Skip to content
WE HAVE TEMPORARILY PAUSED OUR CHECKOUT TO CATCH UP ON CURRENT ORDERS..... WE ARE EXPERIENCING HIGH VOLUME ORDERS UP TO 2-3 WEEKS TO SHIP. FREE US SHIPPING ON SEED ORDERS $12+!
WE ARE EXPERIENCING HIGH VOLUME ORDERS UP TO 2-3 WEEKS TO SHIP. FREE US SHIPPING ON SEED ORDERS $12+!

Sunflower Seeds - Mammoth

Original price $2.00 - Original price $2.00
Original price
$2.00
$2.00 - $2.00
Current price $2.00
  • Seed Count: 50 Seeds
  • Maturity Date: 110-120 Days from Planting
  • Plant Height: 14-20 feet
  • Bloom Size: 14-20 inches in diameter
  • Petal Color: Yellow
  • Central Disk Color: Dark brown to black
  • Sun Requirements: Full Sun
  • Soil Requirements: Well-drained soil

History: The Mammoth Sunflower is one of the most iconic garden plants, cherished not only for its aesthetic appeal but also for its rich history. Originating from North America, this variety has been cultivated by indigenous people and settlers alike for centuries. The mammoth variety specifically has been selected over generations for its towering height and expansive blooms, which dwarf most other sunflower varieties. A symbol of summertime and sunny days, this sunflower variety has captured imaginations and gardens alike with its sheer size and radiant color.

Uses: As a staple in many gardens, the Mammoth Sunflower offers a range of practical and aesthetic benefits. Its large blooms make for stunning cut flowers, providing a dramatic focal point in any floral arrangement. Due to their size and high seed yield, these sunflowers are also frequently used for bird and livestock feed. Their seeds can even be harvested for human consumption, often used in baking or as a snack. Moreover, the giant stalks can be used in crafting or even as natural supports for other plants. The large blooms also serve as a magnet for pollinators, providing nectar and sustenance for bees, butterflies, and birds.

Growth Habit and Planting Instructions: A defining feature of the Mammoth Sunflower is its impressive height, reaching up to 20 feet when grown under optimal conditions. This variety thrives best in well-drained soil and full sun. To plant, dig holes about 1 inch deep and space the seeds about 6 inches apart, in rows that are at least 30 inches apart. Water generously after planting and maintain consistent moisture throughout the growing season. Given their height, Mammoth Sunflowers may require staking or support as they grow, especially in windy areas. It’s also advisable to apply a balanced fertilizer when the plants are about 3 feet tall to support their rapid growth. For optimal seed production, water deeply once a week, making sure the soil is well-drained to prevent root rot. With appropriate care, your Mammoth Sunflowers will not only add grandeur to your landscape but will also produce an abundance of seeds for various uses.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare