At three in the morning the cabinet hums. Not loudly — a glass fan turning at a quarter of its rated speed, a small ultrasonic fogger pulsing every fourteen minutes, the click of a thermostat deciding nothing needs to change. Behind the doors, a half-grown Philodendron luxurians pushes a leaf that is, at this hour, the color of wet asphalt and will be black-green by breakfast. The room around it is sixty-five percent humidity and falling. The cabinet is eighty-five and steady.
Across the apartment, an IKEA Milsbo holds court next to a four-foot grow tent zip-tied to a closet shelf. Both contain velvet aroids. Both work. They do not work the same way, and they do not work for the same plants, and pretending otherwise is how people lose a Philodendron spiritus-sancti to root rot or a verrucosum to spider mites in February. The choice between cabinet and tent isn't aesthetic. It's a decision about what kind of microclimate you can actually maintain, and what you're willing to give up to maintain it.