as Indian Summer - similar to the German Indian summer - is called in German a time in late summer and early fall in parts of North America, which is characterized by a lively colors of the forests. A variety of leaf colors from green, yellow, orange, red, brown and ocher is often with a bright blue sky and a renewed rise in temperatures, sometimes to over 20 ° C. connected. In autumn, the deciduous trees lead to decreasing day length, the active change of color of the leaves one by the store between proteins and valuable nutrients such as nitrogen and phosphate in storage tissues until the next growing season. In many species also occurs in a strong red color. Depending on the weather, can shift the periods, however. Severe cold and an early onset of frost accelerate leaf color, a warm and sunny late summer slowed the process. (Source - Wikipedia)
My "Indian Summer" is a warm autumn period in Hesse ... wish you a nice time with colorful Leaves and blue sky ... LG Rita 
