Flower Database

Sunflower

Basic information
Flower Name
Sunflower
Formal Name
Helianthus annuus l.
Alias
Sunflower, Common Sunflower, 向日葵
Habitat
North America
Morph
annual grass
Comment
Grass is a year of big yellow flowers, summer flowers in cheerful Chrysanthemum of sunflower, sunflower (scientific name:Helianthus annuus l.) is native to North America. Sunflower florets and flower heads from a long stalk head flowers consisting of tubular flowers. Rayed flowers with yellow whippers in the outermost flower is tubular flowers (flowers) are dark in the middle. Flowers from the outside continue to bloom inside. Speaking of sunflower (regardless of sunflower in normal subjects), rear view of sunflower stem hits the human head has many pictures for the front (table) is a thick, strong, lovely. Sunflowers are usually high tall high bloom, the giant wheel is many varieties, but tall low flower diameter various horticultural varieties such as the small circle of dwarf varieties are grown. Focus on seeds and flowers or vegetable oils of sunflower, eating seeds and herbal ingredients. Flower hime himawari. hime himawari. is well branched, give a lot of flowers. Slightly more than flower diameter smaller than the sunflower, is a delicate-looking variety.
Common name: Sunflower , Scientific name:Helianthus annuus L. , Other name:Common Sunflower , nitilinthau (Sun grass), common Sunflower (fire truck), Origin: North America, Grass height: 200-300 cm, Leaves: monoplane, leaf: heart-shaped, Leaf color: Green, phyllotaxis: alternate, margin: serrated with, asymmetric flower, inflorescences shape:Head, Flower color: Yellow, Flower size: 20-30 cm, flowering period: July-September, Use: garden planted, for feeding to edible, edible oils, seeds, flowers.
Detailed information
Order
Asterales
Family
Asteraceae
Genus
Helianthus
Species
H. annuus
Flower type
Actinomorphic Flower
Flower array
Head
Petal shape
capitate corolla
Leaf type
Cordate
Leaf edge
Serrated
Flowering place
Garden Ct flower・Flower arrangement Botanic garden field park
Color
Yellow
Season
Jul Aug Sep
Height
200  ~ 300  [cm]
Diameter
20  ~ 30