100 days.  Mammoth's flower itself can reach over a foot across!

Bees will appreciate these tasty sunflowers as they provide much needed pollen and in return will pollinate the flowers for a bumper crop of seeds.  These are the sunflowers to use if your pressing your own sunflower oil as they have a very high oil content. 

There is nothing small about these giant sunflowers.  Monstrous yellow flowers are born atop 10' or even 12' tall stalks!

Contains 20 seeds