The Begonia prismatocarpa 'Starter Plug' prefers warmth and high humidity. Unlike many other begonias, the soil doesn't need to be constantly moist; the plant stores water in its caudex and thickened leaf stalks. This makes it an easy-to-grow tropical begonia that requires little maintenance—ideal for terrariums and indoor collections . The Begonia prismatocarpa is a hardy, low-maintenance variety that thrives in warm, humid conditions. Water: Keep the soil slightly moist, but not soaking wet. Its caudex and thick leaf stalks allow the plant to temporarily store water. For more information about this Araflora plant, see the care symbols below .
- Light: Place in a spot with bright, indirect light. Avoid direct sunlight to prevent leaf burn. 
- Temperature: Ideally between 20–25°C; below 15°C growth will slow.- Humidity: Maintain a humidity of 70–90%, which makes a terrarium the perfect environment.- Substrate: Use an airy mixture of peat, perlite and a little bark – well-draining but slightly moist.- Feeding: Give a weak dose of houseplant food once a month during the growth period.- Maintenance: The plant grows slowly and requires little pruning. Remove dead leaves or flowers to prevent mold.
Tip: Thanks to its compact growth, Begonia prismatocarpa is perfect as a foreground plant in a tropical terrarium or as a subtle accent on a light windowsill.

The Begonia prismatocarpa ‘Starter Plug’ loves warmth and high humidity. Unlike many other Begonias, this species can store water in its caudex and thick stems, so the soil can be allowed to dry out slightly between waterings — making it an easy-care tropical Begonia for terrariums and indoor collections.