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A few farms in Southern California grow fields of sunflowers for wandering and picking, with flowers blooming from summer into fall, including Tanaka Farms' Hana Field in Costa Mesa, the Pumpkin ...
The common sunflowers we see in cut flower bouquets are annuals, as are the sunflowers grown for seeds, but other species are perennials. Many perennial sunflowers are native to the prairie ...
The inflorescence holds several flower heads. Each head is supported by a base covered in long, pointed phyllaries that bend back as the head ages and develops fruit. The flower head has a fringe of golden yellow ray florets , each two to three centimeters ( 3 ⁄ 4 – 1 + 1 ⁄ 4 in) long, and a center filled with curly yellow and brown disc ...
The disk of a sunflower is made up of many little flowers. The ray flowers here are dried In North Carolina A sunflower seed growing. Sunflowers are usually tall annual or perennial plants that in some species can grow to a height of 300 centimetres (120 inches) or more. Each "flower" is actually a disc made up of tiny flowers, to form a larger ...
Of California's total plant population, 2,153 species, subspecies, and varieties are endemic and native to California alone, according to the 1993 Jepson Manual study. [4] This botanical diversity stems not only from the size of the state, but also its diverse topographies , climates, and soils (e.g. serpentine outcrops ).
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The flowers are yellow and composite, looking much like true sunflowers, and sometimes grow to about 5 cm (2 in) wide. [3] Both the (8–12) ray and disk flowers are yellow, [3] with one flower head on each flowering stalk. [2] [6] The flower heads have 6–14 rays, which are darker towards the base, and several disk flowers. [7]
Helianthus gracilentus is a species of sunflower known by the common name slender sunflower. [1] It is native to central and southern California (from Napa County to San Diego County ) [ 1 ] and Baja California , [ 2 ] where it is a member of the dry wildfire -prone chaparral ecosystem, as well as woodland ecosystems.