Outdoor Tips

guide to choosing which material to use in your yard

River Rock, Decorative Stone, or Mulch? Here’s What We Usually Tell People.

Outdoor Tips

Almost every week, someone comes into our yard, looks around for a minute, and then says something like this: “I…

The Summer Yard Reset: 5 Weekend Projects That Make a Big Difference

Outdoor Tips

Featured Snippet You do not need to redesign your entire yard to make it feel better this summer. Some of…

enriched topsoil product held by someones hand, best soil for landscaping

What Is the Best Soil for Your Landscaping Project?

Outdoor Tips

Are you choosing the best soil for your landscaping project… or just ordering whatever is available? Topsoil is the foundation…

keystone landscape supply has two locations in Kutztown PA and Hamburg PA

New Location: Find Keystone Landscape Supply Along Route 61 by Deer Lake

Outdoor Tips

Keystone Landscape Supply is relocating from Hamburg PA north on Route 61 next to Deer Lake. The new 35+ acre…

backyard garden and plant boxes covered in a layer of snow, winter weather damage to hardscape

How Winter Weather Damages Your Hardscape – and How To Prevent It

Outdoor Tips

Updated January 2026 Winter weather damages hardscapes by forcing water into small cracks and joints, where freezing temperatures cause expansion,…

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Keystone Landscape Supply, formerly known as A. R. Adam and Son, proudly services and delivers landscaping supplies to residential and landscaping supplies for commercial customers. We offer a vast selection of premium mulch, topsoil, decorative stone, construction stone, boulders, tile supplies, natural stone, pool sand, play sand, construction sand, mason sand for sandboxes and more supplies for pickup or delivery! Keystone has everything you need for all of your landscaping supply needs. We offer our products to individuals looking to spruce up the backyard in and around Hamburg PA, as well as Leesport PA and Kutztown PA. We also offer landscaping supplies to contractors and landscapers. Not as close as you hope or ordering a lot of landscape materials? No problem, we deliver! And if you only need a little bit of stone, mulch, sand or topsoil, we have most small order products in bags for purchase at our Hamburg location today.

Keystone Landscape Supply, formerly known as A. R. Adam and Son, is located at 1509 Centre Turnpike #61, Orwigsburg, PA 17961 and a delivery location in Kutztown. Our Hamburg phone number is (610) 562-8662. Email Keystone anytime at landscaping@keystonelandscapesupply.com. Leave us a review on Google and follow us on Facebook.