Pots have a reputation for being the thing you grab last and regret first, some flimsy plastic circle from the garden aisle that cracks after one winter, and honestly, for a lot of pots on the market, that reputation is earned. But a good one, the kind with real weight to it, changes how a whole porch or balcony feels, and I've come around on them more than I expected to.
Where pots go wrong is almost always about the wrong material for the wrong job. Thin ceramic cracks the first hard freeze it sits through outside, so if you're leaving something out in a real winter, you want concrete, stone composite, or a glazed stoneware rated for it, not a pretty thrifted thing that was clearly meant to live indoors. Unglazed terracotta is lovely and breathes well for plants that hate wet feet, but it's porous, which means it dries out fast in summer heat and needs more watering than you'd think, and it stains with mineral deposits over a season or two, which some people love and some people find looks neglected. For color, I've never gone wrong with plain terracotta, charcoal, or a soft warm white, they sit quietly next to whatever greenery you put in them instead of competing with it. Glossy jewel tones look great in a shop and then clash with literally everything you own.
Sizing is where most people, myself included at one point, get it embarrassingly wrong. The instinct is to buy small because the pot looks big enough in the store, and then the plant outgrows it in one growing season and you're repotting in a panic. A good rule is to go up about two inches in diameter from the nursery pot the plant already lives in, not more, roots need room but they don't need a swimming pool, and too much extra soil around them holds water and rots them out. For anything you want to leave outside for a few years, check the drainage hole situation before you buy, not after, and measure your doorway or stairwell if it's heavy stone or concrete, because I have watched a neighbor's beautiful fifty pound planter get stuck sideways on a landing and it was not a short conversation getting it unstuck.
The difference between a pot that lasts and one that disappoints usually comes down to the glaze and the base. A well made ceramic pot has an even, thick glaze with no pinholes, a solid foot that won't chip on concrete, and a drainage hole that's actually big enough to work, not a decorative afterthought. Cheap ones feel light and thin walled for their size, which tells you the material got cut somewhere.
Whatever you choose, lift it and check underneath before winter so trapped water doesn't freeze and split it.