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Greenspot nightshade

Solanum douglasii

Also called Green Spot Nightshade

Greenspot nightshade
Photo: Copyright by Curtis Clark, licensed as noted, CC BY-SA 2.5

Greenspot nightshade is a perennial herb or subshrub of western North America, reaching about 2 metres, grown mainly for its star-shaped white flowers and black berries. It needs full sun or part shade and well-drained soil, and it thrives in dry, warm conditions.

Family
Solanaceae (Nightshade family)
Grows as
Shrub
Light
Full sun, Part shade
Water
Water deeply but let the soil dry out between waterings.
Soil
Well-drained, sandy or gritty soil.
Temperature
15–30 °C; protect below 0 °C
How easy
Easy
Safety
Toxic: Berries and other parts contain solanine-type alkaloids and are harmful if eaten; many plants in the genus are toxic.. Toxic to cats and dogs (ASPCA).
Native range
California to W. Texas and Nicaragua, Clipperton I.
Climate
subtropical

About

Solanum douglasii is a North American species of plant in the family Solanaceae known by the common name greenspot nightshade.

Where it grows

It is native to the northern half of Mexico and the southwestern south-central United States. Its habitat includes scrub and woodland.

Uses

Many species in the genus are toxic. Native Americans used the juice of the berries medicinally, and the Luiseño used it as dye for tattooing.

Other Solanum plants

Dwarf Tamarillo · Solanum acaule · Sodaapple nightshade · Ethiopian nightshade · American black nightshade · Solanum arcanum · New Zealand nightshade · Solanum berthaultii · Tamarillo · Solanum brevicaule · Solanum cajanumense · Bitter Apple

Text excerpted from the Wikipedia article Solanum douglasii 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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