千葉大学東葛キャンパス植物データベース

属名の詳細: Wigandia Kunth [2744]

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科名: Boraginaceae

科の和名: ムラサキ

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原生地・分布（英語）: trop. America

説明（英語）: Genus of 5 species of evergreen, upright to spreading perennials, subshrubs, shrubs, and small trees occurring in woodland and roadsides in tropical USA, Central America, and South America. They are cultivated for their flowers and foliage. The large, alternate, simple, oblong to broadly ovate, toothed leaves are covered in stinging hairs. Tubular-based, bell-shaped, usually lilac to violet flowers, with 5 broad, wide-spreading lobes, are borne in terminal panicles. Where temperatures fall below 5-7°C (41-45°F) in winter, grow in a cool or temperate greenhouse or use as annuals for summer bedding. In milder regions, grow as specimen plants. Contact with foliage may aggravate skin allergies.

耐寒性（英語）: Frost tender.

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繁殖（英語）: Sow seed at 13-18°C (55-64°F) in spring. Take greenwood cuttings in early summer.

病害虫（英語）: Red spider mites may be troublesome under glass.

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更新情報: 作成: 2010-06-04 18:58; 更新: 2020-07-05 11:42

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