Princess flower (Tibouchina urvilleana) is a stunning broadleaf evergreen native to Brazil, perfect for tropical and subtropical gardens. Celebrated for its beautiful purple flowers and soft, hairy ...

Years ago the director of horticulture of the Smithsonian Museum in Washington, D.C., shared a plant with me that had large purple flowers and was called Princess Flower. It thrived, but in my ...

Question. The top of a tibouchina in our landscape was damaged by the cold. How far can the shrub be pruned back? Answer. Like many cold-sensitive plants tibouchina, also known as the princess flower ...

Q: Our Tibouchina urvilleana tree appears to be distressed this year. The leaves have been much smaller than usual. The purple flowers seem to be about average size, but not the leaves. We’ve tried 20 ...