Six weeks to move out and a planted wall to undo. The order that leaves the least trace, and the two problems that are not fixed by filler.
Six questions that settle it, in an order that means you can usually stop after two. Then you can ignore half the advice on this subject for good.
The rating is real and it describes a dry, static load on a prepared surface. A planted system is none of those three things, and here is why each one matters.
What actually goes between a planted wall and your paint, why an air gap does more than a barrier, and what a waterproof backing claim does and does not cover.
Every anchor packet claims a big number. Here is what that number was measured on, why a watered planter is a different load, and where the guessing has to stop.