Balcony plants in hot cities are not hallway plants. Afternoon sun, wind tunnels, and hot stone dry mix far faster than a living room. Calathea and thin humidity lovers do not belong here.
Face the Exposure Honestly
South and west balconies in summer are brutal: geraniums, rosemary, lavender in large pots, cactus and tough succulents, some ornamental peppers. East is gentler and can hold basil in spring. A north balcony is closer to low light than to a sun terrace.
Do not move monstera or variegated pothos from a room into midday sun overnight. Harden off in shade, then brief morning sun. Compare indoor light with the light guide.
Water and Wind
Check soil daily, but do not water daily unless it is actually dry. Terracotta in wind can be thirsty at noon and still wet at night. Heavy pots and stable saucers prevent tip-overs. See pots. Travel is riskier on a balcony: while away.
Soil, Heat, Winter
Drainage is mandatory because sudden rain fills pots. Light mix: soil. In a cold winter, move tender plants inside; indoor winter notes: winter care. Windowsill herbs are growing herbs indoors, not this sun-baked list.
Log It in Jaliz
Mark location outdoor and light full sun so reminders are shorter than indoor ones. Balcony pests (aphids, mites) are not the same as indoor fungus gnats: pests.
Emergency Shade at Midday
Even heat-proof plants can wilt at noon with moist soil; that is heat stress, not drought. Temporary shade or moving the pot east for a few hours saves leaves. Watering hot foliage at noon spots the leaf; water early morning or evening.
Balcony Mix Goes Hungry Faster
Rain and frequent watering leach nutrients. A dilute monthly feed in the growing season is enough; ease off in a heatwave when roots are stressed. If water sits after a downpour, lighten the mix with perlite instead of blocking the hole with rocks.