Parterre vs Topiary
パルテール（刺繍花壇） / トピアリー
Both sit in Garden Styles, so the question is not what they belong to but how they behave. One is layout and the other technique. They are reached for with some of the same intent, which is where they get confused.
Parterre
A flat bed in which clipped box embroiders arabesques into the ground. It was designed to be looked down on from the floors above, turning the ground into ornament and gardening into graphic design.
Topiary
Plant sculpture made by clipping evergreens into geometry and animals. Because decades of growth belong to the design, no sculptural technique is slower.
| Parterre | Topiary | |
|---|---|---|
| Era | 17th century– | Roman era– / 17th century peak |
| Family | Garden Styles | Garden Styles |
| Kind | Layout | Technique |
| Cues | Box arabesques / Gravel and turf as ground colors / Made for the view from above / Symmetrical development | Clipped geometry / Beasts and emblems / Evergreen density / Decades as working time |
| Best used for | Designing a forecourt that will be seen from upper floors or a stair · Laying a pattern at an institutional entrance that holds all year | Giving a garden an evergreen backbone that survives leaf fall · Answering the axis of a gate or terrace with architectural geometry |
| Type | Keep the arabesque one constant width, set its crossings first | Only evergreens that rebud densely after cutting, yew and box |
| Composition | Develop symmetrically about the axis, close with a single border | One form standing alone, or identical forms at equal intervals |
| Material | Clipped box as line, gravel, turf and sand as ground colors | Two clippings a year, young growth guided by frames |
| Caution | Placed where nobody can look down on it, the pattern never reads and only expensive clipping remains, its point entirely lost. | An ambitious animal abandoned mid training loses its outline, the figure stops reading, and only the missed clipping shows. |