Close-up of Deckorators Jumbo Gray Landscape Rock #color_gray-rock

Deckorators Gray Jumbo Artificial Landscape Rock with Stream Behind it #color_gray-rock

Array of Deckorators Artificial Landscape Rocks to Show Sizes #color_gray-rock

Deckorators Composite Jumbo Landscape Rock showing dimensions #color_gray-rock

Deckorators Jumbo Artificial Landscape Rock in Gray Set in in Grass #color_gray-rock

Deckorators Artificial Landscape Rocks Size Comparison #color_gray-rock

Deckorators Gray Jumbo Artificial Landscape Rock Set by Trees #color_gray-rock

Deckorators Jumbo Artificial Landscape Rock Covering Tree Stump #color_tan-rock

Close-up of Deckorators Jumbo Tan Landscape Rock #color_tan-rock

Array of Sizes of Deckorators Artificial Landscape Rocks: Large, X-Large, Jumbo #color_tan-rock

Woman Kneeling by Deckorators Jumbo Artificial Landscape Rock to Show Size #color_tan-rock

Deckorators Jumbo Artificial Landscape Rock in Flowers #color_tan-rock

Deckorators Jumbo Artificial Landscape Rock in Landscape #color_tan-rock

Deckorators Jumbo Artificial Landscape Rock in Mulch #color_tan-rock

Jumbo Landscape Rock

Color: Gray Rock

Gray Rock Tan Rock

Size: 28" L x 19" W x 20" H (actual dimensions)

28" L x 19" W x 20" H (actual dimensions)

Product variants

Deckorators® largest landscape rock is ideal for concealing septic covers, irrigation control boxes, sewer cleanouts, and tree stumps while providing a natural look for your outdoor space. Constructed from durable fiberglass composite and coated with UV-resistant paint, this lightweight yet stable rock requires no staking and features an irregular shape and blended color for a realistic appearance.

Available Options

Gray Rock in 28" L x 19" W x 20" H (actual dimensions)
Tan Rock in 28" L x 19" W x 20" H (actual dimensions)

Product Details

This composite landscape rock offers a durable, realistic solution for concealing outdoor eyesores. Its lightweight design allows for easy installation without the need for staking.

Hollow design – Perfect for covering septic covers, irrigation boxes, and tree stumps
Lightweight and durable – Ideal for DIY projects
Sturdy construction – Fiberglass composite with UV-resistant finish for long-lasting use
Realistic appearance – Shape and color variations blend naturally into outdoor spaces
Stable design – Curved shape resists wind movement
Peace of mind – 5-year limited warranty
Dimensions – 28" L x 19" W x 20" H | Weight: 13 lbs

Visit our Installation Instructions page to view our technical documents.

Find Jumbo Landscape Rock answers here, or visit our frequently asked questions page for answers to more general questions.

Can I drill into the composite landscape rocks? If so, what type of drill bit should I use?

Our rocks can be easily drilled for wires or hoses using standard drill bits.

Are these rocks hollow?

Yes, these artificial landscape rocks are hollow. They are designed to cover and hide unsightly areas in your yard. We offer a variety of sizes to cover wellheads, tree stumps, irrigation equipment and more.

Will the artificial landscape rocks stay stable in high winds?

Yes, these rocks feature a curvilinear shape for wind resistance.

Can I sit or stand on the artificial landscape rocks?

Yes. These artificial landscape rocks are strong enough for a grown adult can sit or stand on.

Will the landscape rocks fade?

Our rocks are coated with a long-lasting, UV-protected finish for superior fade resistance. We offer a 5-year limited warranty that covers fading and manufacturing defects.

What are some other uses for the landscape rocks?

Yes, use them as part of your landscaping! Our artificial landscape rocks look so real, they are an excellent substitution for real landscape rocks. They are much lighter than real rocks, making them easy to move for casual landscapers.