What is This Plant?
It looks very much like an angel wing begonia. Has the picture been enlarged? That is what is kinda throwing me off. They are a houseplant and that looks like a bush.
What is This Plant?
Caladium are a heart shaped leaf. Not a half shaped.
Garden: Purple Flowers
It is called purple heart. I also have one that is about 4 ft long. It is in a window with morning sun and loving the brightness.