Common sunflower, a species of Sunflower
Also known as
- Mirasol
- Comb flower
- Annual sunflower
- Golden flower of Peru
- St Bartholomew’s star
Botanical name: Helianthus annuus
Image of Common sunflower
- Is common sunflower invasive?
While some cultivars and hybrids of Common Sunflower are grown as ornamental plants or as oil crops, the wild form is considered an agricultural weed in Europe…
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- Tips from Garden Coaches
Sunflowers can be planted in containers or cultivated in the garden. They are easy to care for, and they make impressive cut flowers….
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- People often ask
Sunflowers can be planted in containers or cultivated in the garden. They are easy to care for, and they make impressive cut flowers.
With proper care, sunflowers should last from six to twelve days.
Beans and potatoes are especially susceptible to a chemical exuded by the roots and cannot be planted near sunflowers.
The wild sunflower is native to North America, but commercialization of the plant first took place in Russia.
Silent love, admiration and loyalty
- Description
The sunflower is recognizable for its bright flower on a very tall stem. It is often grown in gardens. These flowers have been important in culture: they were worshipped by the ancient Inca people, and today, they represent eco-friendly movements. The artist Vincent Van Gogh made a famous series of paintings about sunflowers. Wild versions of the plant branch out to many flower heads, but domesticated plants typically only have one.
- Name Story
Common Sunflower:
Generally, most people think that the naming of sunflower is based on the direction of sunrise and sunset. However, this is not the case. Matured sunflower will only face the East and it will not rotate with the direction of the sun. Nevertheless, the misconception of it facing the sun has embedded deeply in people’s mind. Hence, it is called common sunflower.
- Interesting Facts
It’s generally believed that common sunflower always turn the face to the sun while the sun moves across the sky. But in fact, blooming common sunflower always face east.
- Symbolism
Silent love, admiration and loyalty
- Characteristic
- Plant Type
- Lifespan
- Planting Time
- Bloom Time
- Plant Height
- Crown Diameter
- Herb
- Annual
- Spring
- Summer, Autumn
- 1-3m
- 30-100cm
- Scientific Classification
- Genus
- Family
- Order
- Class
- Phylum
- Helianthus
- Asteraceae
- Asterales
- Magnoliopsida
- Tracheophyta
- Pest and Disease
Aphids, Maladera orientalis, Rust Disease, Downy Mildew, Sclerotinia disease, Wilt Disease, Crown Rot, Leaf Blight…
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- Condition Requirement
Hardiness
-30℉
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Soil
Adaptable; well drained; slightly alkaline, neutral
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Sunlight
Full sun
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- Care Guide
Plant time
All year
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Bloom time
Summer
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Water
Keep moist but do not let the water accumulate
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Propagetion
Cutting
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Pruning
Trim the diseased, withered, and the overgrown branches
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Fertilizer
Once every 15 days
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- Uses
Artistic Value:
The common sunflower is often the subject of music, poetry and paintings. The most famous painting is Van Gogh’s Sunflower.
Environmental Protection Value:
It can purify the metal content of the soil.
Economic Value:
Common sunflower seeds have high oil content and are delicious. As an important oil crop, it can be fried and oil squeezed out. The flower receptacle, stem, and shell can be used as industrial raw materials.
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