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Broadleaf false buttonweed

Spermacoce ovalifolia

Broadleaf false buttonweed is a small annual herb from tropical America, typically about 30 cm tall, with tiny flowers in dense clusters. It is a wild weedy plant rather than a garden ornamental, and it grows fast from seed in warm, seasonally dry conditions.

Family
Rubiaceae (Coffee family)
Grows as
Annual
Light
Full sun
Water
Water moderately while establishing, then let the soil dry between waterings.
Soil
Well-drained, average garden soil or light sandy loam.
Temperature
18–35 °C; protect below 10 °C.
How easy
Easy
Native range
Mexico to Trop. America
Climate
seasonally dry tropical

About

Spermacoce ovalifolia, the broadleaf false buttonweed, is a species of plants in the Rubiaceae. It is native to Mexico, Central America, parts of the Caribbean (Cuba, Puerto Rico, Haiti, Trinidad, and the Windward Islands), and South America (Venezuela, Colombia, Ecuador, Peru, Bolivia, Brazil, Paraguay).

Spermacoce ovalifolia is an annual herb about 30 cm tall. Leaves are ovate, up to 4 cm long. flowers are very small, in dense axillary clusters.

Other Spermacoce plants

Winged false buttonweed · Spermacoce brachysepala · Smooth false buttonweed · Spermacoce keyensis · Spermacoce neoterminalis · Prostrate false buttonweed · Prostrate false buttonweed · Woodland False Buttonweed · Shrubby false buttonweed · False buttonweed

Text excerpted from the Wikipedia article Spermacoce ovalifolia 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.

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