These plants need the short day-length of winter in order to produce flowers. Allow to dry somewhat in winter. Use a good, well draining potting soil when potting these plants.
Hairy Columnea Columnea hirta. Give the plants constant, fairly high humidity. A humidifier remains the most effective means of increasing moisture.
These insects suck the sap and make the brittle leaves. Place the plant in fresh potting soil when repotting for maximum success.
The leaves are stunted growth is puny and the plant does not flower. They are almost always grown in a basket to display their trailing flower stems. Columnea or goldfish plant is intolerant of frost; these are house or greenhouse plants outside the subtropics.