盛夏酷暑,不少花卉都经受不住高温的煎熬,处于休眠或半休眠状态。夏堇却不畏炎热,不仅茎叶繁茂,还绽放出密集如云的花朵,成为点缀夏季景色的重要花卉之一。夏堇(Torenia fournieri)是玄参科蓝猪耳属一年生草本花卉,原产亚洲热带地区,植株丛生,茎四棱,高20～30厘米,多分枝,盆栽株冠大多成半球形。叶对生,长心形,叶缘有锯齿,叶 Summer heat, many flowers are unable to withstand the heat of suffering, in a dormant or semi-dormant state. Summer sweet but fearless hot, not only lush stems, but also bloom out of dense clouds of flowers, summer flowers become embellishment of one of the important flowers. Torenia fournieri (Scrophulariaceae) is a genus Scrophulariaceae annual herb flowers, native to the tropical region of Asia, the plant clusters, stems and four corners, 20-30 cm high, mostly branched, most of the potted canopy hemispherical. Leaves opposite, long heart-shaped, leaf margin serrated, leaves