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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 false flower to better attract pollinators.
Sunflowers grow best in fertile, moist, well-drained soil with heavy mulch. They often appear on dry open areas and foothills. [4] Outside of cultivation, the common sunflower is found on moist clay-based soils in areas with climates similar to Texas. In contrast, the related Helianthus debilis and Helianthus petiolaris are found on drier ...
Helianthus annuus 'Russian Giant' can grow in a neutral to alkaline, well-drained moisture, rich in humus, and moderately fertile soil exposed to full sun. A cane might be needed to support the weight of the bloom.
Helianthus tuberosus is a herbaceous perennial plant growing to 1.5–3 m (4 ft 11 in – 9 ft 10 in) tall with opposite leaves on the lower part of the stem but alternate towards the top. [7] The leaves have a rough, hairy texture. Larger leaves on the lower stem are broad ovoid-acute and can be up to 30 cm (12 in) long. Leaves higher on the ...
The name is derived from the genus Helianthus, which is Greek for sun flower. Most genera and species are found in North America (particularly in Mexico) and South America. A few genera are pantropical. Most Heliantheae are herbs or shrubs, but some grow to the size of small trees.
Helianthus agrestis plants can grow up to one meter tall. Helianthus agrestis is a flowering plant that has bright orange-yellow rays. [6] Each plant can have about 10-15 rays and up to 50 disc florets. [5] The bright colors on this plant make it attractive to many pollinators. [7]
You can start growing lemongrass as a houseplant any time of the year. "Lemongrass easily adapts to indoor conditions," says Susan Betz , a master gardener and the author of Herbal Houseplants .
Helianthus grosseserratus, commonly known as sawtooth sunflower or thick-tooth sunflower, [3] is a perennial sunflower in the family Asteraceae, ...