Originally Posted by JP

I have to agree with Richard. With the dictionnary's description, a sunflower is a tree... Ridiculous. In french dictionnaries, a tree is a tree, a plant is a plant and a bush is a bush. Way more precise. Merriam-Webster's description makes no sense botanically speaking.
There is nothing ballistic about what I wrote.
The most important part is that dwarf namwah is in my opinion the best suited variety for your region.