Mammoth Russian Sunflower Seeds
Heirloom variety with huge, single yellow blooms ranging from 25-35m in diameter produced on tree trunk like stems that can easily grow 3m or more in height. The best variety for feeding the birds as well as for roasting seed for yourself.
Propagation: Start indoors or sow direct in spring
Light: Full sun
Growth Habit: Sturdy
Blooming Season: High summer