into the existing native soil to restore organic matter and improve root penetration. Skipping this step is one of the most common reasons newly planted landscapes in the Santa Clarita Valley struggle through their first summer despite regular irrigation.

Need Help Calculating How Much You Need?

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Mulch Mound Pro Tip

Castaic homeowners dealing with the area's intense summer heat should mulch all planting beds to a depth of three to four inches before temperatures peak in July and August. Wood chip mulch acts as an insulating blanket over root zones, keeping soil temperatures significantly cooler than bare ground and dramatically reducing water loss between irrigation cycles. In a climate as hot and dry as the Santa Clarita Valley, this single practice does more for plant health than almost any other landscape investment.

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Delivering to Castaic, California

Primary ZIP: 91384
Mulch Mound Pro Tip

Castaic yards with native oak trees require special care when it comes to soil disturbance and amendments. Never till or add thick compost layers within the drip line of an established oak, as these trees evolved in lean, dry soil and are highly sensitive to changes in soil grade and drainage. Instead, use a two-inch layer of coarse wood chip mulch applied outside the trunk zone to protect surface roots and retain moisture without altering the soil chemistry oaks depend on.

Frequently Asked Questions

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Answer

How much compost do I need to amend a new planting bed in Castaic?

For a new planting bed in Castaic, plan on applying three to four inches of compost across the entire bed surface and tilling it into the top eight inches of existing soil. This ratio gives you roughly one cubic yard of compost for every eighty square feet of bed area. Ordering compost in bulk from MulchMound.com is the most economical approach for beds larger than a few hundred square feet.

Answer

What ground cover works best for Castaic slopes that get very little irrigation?

Coarse wood chip mulch is the most practical ground cover for dry, unirrigated slopes in Castaic. It retains whatever moisture the soil receives from rain, suppresses weeds that would otherwise compete with establishing plants, and breaks down slowly into organic matter over time. Pair it with deep-rooted drought-tolerant native plants for the best long-term slope stability and coverage.

Answer

Is decomposed granite a good choice for a Castaic driveway or parking pad?

Decomposed granite is a popular and cost-effective surfacing option for driveways and parking areas in Castaic. It compacts firmly under vehicle traffic, drains quickly after rain, and blends naturally with the Santa Clarita Valley landscape. Use a stabilized decomposed granite product for high-traffic areas to reduce rutting and material displacement over time.

Get Started with Mulch mound Today

Castaic is a growing community at the northern edge of Los Angeles County where new construction and established properties alike need quality bulk landscape materials. MulchMound.com delivers topsoil, decomposed granite, and shredded mulch to Castaic neighborhoods and new development sites on a schedule that keeps projects moving. The hot, arid summers here demand drought-smart landscaping choices, and selecting the right materials from the start saves significant water and maintenance costs over time. We are proud to serve this expanding corner of the county.

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