Syringa Syringa Syringa (lilac) is a genus of 12 currently recognized species of flowering woody plants in the olive family (Oleaceae), native to woodland and scrub from southeastern Europe to eastern Asia, and widely and commonly cultivated in temperate areas elsewhere. The genus is most closely related to "Ligustrum" (privet), classified with it in Oleaceae tribus Oleeae subtribus Ligustrinae. Lilacs are used as food plants by the larvae of some Lepidoptera species including copper underwing, scalloped oak and Svensson's copper underwing. They are small trees, ranging in size from tall, with stems up to diameter. The leaves are opposite (occasionally in
The Alnwick Garden as architectural landscaping, topiary and decorative gates. A garden featuring intoxicating and poisonous plants was added in February 2005. Species of the Poison Garden include "Strychnos nux-vomica" (source of strychnine), hemlock, "Ricinus communis" (source of harmless castor oil but also deadly ricin), foxglove, "Atropa belladonna" (commonly called Deadly Nightshade")", "Brugmansia" and "Laburnum". The mission of the Poison Garden also includes drug education, with featured plantings of cannabis, coca and the opium poppy "Papaver somniferum". The Alnwick Garden The Alnwick Garden is a complex of formal gardens adjacent to Alnwick Castle in the town of Alnwick, Northumberland, England. The gardens have