Landscape Boulders
Also known as: boulders, feature rock, accent boulders
Landscape boulders are large natural stones — from one foot to several feet across — used as focal points, retaining features, seating and slope anchors. They are sold individually or by the ton.
In simple terms
Boulders are the big statement rocks that anchor a landscape design. A single well-placed boulder can become the centerpiece of a bed, while a group can build terraces, borders or natural seating.
In depth
Boulders are categorized by approximate dimension or weight class and by stone type (for example moss rock, granite or basalt). Design practice is to bury the bottom third for a natural, stable look and to vary sizes and groupings rather than line them up evenly. Larger boulders require equipment to place, so delivery and a placement plan matter. Their mass also makes them effective on slopes to anchor soil and break up runoff.
Why it matters
Boulders provide the vertical scale, permanence and natural focal weight that smaller materials cannot — they make a xeriscape or rock garden read as designed rather than empty.
Common mistakes
- Setting boulders fully on top of the soil so they look "dropped"; bury the base for a natural, stable placement.
- Spacing same-size boulders evenly, which looks artificial — vary size and cluster them.
Examples & uses
- Focal-point accents in front yards and rock gardens.
- Natural seating and slope anchors.
- Borders and grade transitions paired with cobbles.