Helianthus annuus 'Sun King'

The Helianthus annuus 'Sun King' is a stunning variety of sunflower that captivates with its vibrant yellow-dark yellow petals. Known for its bicolored flower color distribution, this sunflower is a sight to behold in any garden or landscape.

One notable feature of the 'Sun King' sunflower is its unscented flowers. While many flowers rely on their fragrance to attract pollinators, the 'Sun King' sunflower relies on its visual appeal with its bold and striking flower color.

The foliage of this sunflower is classified as foliage leaf, meaning it has broad, green leaves that add texture and depth to any planting area. The general shape of the leaves is cordate or heart-shaped, providing a unique look to the overall appearance of the plant.

The 'Sun King' sunflower produces its flowers in inflorescences called capitulums or heads. These heads consist of a central disk surrounded by radiant petals, creating a visually stunning display. The combination of the dark yellow petals with the yellow coloring creates a captivating contrasting effect.

When it comes to soil fertility, the 'Sun King' sunflower has special demands. It thrives best in alkaline soil with a pH level higher than 7.5. However, it can also tolerate neutral soil with a pH range of 6.5 to 7.5. This special requirement makes it essential to ensure the soil is adequately prepared to support the growth and development of this particular sunflower variety.

The leaves of the 'Sun King' sunflower are simple, meaning they are not divided or deeply lobed. This characteristic adds to the overall elegance of the plant and complements the heart-shaped foliage.

In terms of growth type, the 'Sun King' sunflower is an erect plant. It grows tall and upright, reaching heights that can vary depending on the growing conditions. This growth habit allows the flowers to be displayed prominently, catching the attention of anyone who sets their eyes on this beautiful sunflower.

Whether planted in groupings or as a focal point in a garden, the 'Sun King' sunflower is sure to make a statement with its vibrant and contrasting flower colors. Its bicolored petals, unscented blooms, cordate leaves, and erect growth habit all contribute to its visual allure and appeal. When choosing to cultivate this sunflower variety, it is crucial to provide the ideal soil conditions, ensuring the successful growth and development of this remarkable plant.

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