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African Violet

Streptocarpus ionanthus

Also called Usambara Violet

In Singapore: African Violet, 非洲堇, 非洲紫罗兰 (Grown in Singapore)

African Violet
Photo: M. S. del. ( = Matilda Smith, 1854-1926), J. N. Fitch lith. ( = John Nugent Fitch, 1840–1927) Description by Joseph Dalt, Public domain

Streptocarpus ionanthus is a small rock-dwelling species from Tanzania, often sold as Usambara Violet or called an African violet, though it is a Streptocarpus rather than true Saintpaulia. It grows best with bright, indirect light and moist but well-drained soil, and is grown as a houseplant.

Family
Gesneriaceae (African violet family)
Light
Bright indirect
Water
Water when the top of the potting mix begins to dry, avoiding wet leaves and crowns.
Soil
Fast-draining African violet or gritty peat-and-perlite mix.
Temperature
18–26 °C; protect below 10 °C
How easy
Moderate
Safety
Not toxic to cats or dogs (ASPCA).
Native range
E. & SW. Tanzania
Climate
seasonally dry tropical

About

Streptocarpus ionanthus (synonym Saintpaulia ionantha) is a species of Streptocarpus in the section Saintpaulia, commonly known as an African violet. It is native to eastern and southwestern Tanzania.

Other Streptocarpus plants

Streptocarpus sect. Saintpaulia · Streptocarpus glandulosissimus · Streptocarpus goetzeanus · Streptocarpus inconspicuus · False African Violet · Cape primrose

[Contains information from Leaf Area Index (LAI) and Heritage Trees from data.gov.sg (National Parks Board), made available under the terms of the Singapore Open Data Licence version 1.0]

Text excerpted from the Wikipedia article Streptocarpus ionanthus 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.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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