This heirloom is one of the tallest sunflower plants available, growing an impressive 3.6m (12') tall! The 60cm (24") flowers produce an abundance of nutritious sunflower seeds should you harvest them yourself or for the birds.
Matures in 110 days from direct sowing. While doable, it is not advisable to transplant this variety so the roots aren't disturbed.
Optimal soil temperatures for germination of 21-30°C
Plant in full sun, sow no more than 5mm-1cm (1/4-1/2") deep
Seeds should germinate in 10-14 days
Zone: 1-10
When the back of the flower head turns yellow, it's ready to be cut from the plant