Good questions, short answers.

Often you can keep a few plants in movable containers, but permission and building rules vary. Check your lease and ask about planter weight, railing attachments, façade changes, runoff, and access before installing anything.

Use the building-rules checklist.

A conservative starting point is one manageable container sitting on the balcony floor with a tray beneath it. Add only stable, freestanding pieces that do not block a drain, doorway, or required path. No-drill does not automatically mean safe or permitted.

Read the no-drill setup guide.

Do not hang a planter over the outside of the rail. Use any railing-mounted item only if your building explicitly allows it and the product is designed for the exact rail; keep it on the inside and follow all load and installation limits.

Ask about railing rules first.

Very low-light spaces are better suited to foliage than fruit. In brighter shade or part sun, try a small pot of leafy greens or a suitable herb. Crop needs depend on variety, season, and local climate, so begin with one test plant.

Match plants to your sunlight.

There is no reliable fixed schedule for every pot. Check the growing mix and water when the plant needs it. Heat, wind, container size, and plant type all affect how quickly a pot dries. Catch runoff and keep balcony drains clear.

See the container-watering guide.

Check your lease and building guidance. Rules may cover weight, anything attached to or leaning against the façade, railings, wind-catching screens, shared areas, and safe access. Ask the property manager if the rule is unclear.

Read the windy-balcony guide.