A tropical shrub or small tree in the Melastomataceae family, grown mainly for its long-blooming purple flowers and ornamental foliage. It thrives in warm, sunny conditions with acidic, well-drained soil and is sensitive to frost.
Family
Melastomataceae (Melastomat family)
Grows as
Tree
Light
Full sun, Part shade
Water
Water regularly with average amounts and let the top of the soil dry slightly between waterings; avoid waterlogging.
Soil
Acidic, well-drained soil or potting mix.
Temperature
Warm, tropical conditions; avoid frost. Can handle brief sub-freezing spells, but prolonged cold damages leaves and stems; protect below 0 °C.
How easy
Moderate
Native range
Bolivia, SE. & S. Brazil
About
Pleroma granulosum, synonym Tibouchina granulosa, is a species of tree in the family Melastomataceae. It is also known as purple glory tree or princess flower. It is native to Bolivia and Brazil. Because its purple-flowers bloom for most of the year, this tree is often used for gardening in Brazil, where is known by the name quaresmeira.
How to grow it
Considered as one of the most ornamental species of the tropical flora for the foliage as well as for the abundant flowering, which lasts from spring to late autumn, it is widely cultivable in the tropical and subtropical climate zones.
This tree can grow up to 10 metres in height (32.81 feet) and needs good drainage acidic soil for flowering. The use of an acid fertilizer is recommended. It will grow in full to partial sun, needs average water, and below freezing temperatures should be avoided.
Text excerpted from the Wikipedia article Pleroma granulosum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.