Big on ideas but short on space? Maximize your yard's potential by growing up — not out — with vertical gardening. Long a staple in Europe, vertical gardening is blooming among U.S. landscapers, ...
insider.si.edu: Vertical gardening : grow up, not out, for more vegetables and flowers in much less space / text and photograph by Derek Fell
Vertical gardening : grow up, not out, for more vegetables and flowers in much less space / text and photograph by Derek Fell
The Dispatch / The Rock Island Argus: Grow up! Maximize space with vertical gardening
Growing upward instead of outward might just be one of the simplest ways to grow smarter. Vertical gardening encourages your plants to climb instead of sprawl, which saves space, reduces pests and ...
Remember that fairy tale about Jack and the Beanstalk? It’s probably the most famous example of “growing up” or vertical gardening. “Growing up” expands your garden’s potential because growing ...
If x and y are horizontal, z is vertical; if x and z are horizontal, y is vertical. The words horizontal and vertical are generally used in a planar (2-dimensional) sense, not spatial (3-dimensional). Which is the reason you may not find a word corresponding to the third dimension along with horizontal and vertical.
This would answer the original title of the question, which only specified synonyms for "horizontal" and "vertical" -- they're all directions. There can be many cells that are orthogonal, but not necessarily neighboring/touching.
Is there one word for both horizontal or vertical, but not diagonal ...