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The common sunflower (Helianthus annuus) is a species of large annual forb of the daisy family Asteraceae. The common sunflower is harvested for its edible oily seeds, which are often eaten as a snack food. They are also used in the production of cooking oil, as food for livestock, as bird food, and as a plantings in domestic gardens for ...
Helianthus (/ ˌ h iː l i ˈ æ n θ ə s /) [3] is a genus comprising around 70 species of annual and perennial flowering plants in the daisy family Asteraceae commonly known as sunflowers. [ 4 ] [ 5 ] Except for three South American species, the species of Helianthus are native to North America and Central America .
common sunflower (Helianthus annuus) common yarrow (Achillea millefolium) common zinnia (Zinnia elegans) Cooper's dogweed (Adenophyllum cooperi) Cooper's goldenbush (Ericameria cooperi) cottonbatting plant (Pseudognaphalium stramineum) Coulter's brickellbush (Brickellia coulteri) Coulter's chinchweed (Pectis coulteri) Coulter's horseweed ...
You can continue to plant every few weeks up until early to mid-summer for a longer harvest time. But if you plant too late in your hardiness zone, your sunflowers won't mature before the first frost.
Commercially important plants in the Heliantheae include sunflower and Jerusalem artichoke. Many garden flowers are also in this group, such as Coreopsis, Cosmos, Echinacea, Rudbeckia, and Zinnia. Some authors separate Coreopsis and Cosmos into the Coreopsideae tribe. [1] In contrast to the benefits brought by the group, some are problematic weeds.
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Common sunflower; Helianthus annuus 'Russian Giant' Helianthus anomalus; ... Sunflower Icon Red Antique.png 400 × 430; 261 KB This page was ...
The family is commonly known as the aster, daisy, composite, or sunflower family. Most species of Asteraceae are herbaceous plants, and may be annual, biennial, or perennial, but there are also shrubs, vines, and trees. The family has a widespread distribution, from subpolar to tropical regions, in a wide variety of habitats.
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