Landscape lighting is the lighting that stands out in the yard and aims back — fixtures in the beds, in the ground, up in the trees, lighting the house, the planting, the stone and the paths from outside rather than from the building.
That is the whole difference, and it is the reason the results look nothing alike. A light on the wall washes the wall flat. A light on the ground twelve feet out, aimed up, rakes across the same wall and gives it texture, shadow and depth — you see the stone, the brick courses, the shape of the eave. The house stops being a dark block with lit windows and becomes the thing people look at.
The techniques are few and they do different jobs.
- Uplighting. A fixture at the base aiming up a trunk or a wall. On a mature tree this is the highest-value fixture on most properties — one light turns a tree you cannot see at night into the main feature of the yard.
- Grazing. The same idea but close in and steeply angled, so the beam skims a textured surface. On flagstone, a boulder wall or rough brick it brings out everything the texture is doing.
- Path lighting. Low fixtures spilling a pool of light downward along a walk. These are the ones people buy first and overbuy — spaced too close they look like a runway. Spaced properly they mark the route without being the thing you look at.
- Downlighting from a tree. A fixture up in the canopy aiming down, so the light comes through the branches onto a patio or a lawn the way moonlight does. It is the most natural-looking light in the catalog and the one almost nobody asks for by name.
The rule that governs all of it is that you should see the light and not the fixture. A visible bulb is glare, and glare kills everything the rest of the system is doing — one badly aimed fixture undoes a whole design. That is also why aiming is not a one-time event. Plants grow into a beam and a tree that was lit beautifully in year three is lighting its own foliage by year six, which is a ten-minute adjustment and not a new system.
It is low voltage — twelve volts from a transformer, buried cable, no exposure to anything dangerous in the yard — which means it goes in without tearing the place up. A trencher slit through turf is closed over in a week. Most systems are in over a day or two on a finished landscape.
Where it does get decided is the parts nobody sees. Brass and copper fixtures age and keep working. Thin-wall aluminum and plastic fail at the lens seal and the socket, usually in the second or third winter — which is after anyone is still thinking about who installed them, and it is why cheap systems look like a bargain for exactly one season. Wire gauge and transformer sizing decide whether the far end of a long run is as bright as the near end. And connections buried in ground that freezes and thaws every spring are the other failure point, which is a question of how they were made rather than what they cost.
For the fixtures on the building itself — entries, soffit, the garage, security — see exterior lighting. Most properties end up with both, doing different jobs.