草本花卉常与草坪、乔灌木等植物相互搭配,在城市园林绿化中广泛应用,构成独特的城市景观。而蓝色草本花卉能以其清新、淡雅、浪漫的风格,给炎热的夏季带来清爽的凉意,成为园林设计新宠。矢车菊矢车菊为菊科矢车菊属一年生或二年生草本植物,高30~70cm,茎枝灰白色。叶长椭圆状倒披针形、披针形或线形。头状花序多数或少数在茎枝顶端 Herbal flowers and lawns, often with shrubs and other plants with each other, widely used in urban landscape, constitute a unique urban landscape. The blue herbaceous flowers with its fresh, elegant, romantic style, to bring a cool refreshing cool summer, a new favorite garden design. Cornflower Cornflower Cornflower Cornflower is an annual or biennial herbs, high 30 ~ 70cm, stems and branches gray-white. Leaves oblong-oblanceolate, lanceolate or linear. The majority or few of flower heads are on the top of shoots