On a balcony the constraints pick the structure, not the other way round. Wind, water, permission and reach, before you choose anything to buy or build.
Pick the wall by watching its light, identifying what it is built from, checking what sits underneath, and confirming you are allowed to touch it.
Five decisions change when a vertical garden moves indoors: runoff, wall barrier, load path, light and materials. The rest of the build carries over.
Going vertical reliably recovers floor area. Whether it raises yield is a separate claim. Here is the honest trade, without the 10x marketing figure.
Build a vertical garden in a small space the wall-safe, renter-safe way: check load limits, protect the wall, then pick structure and plants.
Vertical gardening means a structure holds growing weight off the floor. Here is the test, the three structure families, and where the boundary sits.
