Meet the tallest sunflower ever grown – a towering height of 30 feet and 1 inch! Sunflowers, with their bright yellow petals and black centers, are truly awe-inspiring, but they become even more impressive when they reach such extraordinary heights.
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What is the Tallest Sunflower?
In 2014, Hans-Peter Schiffer grew the tallest sunflower ever recorded, measuring an astounding 30 feet and 1 inch tall. While most sunflowers grow up to 16 feet, ideal growing conditions can result in much taller plants. Growing a tall sunflower requires proper soil, sunlight, water, and fertilization.
Tall Sunflower Varieties
Gardeners worldwide adore giant sunflowers. The American and Russian Giant Sunflowers are particularly popular, reaching heights of up to 14 feet and boasting large seeds for snacking. The Italian White Sunflower stands out with its creamy white petals, while the Mongolian Giant Sunflower offers numerous small flowers on a single stalk. These hybrid varieties can reach over 16 feet tall and bloom into gorgeous yellow petals.
Mammoth Sunflowers bloom into enormous flowers with yellow petals on tall plants reaching up to 12 feet. Stocking is crucial to support their flower heads, which can grow up to 20 inches in diameter. Providing mammoth sunflowers with full sun, well-drained soil enriched with compost and fertilizer, and ample moisture ensures healthy growth and impressive blooms. Harvesting giant sunflower seeds from mammoth cultivars is relatively easy, but gardeners should be mindful of squirrels and slugs. Mulching around the base of the plants helps maintain moisture levels and control weeds.
Mongolian Giant Sunflower
The Mongolian Giant Sunflower is a popular cultivar among gardeners due to its sturdy root system and ability to tolerate drought. Standing up to 14 feet tall, it produces big blooms with large yellow flowers and petals that can reach a foot in diameter. Its edible seeds are a delightful treat!
With its impressive height and big blooms, the Skyscraper Sunflower is a stunning cultivar many gardeners favor. Growing 12 feet tall, it displays yellow petals surrounding a dark brown center. This sunflower thrives in full sun and well-drained soil. It can be sown directly or started indoors before transplanting once matured. Ample sunlight, moisture, and organic matter-rich compost create a sturdy root system. Harvesting giant sunflower seeds and providing a haven for pollinators are additional benefits.
American Giant Sunflower
For those seeking a tall sunflower that produces magnificent blooms, the American Giant Sunflower is an excellent choice. Its sturdy root system and tap root that reaches deep within the soil make it resilient against hailstones, squirrels, and slugs. This cultivar has been grown by gardeners like Hans-Peter Schiffer from Nordrhein Westfalen in Germany to break the world record for the tallest sunflower at over 30 feet! Growing giant sunflowers requires proper composting or fertilization during planting and staking for support once they mature. Mulching around the plants also attracts pollinators and facilitates the harvesting of sunflower seeds or pollen.
The Titan sunflower boasts big blooms that can reach up to 12 feet high and 18 inches wide. With its sturdy root system and requirement for full sun and well-drained soil, this cultivar is highly favored by gardeners looking to grow giant varieties for competitions or enjoyment. Harvesting giant sunflower seeds from these tall plants is straightforward with proper staking and composting.
Pike’s Peak Sunflower
Pike’s Peak Sunflower, a tall variety of sunflower, features large yellow petals with dark centers and can grow up to 12 feet. Cultivating these plants is relatively easy in most climates, provided they receive full sunlight, adequate moisture, and well-draining soil. They can be used decoratively or harvested for their protein-rich edible seeds. You could even break the world record for growing the tallest sunflower next year with proper care!
Sunzilla Sunflower is among the giant varieties, blooming with bright yellow petals measuring up to two inches in diameter on sturdy stalks that soar to sixteen feet tall. Optimal growth requires full sunlight and well-draining soil. These tall plants make an impressive garden display, yield edible seeds, and serve as a food source for pollinators, squirrels, and other wildlife.
At 30 feet and 1 inch, the Kong Sunflower holds the world record for the tallest sunflower ever grown. Its large yellow flowers with dark centers create a stunning bloom. Due to their height, growing Kong sunflowers requires full sun, well-draining soil, and sturdy staking. Other giant sunflower varieties, such as Russian Giant, American Giant, and Skyscraper, are also popular among gardeners aiming to create impressive displays with big blooms.