Hy Grade Planting Mix

Based in Harbor City, California, Hy Grade Planting Mix supplies topsoil and mulch to homeowners, landscapers and contractors across the area. Google lists the business under 3 categories — Topsoil supplier, Garden, Mulch supplier — which points to a broader inventory than a single-product yard carries.

The business holds a 4.7-star Google rating from 25 reviews. That tracks close to the California average of 4.6 across the 1,411 suppliers we list statewide.

What Hy Grade Planting Mix supplies

Screened topsoil is the workhorse material for new lawns, raised beds and regrading work. Yards typically screen to ½" or ⅜" to pull out rocks, roots and clods, and many sell blended mixes that cut native soil with compost or sand to improve structure and drainage.

Ask which blend you are buying. Straight screened topsoil suits filling and levelling; a 50/50 or 70/30 soil-compost blend performs far better as a planting medium. Pure fill dirt is a different product entirely — unscreened, often clay-heavy, and meant for structural filling rather than growing.

Bulk mulch comes in hardwood, dyed, cedar, cypress and pine bark varieties. Bought loose by the yard it usually costs well under half the per-volume price of bagged mulch at a big-box store, which is why most repeat buyers switch to bulk.

Because Hy Grade Planting Mix carries several material lines, it is often possible to combine an order across products — soil, mulch and stone on one truck — rather than paying separate delivery charges to two or three different yards.

How much material you need

Topsoil is sold by the cubic yard. A cubic yard of topsoil weighs roughly 2,000–2,400 lbs depending on moisture, so a half-ton pickup safely carries about one yard.

As a rough guide: 1 yard covers about 100 sq ft at 3 in; 3 yards covers about 325 sq ft at 3 in; 10 yards covers about 1,080 sq ft at 3 in.

Have length, width and target depth ready when you phone. Yard staff convert those into cubic yards far more reliably than a generic online calculator, and they know how their own material settles.

Ordering and delivery

Ask about delivery minimums and trip charges up front — for smaller orders these often matter more to the final bill than the headline per-cubic yard price.

Check where the truck can actually dump. Tandem trucks need overhead clearance and firm ground, and most drivers will not reverse across a soft lawn or a new driveway. If access is tight, ask whether they run a smaller truck or can leave the load at the kerb.

Ratings and reputation

Of the 25 reviews on file, 23 are five-star (92%) and 0 are four-star. 2 reviews sit at one or two stars, and those are worth reading directly — complaints at material yards usually concern delivery timing or short loads rather than the product itself.

Among the suppliers we list across California, this rating places Hy Grade Planting Mix in the top 53%.

Across the 2 suppliers we list in Harbor City, the average rating is 4.8.

Review volume matters as much as the score. A 4.7 drawn from 25 reviews is a reasonable sample for a local yard.

Hours and visiting the yard

Hy Grade Planting Mix is open 7 days a week. The yard opens as early as 7 AM and runs until 5 PM, early enough to load before a normal work day begins.

Saturday opening makes this a practical option for weekend projects — a real advantage, since plenty of bulk yards shut for the weekend and leave homeowners unable to collect material outside working hours.

Loading is weather-dependent whatever the posted hours say. Heavy rain turns yards to mud and makes wet material heavier and harder to spread, so call the same morning if conditions look poor.

Best time to buy in California

California's longer growing season spreads demand across more of the year, which generally means better availability than northern markets. Even so, spring remains the peak for topsoil, and summer heat makes midday loading and installation punishing — early-morning pickups are worth the alarm clock. Autumn and winter are frequently the best value windows, with shorter queues and more flexible delivery scheduling.

Other suppliers nearby

There are 6 other suppliers we list within a short drive, the closest being Hy Grade Planting Mix in Harbor City, roughly 0 miles away. 147 suppliers sit within a 25-mile radius of this yard.

If this yard is short on what you need, the suppliers listed below carry overlapping inventory and will often deliver into the same area.

Buying topsoil in Harbor City

We list 2 bulk suppliers in Harbor City and 1,411 across California, spread over 365 cities and towns.

Bulk material pricing is intensely local. Trucking is a large share of the delivered cost, which is why a nearby yard usually beats a cheaper one further out once the full quote lands.