Mimosa pigra is a thorny, woody shrub from tropical America that has become a serious invasive weed across the tropics, forming dense, impenetrable thickets in wet areas. It is grown outdoors in warm climates rather than as a houseplant, and it is best kept out of gardens.
Family
Fabaceae (Pea & bean family)
Grows as
Tree, Shrub
Light
Full sun
Water
Thrives in moist soil, floodplains and river banks, and germinates when soil is moist but not flooded.
Soil
Tolerates a wide range of soils, from black cracking clays to sandy clays and coarse river sand.
Temperature
Favours wet tropical climates; protect below 10 °C.
How easy
Easy
Native range
Trop. & Subtrop. America
Climate
seasonally dry tropical
About
Mimosa pigra, commonly known as the giant sensitive tree (pigra = lazy, slow), is a species of plant of the genus Mimosa, in the family Fabaceae.
The genus Mimosa (Mimosaceae) contains 400–450 species, most of which are native to South America. M. pigra is a woody shrub native to tropical America but which has now become widespread throughout the tropics. It has been listed as one of the world's 100 worst invasive species and forms dense, thorny, impenetrable thickets, particularly in wet areas.
Where it grows
Mimosa pigra is native to tropical America, where it occurs in a wide belt extending from Mexico through Central America to Northern Argentina.
Text excerpted from the Wikipedia article Mimosa pigra 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.