Joe Bagley - THE HOUSEPLANT DOCTOR™ on Instagram: "How to Grow Oxalis Triangularis indoors! • ☀️ Provide a bright location with an hour of either morning or evening sunlight throughout the year. Settings that boast overhead lighting are at an advantage for better rates of growth (windowsills, grow lights, conservatories, etc.). 💦 Water once the top third of the soil dries out, reducing this further in the autumn and winter months. Prevent droughts of any length throughout the growing periods. ☁