Blanket Flower. Blooms heavily all season with hot red petals and points tipped with yellow. Short 10" - Plant 10" apart. zone 3-10 - The very shortest of the Gaillardias. From the early summer on, very showy banded flowers "blanket" this plant. The ends of the petals have a torn, ruffled appearance. Butterlies are drawn to it. Completely carefree.