Light is crucial for these plants, bright and continuous light should be provided to them. Otherwise, they lose their leaves at a drastic rate. It shouldn’t be placed indirectly in sunlight unless you are living in an extremely cold country. It should get light for about 8 to 10 hours a day. If your plant is striving in one place don’t move its position as it is found that their growth rate declines when their position is changed.
This plant requires a lot of humidity to strive. Especially when the plant is small and at its early ages, it is preferred to put the plant in a humidity dome. The plant has a better chance of survival in this dome. It will take at least 3 to 4 weeks for a cutting of a plant to grow roots if it is placed in the dome. The plant should to taken out of the dome when it has about 7 to 11 healthy leaves on it, not before that. Even after getting it out of the dome the plant should be kept in that part of the room where there is abundant humidity. If a humidifier could be arranged the plant would grow new and strong leaves at an exponential rate.
Temperature is also very important for the plant’s survival indoor temperature is fine in the summer season but in winter plants should be placed in that part of the house that has a temperature above 55 Fahrenheit. For this purpose, the help of a thermostat could be used if you lie in really cold places.
A diluted houseplant fertilizer is used for ficus triangularis variegata. Although, the requirement of fertilizer for this plant is less than any other plant it is very important to fulfill it. For example, every other plant requires a mixture containing half teaspoon of the fertilizer and six glasses of water while this plant only requires one-fourth of the said fertilizers. The timing to fertilize the soil is also very important as it should be fertilized every four to six weeks in the time of summer and every ten-week after that. The best time to fertilize variegated ficus triangularis is when new leaves are growing in it.