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Cestrum diurnum
Also called Wild jasmine, Day Flowering Jessamine, Day Queen, Day Blooming Cestrum, Day Cestrum, Day Jasmine, Inkberry
In Singapore: Day Jessamine, Day Cestrum, China Inkberry (Grown in Singapore)
Day jessamine is a fast-growing, evergreen woody shrub with clusters of white, sweet-scented flowers that open in the day and release their scent then. It is widely grown for screens and borders in warm, frost-free climates and is easily grown from seed.
Cestrum diurnum is a species of Cestrum, native to the West Indies. Common names include day-blooming cestrum, day-blooming jessamine, and day-blooming jasmine. Also known as Din ka Raja (king of the day), in Urdu and Hindi. The scent of this quick-growing and evergreen woody shrub, often used for screens and borders, is released by day. Cestrum diurnum is easily propagated from the seed, which it produces in abundance.
Cestrum diurnum is one of only three rangeland plants known to contain glycosides of the vitamin D metabolite 1,25-dihydroxycholecalciferol a.k.a. 1,25-OHD3. Consumption of glycosides of 1,25-OHD3 by grazing animals leads to a vitamin D toxicity resulting in calcinosis, the deposition of excessive calcium in soft tissues.
A native of the West Indies, it is widely cultivated in gardens throughout India.
Leaves of Cestrum diurnum are reported as a sources of vitamin D3. Aerial parts are also reported to have cytotoxic and thrombolytic activities.
Orange jessamine · Purple cestrum · Night jessamine · Chilean jessamine · Jessamine
[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 Cestrum diurnum 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.
